projects/dwt-win: dwt/graphics/ImageData.d annotate

annotate dwt/graphics/ImageData.d @ 246:fd9c62a2998e

Updater SWT 3.4M7 to 3.4

author	Frank Benoit <benoit@tionex.de>
date	Tue, 01 Jul 2008 10:15:59 +0200
parents	36f5cb12e1a2
children

rev	line source
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	2 * Copyright (c) 2000, 2008 IBM Corporation and others.
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	10 * Port to the D programming language:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	11 * Frank Benoit <benoit@tionex.de>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwt.graphics.ImageData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	14
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	15
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	16 import dwt.graphics.PaletteData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	17 import dwt.graphics.RGB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	18 import dwt.graphics.Image;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.graphics.GC;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.graphics.Device;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwt.graphics.ImageDataLoader;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.DWT;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.internal.CloneableCompatibility;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	24
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	25 public import dwt.dwthelper.InputStream;
23 f5482da87ed8 Image, ImageData Frank Benoit <benoit@tionex.de> parents: 22 diff changeset	26 import dwt.dwthelper.System;
212 ab60f3309436 reverted the char[] to String and use the an alias. Frank Benoit <benoit@tionex.de> parents: 23 diff changeset	27 import dwt.dwthelper.utils;
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	28
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	29
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	30 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	31 * Instances of this class are device-independent descriptions
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	32 * of images. They are typically used as an intermediate format
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	33 * between loading from or writing to streams and creating an
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	34 * <code>Image</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	35 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	36 * Note that the public fields <code>x</code>, <code>y</code>,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	37 * <code>disposalMethod</code> and <code>delayTime</code> are
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	38 * typically only used when the image is in a set of images used
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	39 * for animation.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	40 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	41 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	42 * @see Image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	43 * @see ImageLoader
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	44 * @see <a href="http://www.eclipse.org/swt/snippets/#image">ImageData snippets</a>
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	45 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: ImageAnalyzer</a>
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	46 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	47 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	48
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	49 public final class ImageData : CloneableCompatibility {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	50
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	51 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * The width of the image, in pixels.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	53 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	54 public int width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	55
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	56 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	57 * The height of the image, in pixels.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	58 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	59 public int height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	60
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	61 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	62 * The color depth of the image, in bits per pixel.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	63 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	64 * Note that a depth of 8 or less does not necessarily
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	65 * mean that the image is palette indexed, or
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	66 * conversely that a depth greater than 8 means that
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	67 * the image is direct color. Check the associated
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	68 * PaletteData's isDirect field for such determinations.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	69 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	70 public int depth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	71
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	72 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	73 * The scanline padding.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	74 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	75 * If one scanline of the image is not a multiple of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	76 * this number, it will be padded with zeros until it is.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	77 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	78 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	79 public int scanlinePad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	80
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	81 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	82 * The number of bytes per scanline.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	83 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	84 * This is a multiple of the scanline padding.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	85 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	86 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	87 public int bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	88
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	89 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	90 * The pixel data of the image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	91 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	92 * Note that for 16 bit depth images the pixel data is stored
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	93 * in least significant byte order; however, for 24bit and
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	94 * 32bit depth images the pixel data is stored in most
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	95 * significant byte order.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	96 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	97 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	98 public byte[] data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	99
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	100 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	101 * The color table for the image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	102 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	103 public PaletteData palette;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	104
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	105 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	106 * The transparent pixel.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	107 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	108 * Pixels with this value are transparent.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	109 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	110 * The default is -1 which means 'no transparent pixel'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	111 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	112 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	113 public int transparentPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	114
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	115 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	116 * An icon-specific field containing the data from the icon mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	117 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	118 * This is a 1 bit bitmap stored with the most significant
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	119 * bit first. The number of bytes per scanline is
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	120 * '((width + 7) / 8 + (maskPad - 1)) / maskPad * maskPad'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	121 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	122 * The default is null which means 'no transparency mask'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	123 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	124 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	125 public byte[] maskData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	126
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	127 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	128 * An icon-specific field containing the scanline pad of the mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	129 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	130 * If one scanline of the transparency mask is not a
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	131 * multiple of this number, it will be padded with zeros until
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	132 * it is.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	133 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	134 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	135 public int maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	136
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	137 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	138 * The alpha data of the image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	139 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	140 * Every pixel can have an <em>alpha blending</em> value that
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	141 * varies from 0, meaning fully transparent, to 255 meaning
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	142 * fully opaque. The number of bytes per scanline is
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	143 * 'width'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	144 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	145 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	146 public byte[] alphaData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	147
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	148 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	149 * The global alpha value to be used for every pixel.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	150 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	151 * If this value is set, the <code>alphaData</code> field
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	152 * is ignored and when the image is rendered each pixel
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	153 * will be blended with the background an amount
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	154 * proportional to this value.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	155 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	156 * The default is -1 which means 'no global alpha value'
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	157 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	158 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	159 public int alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	160
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	161 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	162 * The type of file from which the image was read.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	163 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	164 * It is expressed as one of the following values:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	165 * <dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	166 * <dt><code>IMAGE_BMP</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	167 * <dd>Windows BMP file format, no compression</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	168 * <dt><code>IMAGE_BMP_RLE</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	169 * <dd>Windows BMP file format, RLE compression if appropriate</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	170 * <dt><code>IMAGE_GIF</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	171 * <dd>GIF file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	172 * <dt><code>IMAGE_ICO</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	173 * <dd>Windows ICO file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	174 * <dt><code>IMAGE_JPEG</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	175 * <dd>JPEG file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	176 * <dt><code>IMAGE_PNG</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	177 * <dd>PNG file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	178 * </dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	179 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	180 public int type;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	181
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	182 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	183 * The x coordinate of the top left corner of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	184 * within the logical screen (this field corresponds to
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	185 * the GIF89a Image Left Position value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	186 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	187 public int x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	188
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	189 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	190 * The y coordinate of the top left corner of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	191 * within the logical screen (this field corresponds to
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	192 * the GIF89a Image Top Position value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	193 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	194 public int y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	195
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	196 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	197 * A description of how to dispose of the current image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	198 * before displaying the next.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	199 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * It is expressed as one of the following values:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	201 * <dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	202 * <dt><code>DM_UNSPECIFIED</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	203 * <dd>disposal method not specified</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	204 * <dt><code>DM_FILL_NONE</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	205 * <dd>do nothing - leave the image in place</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	206 * <dt><code>DM_FILL_BACKGROUND</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	207 * <dd>fill with the background color</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	208 * <dt><code>DM_FILL_PREVIOUS</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	209 * <dd>restore the previous picture</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	210 * </dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	211 * (this field corresponds to the GIF89a Disposal Method value)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	212 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	213 public int disposalMethod;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	214
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	215 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	216 * The time to delay before displaying the next image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	217 * in an animation (this field corresponds to the GIF89a
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	218 * Delay Time value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	219 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	220 public int delayTime;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	221
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	222 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	223 * Arbitrary channel width data to 8-bit conversion table.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	224 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	225 private static byte[][] ANY_TO_EIGHT;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	226 private static byte[] ONE_TO_ONE_MAPPING;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	227
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	228 private static bool static_this_completed = false;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	229 private static void static_this() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	230 if( static_this_completed ) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	231 synchronized {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	232 if( static_this_completed ) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	233 ANY_TO_EIGHT = new byte[][](9);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	234 for (int b = 0; b < 9; ++b) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	235 byte[] data = ANY_TO_EIGHT[b] = new byte[1 << b];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	236 if (b is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	237 int inc = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	238 for (int bit = 0x10000; (bit >>= b) !is 0;) inc \|= bit;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	239 for (int v = 0, p = 0; v < 0x10000; v+= inc) data[p++] = cast(byte)(v >> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	240 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	241 ONE_TO_ONE_MAPPING = ANY_TO_EIGHT[8];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	242 static_this_completed = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	243 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	244 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	245
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	246 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	247 * Scaled 8x8 Bayer dither matrix.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	248 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	249 static const int[][] DITHER_MATRIX = [
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	250 [ 0xfc0000, 0x7c0000, 0xdc0000, 0x5c0000, 0xf40000, 0x740000, 0xd40000, 0x540000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	251 [ 0x3c0000, 0xbc0000, 0x1c0000, 0x9c0000, 0x340000, 0xb40000, 0x140000, 0x940000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	252 [ 0xcc0000, 0x4c0000, 0xec0000, 0x6c0000, 0xc40000, 0x440000, 0xe40000, 0x640000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	253 [ 0x0c0000, 0x8c0000, 0x2c0000, 0xac0000, 0x040000, 0x840000, 0x240000, 0xa40000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	254 [ 0xf00000, 0x700000, 0xd00000, 0x500000, 0xf80000, 0x780000, 0xd80000, 0x580000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	255 [ 0x300000, 0xb00000, 0x100000, 0x900000, 0x380000, 0xb80000, 0x180000, 0x980000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	256 [ 0xc00000, 0x400000, 0xe00000, 0x600000, 0xc80000, 0x480000, 0xe80000, 0x680000 ],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	257 [ 0x000000, 0x800000, 0x200000, 0xa00000, 0x080000, 0x880000, 0x280000, 0xa80000 ]
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	258 ];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	259
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	260 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	261 * Constructs a new, empty ImageData with the given width, height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	262 * depth and palette. The data will be initialized to an (all zero)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	263 * array of the appropriate size.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	264 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	265 * @param width the width of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	266 * @param height the height of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	267 * @param depth the depth of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	268 * @param palette the palette of the image (must not be null)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	269 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	270 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	271 * <li>ERROR_INVALID_ARGUMENT - if the width or height is negative, or if the depth is not
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	272 * one of 1, 2, 4, 8, 16, 24 or 32</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	273 * <li>ERROR_NULL_ARGUMENT - if the palette is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	274 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	275 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	276 public this(int width, int height, int depth, PaletteData palette) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	277 this(width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	278 4, null, 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	279 null, -1, -1, DWT.IMAGE_UNDEFINED,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	280 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	281 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	282
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	283 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	284 * Constructs a new, empty ImageData with the given width, height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	285 * depth, palette, scanlinePad and data.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	286 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	287 * @param width the width of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	288 * @param height the height of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	289 * @param depth the depth of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	290 * @param palette the palette of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	291 * @param scanlinePad the padding of each line, in bytes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	292 * @param data the data of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	293 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	294 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	295 * <li>ERROR_INVALID_ARGUMENT - if the width or height is negative, or if the depth is not
213 36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	296 * one of 1, 2, 4, 8, 16, 24 or 32, or the data array is too small to contain the image data</li>
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	297 * <li>ERROR_NULL_ARGUMENT - if the palette or data is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	298 * <li>ERROR_CANNOT_BE_ZERO - if the scanlinePad is zero</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	299 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	300 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	301 public this(int width, int height, int depth, PaletteData palette, int scanlinePad, byte[] data) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	302 this(width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	303 scanlinePad, checkData(data), 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	304 null, -1, -1, DWT.IMAGE_UNDEFINED,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	305 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	306 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	307
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	308 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	309 * Constructs an <code>ImageData</code> loaded from the specified
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	310 * input stream. Throws an error if an error occurs while loading
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	311 * the image, or if the image has an unsupported type. Application
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	312 * code is still responsible for closing the input stream.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	313 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	314 * This constructor is provided for convenience when loading a single
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	315 * image only. If the stream contains multiple images, only the first
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	316 * one will be loaded. To load multiple images, use
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	317 * <code>ImageLoader.load()</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	318 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	319 * This constructor may be used to load a resource as follows:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	320 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	321 * <pre>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	322 * static ImageData loadImageData (Class clazz, String string) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	323 * InputStream stream = clazz.getResourceAsStream (string);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	324 * if (stream is null) return null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	325 * ImageData imageData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	326 * try {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	327 * imageData = new ImageData (stream);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	328 * } catch (DWTException ex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	329 * } finally {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	330 * try {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	331 * stream.close ();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	332 * } catch (IOException ex) {}
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	333 * }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	334 * return imageData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	335 * }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	336 * </pre>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	337 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	338 * @param stream the input stream to load the image from (must not be null)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	339 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	340 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	341 * <li>ERROR_NULL_ARGUMENT - if the stream is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	342 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	343 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	344 * <li>ERROR_IO - if an IO error occurs while reading from the stream</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	345 * <li>ERROR_INVALID_IMAGE - if the image stream contains invalid data</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	346 * <li>ERROR_UNSUPPORTED_FORMAT - if the image stream contains an unrecognized format</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	347 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	348 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	349 * @see ImageLoader#load(InputStream)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	350 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	351 public this(InputStream stream) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	352 ImageData[] data = ImageDataLoader.load(stream);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	353 if (data.length < 1) DWT.error(DWT.ERROR_INVALID_IMAGE);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	354 ImageData i = data[0];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	355 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	356 i.width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	357 i.height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	358 i.depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	359 i.scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	360 i.bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	361 i.data,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	362 i.palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	363 i.transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	364 i.maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	365 i.maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	366 i.alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	367 i.alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	368 i.type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	369 i.x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	370 i.y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	371 i.disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	372 i.delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	373 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	374
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	375 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	376 * Constructs an <code>ImageData</code> loaded from a file with the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	377 * specified name. Throws an error if an error occurs loading the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	378 * image, or if the image has an unsupported type.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	379 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	380 * This constructor is provided for convenience when loading a single
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	381 * image only. If the file contains multiple images, only the first
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	382 * one will be loaded. To load multiple images, use
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	383 * <code>ImageLoader.load()</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	384 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	385 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	386 * @param filename the name of the file to load the image from (must not be null)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	387 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	388 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	389 * <li>ERROR_NULL_ARGUMENT - if the file name is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	390 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	391 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	392 * <li>ERROR_IO - if an IO error occurs while reading from the file</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	393 * <li>ERROR_INVALID_IMAGE - if the image file contains invalid data</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	394 * <li>ERROR_UNSUPPORTED_FORMAT - if the image file contains an unrecognized format</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	395 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	396 */
212 ab60f3309436 reverted the char[] to String and use the an alias. Frank Benoit <benoit@tionex.de> parents: 23 diff changeset	397 public this(String filename) {
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	398 ImageData[] data = ImageDataLoader.load(filename);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	399 if (data.length < 1) DWT.error(DWT.ERROR_INVALID_IMAGE);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	400 ImageData i = data[0];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	401 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	402 i.width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	403 i.height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	404 i.depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	405 i.scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	406 i.bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	407 i.data,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	408 i.palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	409 i.transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	410 i.maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	411 i.maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	412 i.alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	413 i.alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	414 i.type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	415 i.x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	416 i.y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	417 i.disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	418 i.delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	419 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	420
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	421 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	422 * Prevents uninitialized instances from being created outside the package.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	423 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	424 private this() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	425 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	426
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	427 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	428 * Constructs an image data by giving values for all non-computable fields.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	429 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	430 * This method is for internal use, and is not described further.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	431 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	432 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	433 this(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	434 int width, int height, int depth, PaletteData palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	435 int scanlinePad, byte[] data, int maskPad, byte[] maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	436 byte[] alphaData, int alpha, int transparentPixel, int type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	437 int x, int y, int disposalMethod, int delayTime)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	438 {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	439 if (palette is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	440 if (!(depth is 1 \|\| depth is 2 \|\| depth is 4 \|\| depth is 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	441 \|\| depth is 16 \|\| depth is 24 \|\| depth is 32)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	442 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	443 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	444 if (width <= 0 \|\| height <= 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	445 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	446 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	447 if (scanlinePad is 0) DWT.error (DWT.ERROR_CANNOT_BE_ZERO);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	448
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	449 int bytesPerLine = (((width * depth + 7) / 8) + (scanlinePad - 1))
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	450 / scanlinePad * scanlinePad;
213 36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	451
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	452 /*
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	453 * When the image is being loaded from a PNG, we need to use the theoretical minimum
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	454 * number of bytes per line to check whether there is enough data, because the actual
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	455 * number of bytes per line is calculated based on the given depth, which may be larger
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	456 * than the actual depth of the PNG.
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	457 */
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	458 int minBytesPerLine = type is DWT.IMAGE_PNG ? ((((width + 7) / 8) + 3) / 4) * 4 : bytesPerLine;
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	459 if (data !is null && data.length < minBytesPerLine * height) {
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	460 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
36f5cb12e1a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 212 diff changeset	461 }
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	462 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	463 width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	464 height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	465 depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	466 scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	467 bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	468 data !is null ? data : new byte[bytesPerLine * height],
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	469 palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	470 transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	471 maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	472 maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	473 alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	474 alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	475 type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	476 x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	477 y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	478 disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	479 delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	480 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	481
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	482 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	483 * Initializes all fields in the receiver. This method must be called
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	484 * by all public constructors to ensure that all fields are initialized
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	485 * for a new ImageData object. If a new field is added to the class,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	486 * then it must be added to this method.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	487 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	488 * This method is for internal use, and is not described further.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	489 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	490 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	491 void setAllFields(int width, int height, int depth, int scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	492 int bytesPerLine, byte[] data, PaletteData palette, int transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	493 byte[] maskData, int maskPad, byte[] alphaData, int alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	494 int type, int x, int y, int disposalMethod, int delayTime) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	495
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	496 this.width = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	497 this.height = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	498 this.depth = depth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	499 this.scanlinePad = scanlinePad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	500 this.bytesPerLine = bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	501 this.data = data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	502 this.palette = palette;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	503 this.transparentPixel = transparentPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	504 this.maskData = maskData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	505 this.maskPad = maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	506 this.alphaData = alphaData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	507 this.alpha = alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	508 this.type = type;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	509 this.x = x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	510 this.y = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	511 this.disposalMethod = disposalMethod;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	512 this.delayTime = delayTime;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	513 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	514
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	515 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	516 * Invokes internal DWT functionality to create a new instance of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	517 * this class.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	518 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	519 * <b>IMPORTANT:</b> This method is <em>not</em> part of the public
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	520 * API for <code>ImageData</code>. It is marked public only so that it
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	521 * can be shared within the packages provided by DWT. It is subject
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	522 * to change without notice, and should never be called from
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	523 * application code.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	524 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	525 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	526 * This method is for internal use, and is not described further.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	527 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	528 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	529 public static ImageData internal_new(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	530 int width, int height, int depth, PaletteData palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	531 int scanlinePad, byte[] data, int maskPad, byte[] maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	532 byte[] alphaData, int alpha, int transparentPixel, int type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	533 int x, int y, int disposalMethod, int delayTime)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	534 {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	535 return new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	536 width, height, depth, palette, scanlinePad, data, maskPad, maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	537 alphaData, alpha, transparentPixel, type, x, y, disposalMethod, delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	538 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	539
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	540 ImageData colorMaskImage(int pixel) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	541 ImageData mask = new ImageData(width, height, 1, bwPalette(),
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	542 2, null, 0, null, null, -1, -1, DWT.IMAGE_UNDEFINED,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	543 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	544 int[] row = new int[width];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	545 for (int y = 0; y < height; y++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	546 getPixels(0, y, width, row, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	547 for (int i = 0; i < width; i++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	548 if (pixel !is -1 && row[i] is pixel) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	549 row[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	550 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	551 row[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	552 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	553 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	554 mask.setPixels(0, y, width, row, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	555 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	556 return mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	557 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	558
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	559 static byte[] checkData(byte [] data) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	560 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	561 return data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	562 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	563
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	564 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	565 * Returns a new instance of the same class as the receiver,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	566 * whose slots have been filled in with <em>copies</em> of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	567 * the values in the slots of the receiver. That is, the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	568 * returned object is a <em>deep copy</em> of the receiver.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	569 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	570 * @return a copy of the receiver.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	571 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	572 public Object clone() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	573 byte[] cloneData = new byte[data.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	574 System.arraycopy(data, 0, cloneData, 0, data.length);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	575 byte[] cloneMaskData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	576 if (maskData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	577 cloneMaskData = new byte[maskData.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	578 System.arraycopy(maskData, 0, cloneMaskData, 0, maskData.length);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	579 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	580 byte[] cloneAlphaData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	581 if (alphaData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	582 cloneAlphaData = new byte[alphaData.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	583 System.arraycopy(alphaData, 0, cloneAlphaData, 0, alphaData.length);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	584 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	585 return new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	586 width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	587 height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	588 depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	589 palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	590 scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	591 cloneData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	592 maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	593 cloneMaskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	594 cloneAlphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	595 alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	596 transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	597 type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	598 x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	599 y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	600 disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	601 delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	602 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	603
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	604 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	605 * Returns the alpha value at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	606 * scanline <code>y</code> in the receiver's alpha data.
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	607 * The alpha value is between 0 (transparent) and
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	608 * 255 (opaque).
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	609 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	610 * @param x the x coordinate of the pixel to get the alpha value of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	611 * @param y the y coordinate of the pixel to get the alpha value of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	612 * @return the alpha value at the given coordinates
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	613 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	614 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	615 * <li>ERROR_INVALID_ARGUMENT - if either argument is out of range</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	616 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	617 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	618 public int getAlpha(int x, int y) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	619 if (x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	620
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	621 if (alphaData is null) return 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	622 return alphaData[y * width + x] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	623 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	624
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	625 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	626 * Returns <code>getWidth</code> alpha values starting at offset
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	627 * <code>x</code> in scanline <code>y</code> in the receiver's alpha
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	628 * data starting at <code>startIndex</code>. The alpha values
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	629 * are unsigned, between <code>(byte)0</code> (transparent) and
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	630 * <code>(byte)255</code> (opaque).
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	631 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	632 * @param x the x position of the pixel to begin getting alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	633 * @param y the y position of the pixel to begin getting alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	634 * @param getWidth the width of the data to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	635 * @param alphas the buffer in which to put the alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	636 * @param startIndex the offset into the image to begin getting alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	637 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	638 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	639 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	640 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	641 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	642 * <li>ERROR_INVALID_ARGUMENT - if getWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	643 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	644 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	645 public void getAlphas(int x, int y, int getWidth, byte[] alphas, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	646 if (alphas is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	647 if (getWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	648 if (getWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	649
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	650 if (alphaData is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	651 int endIndex = startIndex + getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	652 for (int i = startIndex; i < endIndex; i++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	653 alphas[i] = cast(byte)255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	654 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	655 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	656 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	657 // may throw an IndexOutOfBoundsException
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	658 System.arraycopy(alphaData, y * width + x, alphas, startIndex, getWidth);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	659 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	660
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	661 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	662 * Returns the pixel value at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	663 * scanline <code>y</code> in the receiver's data.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	664 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	665 * @param x the x position of the pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	666 * @param y the y position of the pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	667 * @return the pixel at the given coordinates
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	668 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	669 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	670 * <li>ERROR_INVALID_ARGUMENT - if either argument is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	671 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	672 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	673 * <li>ERROR_UNSUPPORTED_DEPTH if the depth is not one of 1, 2, 4, 8, 16, 24 or 32</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	674 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	675 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	676 public int getPixel(int x, int y) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	677 if (x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	678 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	679 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	680 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	681 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	682 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	683 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	684 return ((data[index] & 0xFF) << 24) + ((data[index+1] & 0xFF) << 16) +
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	685 ((data[index+2] & 0xFF) << 8) + (data[index+3] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	686 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	687 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	688 return ((data[index] & 0xFF) << 16) + ((data[index+1] & 0xFF) << 8) +
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	689 (data[index+2] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	690 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	691 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	692 return ((data[index+1] & 0xFF) << 8) + (data[index] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	693 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	694 index = (y * bytesPerLine) + x ;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	695 return data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	696 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	697 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	698 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	699 if ((x & 0x1) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	700 return theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	701 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	702 return theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	703 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	704 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	705 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	706 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	707 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	708 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	709 return (theByte & mask) >> (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	710 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	711 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	712 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	713 mask = 1 << (7 - (x & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	714 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	715 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	716 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	717 return 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	718 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	719 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	720 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	721 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	722 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	723 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	724
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	725 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	726 * Returns <code>getWidth</code> pixel values starting at offset
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	727 * <code>x</code> in scanline <code>y</code> in the receiver's
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	728 * data starting at <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	729 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	730 * @param x the x position of the first pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	731 * @param y the y position of the first pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	732 * @param getWidth the width of the data to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	733 * @param pixels the buffer in which to put the pixels
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	734 * @param startIndex the offset into the byte array to begin storing pixels
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	735 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	736 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	737 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	738 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	739 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	740 * <li>ERROR_INVALID_ARGUMENT - if getWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	741 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	742 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	743 * <li>ERROR_UNSUPPORTED_DEPTH - if the depth is not one of 1, 2, 4 or 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	744 * (For higher depths, use the int[] version of this method.)</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	745 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	746 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	747 public void getPixels(int x, int y, int getWidth, byte[] pixels, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	748 if (pixels is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	749 if (getWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	750 if (getWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	751 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	752 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	753 int mask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	754 int n = getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	755 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	756 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	757 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	758 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	759 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	760 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	761 pixels[i] = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	762 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	763 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	764 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	765 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	766 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	767 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	768 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	769 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	770 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	771 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	772 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	773 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	774 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	775 if ((x & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	776 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	777 pixels[i] = cast(byte)(theByte & 0x0F);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	778 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	779 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	780 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	781 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	782 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	783 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	784 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	785 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	786 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	787 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	788 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	789 while (n > 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	790 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	791 pixels[i] = cast(byte)(theByte >> 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	792 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	793 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	794 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	795 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	796 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	797 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	798 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	799 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	800 pixels[i] = cast(byte)(theByte & 0x0F);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	801 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	802 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	803 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	804 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	805 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	806 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	807 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	808 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	809 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	810 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	811 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	812 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	813 if (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	814 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	815 pixels[i] = cast(byte)(theByte >> 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	816 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	817 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	818 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	819 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	820 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	821 int offset;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	822 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	823 offset = 3 - (srcX % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	824 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	825 pixels[i] = cast(byte)((theByte & mask) >> (offset * 2));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	826 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	827 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	828 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	829 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	830 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	831 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	832 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	833 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	834 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	835 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	836 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	837 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	838 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	839 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	840 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	841 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	842 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	843 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	844 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	845 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	846 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	847 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	848 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	849 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	850 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	851 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	852 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	853 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	854 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	855 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	856 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	857 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	858 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	859 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	860 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	861 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	862 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	863 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	864 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	865 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	866 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	867 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	868 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	869 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	870 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	871 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	872
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	873 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	874 * Returns <code>getWidth</code> pixel values starting at offset
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	875 * <code>x</code> in scanline <code>y</code> in the receiver's
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	876 * data starting at <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	877 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	878 * @param x the x position of the first pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	879 * @param y the y position of the first pixel to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	880 * @param getWidth the width of the data to get
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	881 * @param pixels the buffer in which to put the pixels
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	882 * @param startIndex the offset into the buffer to begin storing pixels
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	883 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	884 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	885 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	886 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	887 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	888 * <li>ERROR_INVALID_ARGUMENT - if getWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	889 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	890 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	891 * <li>ERROR_UNSUPPORTED_DEPTH - if the depth is not one of 1, 2, 4, 8, 16, 24 or 32</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	892 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	893 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	894 public void getPixels(int x, int y, int getWidth, int[] pixels, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	895 if (pixels is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	896 if (getWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	897 if (getWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	898 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	899 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	900 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	901 int n = getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	902 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	903 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	904 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	905 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	906 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	907 i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	908 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	909 pixels[i] = ((data[index] & 0xFF) << 24) \| ((data[index+1] & 0xFF) << 16)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	910 \| ((data[index+2] & 0xFF) << 8) \| (data[index+3] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	911 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	912 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	913 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	914 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	915 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	916 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	917 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	918 index += 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	919 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	920 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	921 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	922 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	923 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	924 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	925 pixels[i] = ((data[index] & 0xFF) << 16) \| ((data[index+1] & 0xFF) << 8)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	926 \| (data[index+2] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	927 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	928 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	929 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	930 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	931 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	932 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	933 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	934 index += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	935 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	936 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	937 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	938 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	939 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	940 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	941 pixels[i] = ((data[index+1] & 0xFF) << 8) + (data[index] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	942 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	943 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	944 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	945 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	946 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	947 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	948 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	949 index += 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	950 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	951 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	952 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	953 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	954 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	955 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	956 pixels[i] = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	957 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	958 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	959 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	960 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	961 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	962 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	963 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	964 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	965 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	966 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	967 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	968 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	969 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	970 if ((x & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	971 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	972 pixels[i] = theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	973 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	974 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	975 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	976 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	977 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	978 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	979 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	980 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	981 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	982 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	983 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	984 while (n > 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	985 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	986 pixels[i] = theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	987 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	988 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	989 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	990 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	991 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	992 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	993 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	994 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	995 pixels[i] = theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	996 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	997 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	998 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	999 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1000 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1001 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1002 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1003 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1004 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1005 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1006 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1007 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1008 if (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1009 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1010 pixels[i] = theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1011 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1012 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1013 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1014 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1015 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1016 int offset;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1017 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1018 offset = 3 - (srcX % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1019 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1020 pixels[i] = cast(byte)((theByte & mask) >> (offset * 2));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1021 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1022 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1023 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1024 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1025 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1026 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1027 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1028 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1029 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1030 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1031 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1032 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1033 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1034 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1035 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1036 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1037 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1038 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1039 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1040 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1041 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1042 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1043 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1044 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1045 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1046 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1047 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1048 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1049 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1050 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1051 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1052 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1053 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1054 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1055 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1056 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1057 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1058 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1059 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1060 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1061 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1062 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1063 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1064 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1065 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1066 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1067
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1068 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1069 * Returns an array of <code>RGB</code>s which comprise the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1070 * indexed color table of the receiver, or null if the receiver
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1071 * has a direct color model.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1072 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1073 * @return the RGB values for the image or null if direct color
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1074 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1075 * @see PaletteData#getRGBs()
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1076 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1077 public RGB[] getRGBs() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1078 return palette.getRGBs();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1079 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1080
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1081 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1082 * Returns an <code>ImageData</code> which specifies the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1083 * transparency mask information for the receiver. If the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1084 * receiver has no transparency or is not an icon, returns
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1085 * an opaque mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1086 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1087 * @return the transparency mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1088 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1089 public ImageData getTransparencyMask() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1090 if (getTransparencyType() is DWT.TRANSPARENCY_MASK) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1091 return new ImageData(width, height, 1, bwPalette(), maskPad, maskData);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1092 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1093 return colorMaskImage(transparentPixel);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1094 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1095 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1096
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1097 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1098 * Returns the image transparency type, which will be one of
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1099 * <code>DWT.TRANSPARENCY_NONE</code>, <code>DWT.TRANSPARENCY_MASK</code>,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1100 * <code>DWT.TRANSPARENCY_PIXEL</code> or <code>DWT.TRANSPARENCY_ALPHA</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1101 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1102 * @return the receiver's transparency type
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1103 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1104 public int getTransparencyType() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1105 if (maskData !is null) return DWT.TRANSPARENCY_MASK;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1106 if (transparentPixel !is -1) return DWT.TRANSPARENCY_PIXEL;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1107 if (alphaData !is null) return DWT.TRANSPARENCY_ALPHA;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1108 return DWT.TRANSPARENCY_NONE;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1109 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1110
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1111 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1112 * Returns the byte order of the receiver.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1113 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1114 * @return MSB_FIRST or LSB_FIRST
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1115 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1116 int getByteOrder() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1117 return depth !is 16 ? MSB_FIRST : LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1118 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1119
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1120 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1121 * Returns a copy of the receiver which has been stretched or
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1122 * shrunk to the specified size. If either the width or height
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1123 * is negative, the resulting image will be inverted in the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1124 * associated axis.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1125 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1126 * @param width the width of the new ImageData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1127 * @param height the height of the new ImageData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1128 * @return a scaled copy of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1129 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1130 public ImageData scaledTo(int width, int height) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1131 /* Create a destination image with no data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1132 bool flipX = (width < 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1133 if (flipX) width = - width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1134 bool flipY = (height < 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1135 if (flipY) height = - height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1136
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1137 ImageData dest = new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1138 width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1139 scanlinePad, null, 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1140 null, -1, transparentPixel, type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1141 x, y, disposalMethod, delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1142
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1143 /* Scale the image contents */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1144 if (palette.isDirect) blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1145 this.data, this.depth, this.bytesPerLine, this.getByteOrder(), 0, 0, this.width, this.height, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1146 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1147 dest.data, dest.depth, dest.bytesPerLine, dest.getByteOrder(), 0, 0, dest.width, dest.height, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1148 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1149 else blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1150 this.data, this.depth, this.bytesPerLine, this.getByteOrder(), 0, 0, this.width, this.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1151 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1152 dest.data, dest.depth, dest.bytesPerLine, dest.getByteOrder(), 0, 0, dest.width, dest.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1153 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1154
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1155 /* Scale the image mask or alpha */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1156 if (maskData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1157 dest.maskPad = this.maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1158 int destBpl = (dest.width + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1159 destBpl = (destBpl + (dest.maskPad - 1)) / dest.maskPad * dest.maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1160 dest.maskData = new byte[destBpl * dest.height];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1161 int srcBpl = (this.width + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1162 srcBpl = (srcBpl + (this.maskPad - 1)) / this.maskPad * this.maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1163 blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1164 this.maskData, 1, srcBpl, MSB_FIRST, 0, 0, this.width, this.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1165 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1166 dest.maskData, 1, destBpl, MSB_FIRST, 0, 0, dest.width, dest.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1167 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1168 } else if (alpha !is -1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1169 dest.alpha = this.alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1170 } else if (alphaData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1171 dest.alphaData = new byte[dest.width * dest.height];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1172 blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1173 this.alphaData, 8, this.width, MSB_FIRST, 0, 0, this.width, this.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1174 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1175 dest.alphaData, 8, dest.width, MSB_FIRST, 0, 0, dest.width, dest.height, null, null, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1176 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1177 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1178 return dest;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1179 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1180
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1181 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1182 * Sets the alpha value at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1183 * scanline <code>y</code> in the receiver's alpha data.
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	1184 * The alpha value must be between 0 (transparent)
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	1185 * and 255 (opaque).
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1186 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1187 * @param x the x coordinate of the alpha value to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1188 * @param y the y coordinate of the alpha value to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1189 * @param alpha the value to set the alpha to
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1190 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1191 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1192 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1193 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1194 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1195 public void setAlpha(int x, int y, int alpha) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1196 if (x >= width \|\| y >= height \|\| x < 0 \|\| y < 0 \|\| alpha < 0 \|\| alpha > 255)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1197 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1198
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1199 if (alphaData is null) alphaData = new byte[width * height];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1200 alphaData[y * width + x] = cast(byte)alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1201 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1202
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1203 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1204 * Sets the alpha values starting at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1205 * scanline <code>y</code> in the receiver's alpha data to the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1206 * values from the array <code>alphas</code> starting at
246 fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	1207 * <code>startIndex</code>. The alpha values must be between
fd9c62a2998e Updater SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 213 diff changeset	1208 * <code>(byte)0</code> (transparent) and <code>(byte)255</code> (opaque)
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1209 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1210 * @param x the x coordinate of the pixel to being setting the alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1211 * @param y the y coordinate of the pixel to being setting the alpha values
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1212 * @param putWidth the width of the alpha values to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1213 * @param alphas the alpha values to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1214 * @param startIndex the index at which to begin setting
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1215 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1216 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1217 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1218 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1219 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1220 * <li>ERROR_INVALID_ARGUMENT - if putWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1221 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1222 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1223 public void setAlphas(int x, int y, int putWidth, byte[] alphas, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1224 if (alphas is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1225 if (putWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1226 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1227
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1228 if (alphaData is null) alphaData = new byte[width * height];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1229 // may throw an IndexOutOfBoundsException
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1230 System.arraycopy(alphas, startIndex, alphaData, y * width + x, putWidth);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1231 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1232
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1233 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1234 * Sets the pixel value at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1235 * scanline <code>y</code> in the receiver's data.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1236 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1237 * @param x the x coordinate of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1238 * @param y the y coordinate of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1239 * @param pixelValue the value to set the pixel to
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1240 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1241 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1242 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1243 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1244 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1245 * <li>ERROR_UNSUPPORTED_DEPTH if the depth is not one of 1, 2, 4, 8, 16, 24 or 32</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1246 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1247 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1248 public void setPixel(int x, int y, int pixelValue) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1249 if (x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1250 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1251 byte theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1252 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1253 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1254 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1255 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1256 data[index] = cast(byte)((pixelValue >> 24) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1257 data[index + 1] = cast(byte)((pixelValue >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1258 data[index + 2] = cast(byte)((pixelValue >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1259 data[index + 3] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1260 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1261 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1262 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1263 data[index] = cast(byte)((pixelValue >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1264 data[index + 1] = cast(byte)((pixelValue >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1265 data[index + 2] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1266 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1267 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1268 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1269 data[index + 1] = cast(byte)((pixelValue >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1270 data[index] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1271 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1272 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1273 index = (y * bytesPerLine) + x ;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1274 data[index] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1275 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1276 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1277 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1278 if ((x & 0x1) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1279 data[index] = cast(byte)((data[index] & 0x0F) \| ((pixelValue & 0x0F) << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1280 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1281 data[index] = cast(byte)((data[index] & 0xF0) \| (pixelValue & 0x0F));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1282 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1283 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1284 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1285 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1286 theByte = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1287 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1288 mask = 0xFF ^ (3 << (offset * 2));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1289 data[index] = cast(byte)((data[index] & mask) \| (pixelValue << (offset * 2)));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1290 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1291 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1292 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1293 theByte = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1294 mask = 1 << (7 - (x & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1295 if ((pixelValue & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1296 data[index] = cast(byte)(theByte \| mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1297 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1298 data[index] = cast(byte)(theByte & (mask ^ -1));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1299 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1300 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1301 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1302 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1303 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1304 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1305
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1306 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1307 * Sets the pixel values starting at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1308 * scanline <code>y</code> in the receiver's data to the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1309 * values from the array <code>pixels</code> starting at
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1310 * <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1311 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1312 * @param x the x position of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1313 * @param y the y position of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1314 * @param putWidth the width of the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1315 * @param pixels the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1316 * @param startIndex the index at which to begin setting
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1317 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1318 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1319 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1320 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1321 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1322 * <li>ERROR_INVALID_ARGUMENT - if putWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1323 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1324 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1325 * <li>ERROR_UNSUPPORTED_DEPTH if the depth is not one of 1, 2, 4, 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1326 * (For higher depths, use the int[] version of this method.)</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1327 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1328 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1329 public void setPixels(int x, int y, int putWidth, byte[] pixels, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1330 if (pixels is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1331 if (putWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1332 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1333 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1334 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1335 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1336 int n = putWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1337 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1338 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1339 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1340 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1341 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1342 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1343 data[index] = cast(byte)(pixels[i] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1344 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1345 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1346 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1347 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1348 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1349 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1350 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1351 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1352 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1353 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1354 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1355 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1356 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1357 bool high = (x & 0x1) is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1358 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1359 theByte = pixels[i] & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1360 if (high) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1361 data[index] = cast(byte)((data[index] & 0x0F) \| (theByte << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1362 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1363 data[index] = cast(byte)((data[index] & 0xF0) \| theByte);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1364 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1365 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1366 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1367 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1368 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1369 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1370 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1371 high = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1372 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1373 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1374 if (!high) index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1375 high = !high;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1376 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1377 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1378 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1379 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1380 byte [] masks = [ cast(byte)0xFC, cast(byte)0xF3, cast(byte)0xCF, cast(byte)0x3F ];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1381 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1382 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1383 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1384 theByte = pixels[i] & 0x3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1385 data[index] = cast(byte)((data[index] & masks[offset]) \| (theByte << (offset * 2)));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1386 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1387 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1388 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1389 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1390 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1391 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1392 offset = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1393 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1394 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1395 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1396 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1397 offset = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1398 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1399 offset--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1400 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1401 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1402 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1403 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1404 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1405 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1406 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1407 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1408 if ((pixels[i] & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1409 data[index] = cast(byte)((data[index] & 0xFF) \| mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1410 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1411 data[index] = cast(byte)((data[index] & 0xFF) & (mask ^ -1));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1412 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1413 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1414 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1415 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1416 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1417 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1418 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1419 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1420 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1421 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1422 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1423 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1424 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1425 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1426 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1427 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1428 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1429 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1430 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1431
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1432 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1433 * Sets the pixel values starting at offset <code>x</code> in
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1434 * scanline <code>y</code> in the receiver's data to the
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1435 * values from the array <code>pixels</code> starting at
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1436 * <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1437 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1438 * @param x the x position of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1439 * @param y the y position of the pixel to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1440 * @param putWidth the width of the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1441 * @param pixels the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1442 * @param startIndex the index at which to begin setting
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1443 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1444 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1445 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1446 * <li>ERROR_NULL_ARGUMENT - if pixels is null</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1447 * <li>ERROR_INVALID_ARGUMENT - if x or y is out of bounds</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1448 * <li>ERROR_INVALID_ARGUMENT - if putWidth is negative</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1449 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1450 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1451 * <li>ERROR_UNSUPPORTED_DEPTH if the depth is not one of 1, 2, 4, 8, 16, 24 or 32</li>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1452 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1453 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1454 public void setPixels(int x, int y, int putWidth, int[] pixels, int startIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1455 if (pixels is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1456 if (putWidth < 0 \|\| x >= width \|\| y >= height \|\| x < 0 \|\| y < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1457 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1458 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1459 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1460 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1461 int n = putWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1462 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1463 int pixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1464 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1465 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1466 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1467 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1468 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1469 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1470 data[index] = cast(byte)((pixel >> 24) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1471 data[index + 1] = cast(byte)((pixel >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1472 data[index + 2] = cast(byte)((pixel >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1473 data[index + 3] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1474 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1475 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1476 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1477 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1478 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1479 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1480 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1481 index += 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1482 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1483 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1484 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1485 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1486 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1487 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1488 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1489 data[index] = cast(byte)((pixel >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1490 data[index + 1] = cast(byte)((pixel >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1491 data[index + 2] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1492 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1493 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1494 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1495 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1496 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1497 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1498 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1499 index += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1500 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1501 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1502 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1503 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1504 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1505 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1506 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1507 data[index] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1508 data[index + 1] = cast(byte)((pixel >> 8) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1509 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1510 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1511 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1512 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1513 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1514 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1515 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1516 index += 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1517 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1518 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1519 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1520 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1521 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1522 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1523 data[index] = cast(byte)(pixels[i] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1524 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1525 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1526 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1527 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1528 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1529 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1530 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1531 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1532 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1533 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1534 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1535 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1536 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1537 bool high = (x & 0x1) is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1538 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1539 theByte = pixels[i] & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1540 if (high) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1541 data[index] = cast(byte)((data[index] & 0x0F) \| (theByte << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1542 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1543 data[index] = cast(byte)((data[index] & 0xF0) \| theByte);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1544 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1545 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1546 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1547 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1548 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1549 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1550 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1551 high = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1552 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1553 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1554 if (!high) index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1555 high = !high;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1556 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1557 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1558 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1559 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1560 byte [] masks = [ cast(byte)0xFC, cast(byte)0xF3, cast(byte)0xCF, cast(byte)0x3F ];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1561 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1562 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1563 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1564 theByte = pixels[i] & 0x3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1565 data[index] = cast(byte)((data[index] & masks[offset]) \| (theByte << (offset * 2)));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1566 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1567 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1568 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1569 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1570 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1571 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1572 offset = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1573 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1574 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1575 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1576 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1577 offset = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1578 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1579 offset--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1580 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1581 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1582 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1583 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1584 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1585 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1586 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1587 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1588 if ((pixels[i] & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1589 data[index] = cast(byte)((data[index] & 0xFF) \| mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1590 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1591 data[index] = cast(byte)((data[index] & 0xFF) & (mask ^ -1));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1592 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1593 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1594 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1595 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1596 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1597 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1598 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1599 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1600 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1601 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1602 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1603 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1604 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1605 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1606 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1607 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1608 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1609 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1610 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1611
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1612 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1613 * Returns a palette with 2 colors: black & white.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1614 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1615 static PaletteData bwPalette() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1616 return new PaletteData( [ new RGB(0, 0, 0), new RGB(255, 255, 255) ] );
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1617 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1618
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1619 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1620 * Gets the offset of the most significant bit for
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1621 * the given mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1622 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1623 static int getMSBOffset(int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1624 for (int i = 31; i >= 0; i--) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1625 if (((mask >> i) & 0x1) !is 0) return i + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1626 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1627 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1628 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1629
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1630 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1631 * Finds the closest match.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1632 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1633 static int closestMatch(int depth, byte red, byte green, byte blue, int redMask, int greenMask, int blueMask, byte[] reds, byte[] greens, byte[] blues) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1634 if (depth > 8) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1635 int rshift = 32 - getMSBOffset(redMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1636 int gshift = 32 - getMSBOffset(greenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1637 int bshift = 32 - getMSBOffset(blueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1638 return (((red << 24) >>> rshift) & redMask) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1639 (((green << 24) >>> gshift) & greenMask) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1640 (((blue << 24) >>> bshift) & blueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1641 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1642 int r, g, b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1643 int minDistance = 0x7fffffff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1644 int nearestPixel = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1645 int n = reds.length;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1646 for (int j = 0; j < n; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1647 r = (reds[j] & 0xFF) - (red & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1648 g = (greens[j] & 0xFF) - (green & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1649 b = (blues[j] & 0xFF) - (blue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1650 int distance = rr + gg + b*b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1651 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1652 nearestPixel = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1653 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1654 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1655 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1656 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1657 return nearestPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1658 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1659
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1660 static final ImageData convertMask(ImageData mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1661 if (mask.depth is 1) return mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1662 PaletteData palette = new PaletteData([new RGB(0, 0, 0), new RGB(255,255,255)]);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1663 ImageData newMask = new ImageData(mask.width, mask.height, 1, palette);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1664 /* Find index of black in mask palette */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1665 int blackIndex = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1666 RGB[] rgbs = mask.getRGBs();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1667 if (rgbs !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1668 while (blackIndex < rgbs.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1669 if (rgbs[blackIndex] is palette.colors[0] ) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1670 blackIndex++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1671 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1672 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1673 int[] pixels = new int[mask.width];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1674 for (int y = 0; y < mask.height; y++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1675 mask.getPixels(0, y, mask.width, pixels, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1676 for (int i = 0; i < pixels.length; i++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1677 if (pixels[i] is blackIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1678 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1679 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1680 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1681 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1682 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1683 newMask.setPixels(0, y, mask.width, pixels, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1684 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1685 return newMask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1686 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1687
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1688 static final byte[] convertPad(byte[] data, int width, int height, int depth, int pad, int newPad) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1689 if (pad is newPad) return data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1690 int stride = (width * depth + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1691 int bpl = (stride + (pad - 1)) / pad * pad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1692 int newBpl = (stride + (newPad - 1)) / newPad * newPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1693 byte[] newData = new byte[height * newBpl];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1694 int srcIndex = 0, destIndex = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1695 for (int y = 0; y < height; y++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1696 System.arraycopy(data, srcIndex, newData, destIndex, stride);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1697 srcIndex += bpl;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1698 destIndex += newBpl;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1699 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1700 return newData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1701 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1702
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1703 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1704 * Blit operation bits to be OR'ed together to specify the desired operation.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1705 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1706 static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1707 BLIT_SRC = 1, // copy source directly, else applies logic operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1708 BLIT_ALPHA = 2, // enable alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1709 BLIT_DITHER = 4; // enable dithering in low color modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1710
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1711 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1712 * Alpha mode, values 0 - 255 specify global alpha level
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1713 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1714 static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1715 ALPHA_OPAQUE = 255, // Fully opaque (ignores any alpha data)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1716 ALPHA_TRANSPARENT = 0, // Fully transparent (ignores any alpha data)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1717 ALPHA_CHANNEL_SEPARATE = -1, // Use alpha channel from separate alphaData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1718 ALPHA_CHANNEL_SOURCE = -2, // Use alpha channel embedded in sourceData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1719 ALPHA_MASK_UNPACKED = -3, // Use transparency mask formed by bytes in alphaData (non-zero is opaque)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1720 ALPHA_MASK_PACKED = -4, // Use transparency mask formed by packed bits in alphaData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1721 ALPHA_MASK_INDEX = -5, // Consider source palette indices transparent if in alphaData array
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1722 ALPHA_MASK_RGB = -6; // Consider source RGBs transparent if in RGB888 format alphaData array
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1723
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1724 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1725 * Byte and bit order constants.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1726 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1727 static const int LSB_FIRST = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1728 static const int MSB_FIRST = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1729
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1730 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1731 * Data types (internal)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1732 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1733 private static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1734 // direct / true color formats with arbitrary masks & shifts
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1735 TYPE_GENERIC_8 = 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1736 TYPE_GENERIC_16_MSB = 1,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1737 TYPE_GENERIC_16_LSB = 2,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1738 TYPE_GENERIC_24 = 3,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1739 TYPE_GENERIC_32_MSB = 4,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1740 TYPE_GENERIC_32_LSB = 5,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1741 // palette indexed color formats
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1742 TYPE_INDEX_8 = 6,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1743 TYPE_INDEX_4 = 7,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1744 TYPE_INDEX_2 = 8,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1745 TYPE_INDEX_1_MSB = 9,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1746 TYPE_INDEX_1_LSB = 10;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1747
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1748 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1749 * Blits a direct palette image into a direct palette image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1750 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1751 * Note: When the source and destination depth, order and masks
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1752 * are pairwise equal and the blitter operation is BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1753 * the masks are ignored. Hence when not changing the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1754 * data format, 0 may be specified for the masks.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1755 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1756 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1757 * @param op the blitter operation: a combination of BLIT_xxx flags
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1758 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1759 * @param srcData the source byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1760 * @param srcDepth the source depth: one of 8, 16, 24, 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1761 * @param srcStride the source number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1762 * @param srcOrder the source byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1763 * ignored if srcDepth is not 16 or 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1764 * @param srcX the top-left x-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1765 * @param srcY the top-left y-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1766 * @param srcWidth the width of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1767 * @param srcHeight the height of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1768 * @param srcRedMask the source red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1769 * @param srcGreenMask the source green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1770 * @param srcBlueMask the source blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1771 * @param alphaMode the alpha blending or mask mode, may be
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1772 * an integer 0-255 for global alpha; ignored if BLIT_ALPHA
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1773 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1774 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1775 * @param alphaData the alpha blending or mask data, varies depending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1776 * on the value of alphaMode and sometimes ignored
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1777 * @param alphaStride the alpha data number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1778 * @param alphaX the top-left x-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1779 * @param alphaY the top-left y-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1780 * @param destData the destination byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1781 * @param destDepth the destination depth: one of 8, 16, 24, 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1782 * @param destStride the destination number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1783 * @param destOrder the destination byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1784 * ignored if destDepth is not 16 or 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1785 * @param destX the top-left x-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1786 * @param destY the top-left y-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1787 * @param destWidth the width of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1788 * @param destHeight the height of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1789 * @param destRedMask the destination red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1790 * @param destGreenMask the destination green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1791 * @param destBlueMask the destination blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1792 * @param flipX if true the resulting image is flipped along the vertical axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1793 * @param flipY if true the resulting image is flipped along the horizontal axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1794 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1795 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1796 byte[] srcData, int srcDepth, int srcStride, int srcOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1797 int srcX, int srcY, int srcWidth, int srcHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1798 int srcRedMask, int srcGreenMask, int srcBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1799 int alphaMode, byte[] alphaData, int alphaStride, int alphaX, int alphaY,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1800 byte[] destData, int destDepth, int destStride, int destOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1801 int destX, int destY, int destWidth, int destHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1802 int destRedMask, int destGreenMask, int destBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1803 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1804
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1805 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1806
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1807 if ((destWidth <= 0) \|\| (destHeight <= 0) \|\| (alphaMode is ALPHA_TRANSPARENT)) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1808
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1809 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1810 const int srcAlphaMask = 0, destAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1811
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1812 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1813 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1814 int sfxi = (dwm1 !is 0) ? cast(int)(((cast(long)srcWidth << 16) - 1) / dwm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1815 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1816 int sfyi = (dhm1 !is 0) ? cast(int)(((cast(long)srcHeight << 16) - 1) / dhm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1817
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1818 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1819 int sbpp, stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1820 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1821 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1822 sbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1823 stype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1824 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1825 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1826 sbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1827 stype = (srcOrder is MSB_FIRST) ? TYPE_GENERIC_16_MSB : TYPE_GENERIC_16_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1828 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1829 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1830 sbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1831 stype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1832 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1833 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1834 sbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1835 stype = (srcOrder is MSB_FIRST) ? TYPE_GENERIC_32_MSB : TYPE_GENERIC_32_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1836 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1837 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1838 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1839 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1840 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1841 int spr = srcY * srcStride + srcX * sbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1842
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1843 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1844 int dbpp, dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1845 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1846 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1847 dbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1848 dtype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1849 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1850 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1851 dbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1852 dtype = (destOrder is MSB_FIRST) ? TYPE_GENERIC_16_MSB : TYPE_GENERIC_16_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1853 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1854 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1855 dbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1856 dtype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1857 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1858 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1859 dbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1860 dtype = (destOrder is MSB_FIRST) ? TYPE_GENERIC_32_MSB : TYPE_GENERIC_32_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1861 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1862 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1863 //throw new IllegalArgumentException("Invalid destination type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1864 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1865 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1866 int dpr = ((flipY) ? destY + dhm1 : destY) * destStride + ((flipX) ? destX + dwm1 : destX) * dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1867 int dprxi = (flipX) ? -dbpp : dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1868 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1869
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1870 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1871 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1872 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1873 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1874 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1875 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1876 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1877 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1878 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1879 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1880 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1881 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1882 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1883 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1884 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1885 //throw new IllegalArgumentException("Invalid alpha type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1886 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1887 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1888 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1889 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1890 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1891 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1892 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1893 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1894 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1895 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1896 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1897 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1898 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1899 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1900 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1901
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1902 /* Blit */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1903 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1904 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1905 if ((alphaMode is 0x10000) && (stype is dtype) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1906 (srcRedMask is destRedMask) && (srcGreenMask is destGreenMask) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1907 (srcBlueMask is destBlueMask) && (srcAlphaMask is destAlphaMask)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1908 /* Fast blit (straight copy) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1909 switch (sbpp) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1910 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1911 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1912 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1913 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1914 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1915 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1916 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1917 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1918 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1919 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1920 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1921 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1922 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1923 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1924 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1925 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1926 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1927 case 3:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1928 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1929 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1930 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1931 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1932 destData[dp + 2] = srcData[sp + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1933 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1934 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1935 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1936 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1937 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1938 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1939 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1940 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1941 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1942 destData[dp + 2] = srcData[sp + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1943 destData[dp + 3] = srcData[sp + 3];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1944 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1945 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1946 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1947 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1948 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1949 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1950 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1951 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1952 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1953 int srcRedShift = getChannelShift(srcRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1954 byte[] srcReds = ANY_TO_EIGHT[getChannelWidth(srcRedMask, srcRedShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1955 int srcGreenShift = getChannelShift(srcGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1956 byte[] srcGreens = ANY_TO_EIGHT[getChannelWidth(srcGreenMask, srcGreenShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1957 int srcBlueShift = getChannelShift(srcBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1958 byte[] srcBlues = ANY_TO_EIGHT[getChannelWidth(srcBlueMask, srcBlueShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1959 int srcAlphaShift = getChannelShift(srcAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1960 byte[] srcAlphas = ANY_TO_EIGHT[getChannelWidth(srcAlphaMask, srcAlphaShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1961
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1962 int destRedShift = getChannelShift(destRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1963 int destRedWidth = getChannelWidth(destRedMask, destRedShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1964 byte[] destReds = ANY_TO_EIGHT[destRedWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1965 int destRedPreShift = 8 - destRedWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1966 int destGreenShift = getChannelShift(destGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1967 int destGreenWidth = getChannelWidth(destGreenMask, destGreenShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1968 byte[] destGreens = ANY_TO_EIGHT[destGreenWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1969 int destGreenPreShift = 8 - destGreenWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1970 int destBlueShift = getChannelShift(destBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1971 int destBlueWidth = getChannelWidth(destBlueMask, destBlueShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1972 byte[] destBlues = ANY_TO_EIGHT[destBlueWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1973 int destBluePreShift = 8 - destBlueWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1974 int destAlphaShift = getChannelShift(destAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1975 int destAlphaWidth = getChannelWidth(destAlphaMask, destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1976 byte[] destAlphas = ANY_TO_EIGHT[destAlphaWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1977 int destAlphaPreShift = 8 - destAlphaWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1978
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1979 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1980 int r = 0, g = 0, b = 0, a = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1981 int rq = 0, gq = 0, bq = 0, aq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1982 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1983 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1984 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1985 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1986 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1987 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1988 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1989 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1990 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1991 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1992 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1993 int data = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1994 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1995 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1996 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1997 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1998 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1999 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2000 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2001 int data = ((srcData[sp] & 0xff) << 8) \| (srcData[sp + 1] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2002 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2003 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2004 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2005 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2006 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2007 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2008 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2009 int data = ((srcData[sp + 1] & 0xff) << 8) \| (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2010 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2011 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2012 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2013 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2014 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2015 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2016 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2017 int data = (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2018 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2019 (srcData[sp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2020 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2021 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2022 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2023 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2024 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2025 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2026 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2027 int data = (( (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2028 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2029 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2030 (srcData[sp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2031 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2032 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2033 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2034 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2035 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2036 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2037 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2038 int data = (( (( ((srcData[sp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2039 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2040 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2041 (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2042 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2043 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2044 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2045 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2046 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2047 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2048 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2049 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2050
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2051 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2052 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2053 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2054 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2055 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2056 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2057 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2058 alpha = (a << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2059 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2060 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2061 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2062 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2063 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2064 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2065 alpha = (alphaData[ap >> 3] << ((ap & 7) + 9)) & 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2066 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2067 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2068 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2069 alpha = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2070 for (int i = 0; i < alphaData.length; i += 3) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2071 if ((r is alphaData[i]) && (g is alphaData[i + 1]) && (b is alphaData[i + 2])) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2072 alpha = 0x0000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2073 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2074 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2075 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2076 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2077 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2078 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2079 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2080 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2081 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2082 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2083 int data = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2084 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2085 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2086 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2087 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2088 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2089 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2090 int data = ((destData[dp] & 0xff) << 8) \| (destData[dp + 1] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2091 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2092 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2093 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2094 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2095 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2096 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2097 int data = ((destData[dp + 1] & 0xff) << 8) \| (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2098 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2099 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2100 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2101 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2102 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2103 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2104 int data = (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2105 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2106 (destData[dp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2107 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2108 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2109 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2110 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2111 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2112 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2113 int data = (( (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2114 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2115 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2116 (destData[dp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2117 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2118 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2119 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2120 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2121 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2122 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2123 int data = (( (( ((destData[dp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2124 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2125 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2126 (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2127 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2128 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2129 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2130 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2131 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2132 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2133 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2134 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2135 a = aq + ((a - aq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2136 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2137 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2138 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2139 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2140
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2141 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2142 int data =
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2143 (r >>> destRedPreShift << destRedShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2144 (g >>> destGreenPreShift << destGreenShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2145 (b >>> destBluePreShift << destBlueShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2146 (a >>> destAlphaPreShift << destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2147 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2148 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2149 destData[dp] = cast(byte) data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2150 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2151 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2152 destData[dp] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2153 destData[dp + 1] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2154 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2155 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2156 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2157 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2158 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2159 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2160 destData[dp] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2161 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2162 destData[dp + 2] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2163 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2164 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2165 destData[dp] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2166 destData[dp + 1] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2167 destData[dp + 2] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2168 destData[dp + 3] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2169 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2170 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2171 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2172 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2173 destData[dp + 2] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2174 destData[dp + 3] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2175 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2176 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2177 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2178 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2179 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2180 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2181
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2182 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2183 * Blits an index palette image into an index palette image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2184 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2185 * Note: The source and destination red, green, and blue
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2186 * arrays may be null if no alpha blending or dither is to be
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2187 * performed.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2188 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2189 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2190 * @param op the blitter operation: a combination of BLIT_xxx flags
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2191 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2192 * @param srcData the source byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2193 * @param srcDepth the source depth: one of 1, 2, 4, 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2194 * @param srcStride the source number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2195 * @param srcOrder the source byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2196 * ignored if srcDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2197 * @param srcX the top-left x-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2198 * @param srcY the top-left y-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2199 * @param srcWidth the width of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2200 * @param srcHeight the height of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2201 * @param srcReds the source palette red component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2202 * @param srcGreens the source palette green component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2203 * @param srcBlues the source palette blue component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2204 * @param alphaMode the alpha blending or mask mode, may be
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2205 * an integer 0-255 for global alpha; ignored if BLIT_ALPHA
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2206 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2207 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2208 * @param alphaData the alpha blending or mask data, varies depending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2209 * on the value of alphaMode and sometimes ignored
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2210 * @param alphaStride the alpha data number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2211 * @param alphaX the top-left x-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2212 * @param alphaY the top-left y-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2213 * @param destData the destination byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2214 * @param destDepth the destination depth: one of 1, 2, 4, 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2215 * @param destStride the destination number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2216 * @param destOrder the destination byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2217 * ignored if destDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2218 * @param destX the top-left x-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2219 * @param destY the top-left y-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2220 * @param destWidth the width of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2221 * @param destHeight the height of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2222 * @param destReds the destination palette red component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2223 * @param destGreens the destination palette green component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2224 * @param destBlues the destination palette blue component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2225 * @param flipX if true the resulting image is flipped along the vertical axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2226 * @param flipY if true the resulting image is flipped along the horizontal axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2227 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2228 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2229 byte[] srcData, int srcDepth, int srcStride, int srcOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2230 int srcX, int srcY, int srcWidth, int srcHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2231 byte[] srcReds, byte[] srcGreens, byte[] srcBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2232 int alphaMode, byte[] alphaData, int alphaStride, int alphaX, int alphaY,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2233 byte[] destData, int destDepth, int destStride, int destOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2234 int destX, int destY, int destWidth, int destHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2235 byte[] destReds, byte[] destGreens, byte[] destBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2236 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2237
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2238 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2239
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2240 if ((destWidth <= 0) \|\| (destHeight <= 0) \|\| (alphaMode is ALPHA_TRANSPARENT)) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2241
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2242 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2243 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2244 int sfxi = (dwm1 !is 0) ? cast(int)(((cast(long)srcWidth << 16) - 1) / dwm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2245 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2246 int sfyi = (dhm1 !is 0) ? cast(int)(((cast(long)srcHeight << 16) - 1) / dhm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2247
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2248 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2249 int stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2250 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2251 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2252 stype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2253 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2254 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2255 srcStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2256 stype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2257 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2258 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2259 srcStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2260 stype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2261 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2262 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2263 srcStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2264 stype = (srcOrder is MSB_FIRST) ? TYPE_INDEX_1_MSB : TYPE_INDEX_1_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2265 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2266 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2267 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2268 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2269 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2270 int spr = srcY * srcStride + srcX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2271
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2272 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2273 int dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2274 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2275 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2276 dtype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2277 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2278 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2279 destStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2280 dtype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2281 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2282 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2283 destStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2284 dtype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2285 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2286 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2287 destStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2288 dtype = (destOrder is MSB_FIRST) ? TYPE_INDEX_1_MSB : TYPE_INDEX_1_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2289 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2290 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2291 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2292 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2293 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2294 int dpr = ((flipY) ? destY + dhm1 : destY) * destStride + ((flipX) ? destX + dwm1 : destX);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2295 int dprxi = (flipX) ? -1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2296 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2297
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2298 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2299 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2300 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2301 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2302 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2303 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2304 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2305 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2306 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2307 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2308 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2309 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2310 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2311 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2312 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2313 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2314 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2315 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2316 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2317 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2318 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2319 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2320 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2321 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2322 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2323 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2324 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2325 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2326 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2327 bool ditherEnabled = (op & BLIT_DITHER) !is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2328
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2329 /* Blit */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2330 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2331 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2332 int ap = apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2333 int destPaletteSize = 1 << destDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2334 if ((destReds !is null) && (destReds.length < destPaletteSize)) destPaletteSize = destReds.length;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2335 byte[] paletteMapping = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2336 bool isExactPaletteMapping = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2337 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2338 case 0x10000:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2339 /* If the palettes and formats are equivalent use a one-to-one mapping */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2340 if ((stype is dtype) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2341 (srcReds is destReds) && (srcGreens is destGreens) && (srcBlues is destBlues)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2342 paletteMapping = ONE_TO_ONE_MAPPING;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2343 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2344 /* If palettes have not been supplied, supply a suitable mapping */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2345 } else if ((srcReds is null) \|\| (destReds is null)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2346 if (srcDepth <= destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2347 paletteMapping = ONE_TO_ONE_MAPPING;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2348 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2349 paletteMapping = new byte[1 << srcDepth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2350 int mask = (0xff << destDepth) >>> 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2351 for (int i = 0; i < paletteMapping.length; ++i) paletteMapping[i] = cast(byte)(i & mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2352 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2353 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2354 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2355 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2356 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2357 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2358 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2359 /* Generate a palette mapping */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2360 int srcPaletteSize = 1 << srcDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2361 paletteMapping = new byte[srcPaletteSize];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2362 if ((srcReds !is null) && (srcReds.length < srcPaletteSize)) srcPaletteSize = srcReds.length;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2363 for (int i = 0, r, g, b, index; i < srcPaletteSize; ++i) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2364 r = srcReds[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2365 g = srcGreens[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2366 b = srcBlues[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2367 index = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2368 int minDistance = 0x7fffffff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2369 for (int j = 0, dr, dg, db, distance; j < destPaletteSize; ++j) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2370 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2371 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2372 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2373 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2374 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2375 index = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2376 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2377 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2378 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2379 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2380 paletteMapping[i] = cast(byte)index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2381 if (minDistance !is 0) isExactPaletteMapping = false;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2382 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2383 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2384 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2385 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2386 if ((paletteMapping !is null) && (isExactPaletteMapping \|\| ! ditherEnabled)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2387 if ((stype is dtype) && (alphaMode is 0x10000)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2388 /* Fast blit (copy w/ mapping) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2389 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2390 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2391 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2392 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2393 destData[dp] = paletteMapping[srcData[sp] & 0xff];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2394 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2395 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2396 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2397 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2398 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2399 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2400 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2401 int v;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2402 if ((sp & 1) !is 0) v = paletteMapping[srcData[sp >> 1] & 0x0f];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2403 else v = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2404 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2405 if ((dp & 1) !is 0) destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0xf0) \| v);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2406 else destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0x0f) \| (v << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2407 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2408 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2409 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2410 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2411 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2412 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2413 int index = paletteMapping[(srcData[sp >> 2] >>> (6 - (sp & 3) * 2)) & 0x03];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2414 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2415 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2416 destData[dp >> 2] = cast(byte)(destData[dp >> 2] & ~(0x03 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2417 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2418 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2419 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2420 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2421 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2422 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2423 int index = paletteMapping[(srcData[sp >> 3] >>> (7 - (sp & 7))) & 0x01];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2424 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2425 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2426 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2427 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2428 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2429 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2430 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2431 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy, sp = spr += (sfy >>> 16) * srcStride, sfy = (sfy & 0xffff) + sfyi, dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2432 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx, dp += dprxi, sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2433 int index = paletteMapping[(srcData[sp >> 3] >>> (sp & 7)) & 0x01];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2434 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2435 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2436 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2437 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2438 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2439 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2440 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2441 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2442 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2443 /* Convert between indexed modes using mapping and mask */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2444 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2445 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2446 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2447 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2448 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2449 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2450 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2451 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2452 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2453 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2454 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2455 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2456 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2457 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2458 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2459 if ((sp & 1) !is 0) index = srcData[sp >> 1] & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2460 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2461 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2462 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2463 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2464 index = (srcData[sp >> 2] >>> (6 - (sp & 3) * 2)) & 0x03;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2465 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2466 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2467 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2468 index = (srcData[sp >> 3] >>> (7 - (sp & 7))) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2469 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2470 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2471 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2472 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2473 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2474 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2475 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2476 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2477 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2478 /* APPLY MASK */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2479 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2480 case ALPHA_MASK_UNPACKED: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2481 byte mask = alphaData[ap];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2482 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2483 if (mask is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2484 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2485 case ALPHA_MASK_PACKED: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2486 int mask = alphaData[ap >> 3] & (1 << (ap & 7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2487 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2488 if (mask is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2489 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2490 case ALPHA_MASK_INDEX: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2491 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2492 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2493 if (index is (alphaData[i] & 0xff)) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2494 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2495 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2496 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2497 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2498 byte r = srcReds[index], g = srcGreens[index], b = srcBlues[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2499 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2500 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2501 if ((r is alphaData[i]) && (g is alphaData[i + 1]) && (b is alphaData[i + 2])) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2502 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2503 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2504 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2505 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2506 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2507 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2508 index = paletteMapping[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2509
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2510 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2511 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2512 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2513 destData[dp] = cast(byte) index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2514 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2515 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2516 if ((dp & 1) !is 0) destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0xf0) \| index);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2517 else destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0x0f) \| (index << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2518 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2519 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2520 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2521 destData[dp >> 2] = cast(byte)(destData[dp >> 2] & ~(0x03 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2522 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2523 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2524 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2525 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2526 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2527 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2528 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2529 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (index << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2530 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2531 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2532 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2533 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2534 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2535 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2536 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2537 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2538
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2539 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2540 int alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2541 int index = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2542 int indexq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2543 int lastindex = 0, lastr = -1, lastg = -1, lastb = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2544 int[] rerr, gerr, berr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2545 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2546 rerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2547 gerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2548 berr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2549 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2550 rerr = null; gerr = null; berr = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2551 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2552 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2553 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2554 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2555 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2556 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2557 int lrerr = 0, lgerr = 0, lberr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2558 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2559 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2560 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2561 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2562 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2563 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2564 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2565 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2566 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2567 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2568 if ((sp & 1) !is 0) index = srcData[sp >> 1] & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2569 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2570 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2571 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2572 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2573 index = (srcData[sp >> 2] >>> (6 - (sp & 3) * 2)) & 0x03;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2574 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2575 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2576 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2577 index = (srcData[sp >> 3] >>> (7 - (sp & 7))) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2578 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2579 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2580 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2581 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2582 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2583 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2584 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2585 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2586
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2587 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2588 int r = srcReds[index] & 0xff, g = srcGreens[index] & 0xff, b = srcBlues[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2589 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2590 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2591 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2592 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2593 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2594 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2595 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2596 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2597 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2598 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2599 alpha = (alphaData[ap >> 3] << ((ap & 7) + 9)) & 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2600 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2601 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2602 case ALPHA_MASK_INDEX: { // could speed up using binary search if we sorted the indices
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2603 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2604 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2605 if (index is (alphaData[i] & 0xff)) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2606 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2607 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2608 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2609 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2610 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2611 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2612 if ((r is (alphaData[i] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2613 (g is (alphaData[i + 1] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2614 (b is (alphaData[i + 2] & 0xff))) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2615 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2616 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2617 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2618 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2619 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2620 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2621 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2622 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2623 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2624 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2625 indexq = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2626 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2627 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2628 if ((dp & 1) !is 0) indexq = destData[dp >> 1] & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2629 else indexq = (destData[dp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2630 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2631 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2632 indexq = (destData[dp >> 2] >>> (6 - (dp & 3) * 2)) & 0x03;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2633 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2634 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2635 indexq = (destData[dp >> 3] >>> (7 - (dp & 7))) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2636 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2637 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2638 indexq = (destData[dp >> 3] >>> (dp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2639 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2640 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2641 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2642 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2643 int rq = destReds[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2644 int gq = destGreens[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2645 int bq = destBlues[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2646 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2647 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2648 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2649 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2650
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2651 /* MAP COLOR TO THE PALETTE */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2652 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2653 // Floyd-Steinberg error diffusion
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2654 r += rerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2655 if (r < 0) r = 0; else if (r > 255) r = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2656 g += gerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2657 if (g < 0) g = 0; else if (g > 255) g = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2658 b += berr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2659 if (b < 0) b = 0; else if (b > 255) b = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2660 rerr[dx] = lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2661 gerr[dx] = lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2662 berr[dx] = lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2663 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2664 if (r !is lastr \|\| g !is lastg \|\| b !is lastb) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2665 // moving the variable declarations out seems to make the JDK JIT happier...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2666 for (int j = 0, dr, dg, db, distance, minDistance = 0x7fffffff; j < destPaletteSize; ++j) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2667 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2668 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2669 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2670 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2671 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2672 lastindex = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2673 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2674 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2675 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2676 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2677 lastr = r; lastg = g; lastb = b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2678 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2679 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2680 // Floyd-Steinberg error diffusion, cont'd...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2681 int dxm1 = dx - 1, dxp1 = dx + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2682 int acc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2683 rerr[dxp1] += acc = (lrerr = r - (destReds[lastindex] & 0xff)) + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2684 rerr[dx] += acc += lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2685 rerr[dxm1] += acc + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2686 gerr[dxp1] += acc = (lgerr = g - (destGreens[lastindex] & 0xff)) + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2687 gerr[dx] += acc += lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2688 gerr[dxm1] += acc + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2689 berr[dxp1] += acc = (lberr = b - (destBlues[lastindex] & 0xff)) + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2690 berr[dx] += acc += lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2691 berr[dxm1] += acc + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2692 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2693
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2694 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2695 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2696 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2697 destData[dp] = cast(byte) lastindex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2698 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2699 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2700 if ((dp & 1) !is 0) destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0xf0) \| lastindex);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2701 else destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0x0f) \| (lastindex << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2702 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2703 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2704 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2705 destData[dp >> 2] = cast(byte)(destData[dp >> 2] & ~(0x03 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2706 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2707 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2708 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2709 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2710 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2711 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2712 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2713 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2714 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2715 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2716 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2717 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2718 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2719 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2720
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2721 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2722 * Blits an index palette image into a direct palette image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2723 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2724 * Note: The source and destination masks and palettes must
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2725 * always be fully specified.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2726 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2727 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2728 * @param op the blitter operation: a combination of BLIT_xxx flags
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2729 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2730 * @param srcData the source byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2731 * @param srcDepth the source depth: one of 1, 2, 4, 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2732 * @param srcStride the source number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2733 * @param srcOrder the source byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2734 * ignored if srcDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2735 * @param srcX the top-left x-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2736 * @param srcY the top-left y-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2737 * @param srcWidth the width of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2738 * @param srcHeight the height of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2739 * @param srcReds the source palette red component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2740 * @param srcGreens the source palette green component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2741 * @param srcBlues the source palette blue component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2742 * @param alphaMode the alpha blending or mask mode, may be
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2743 * an integer 0-255 for global alpha; ignored if BLIT_ALPHA
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2744 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2745 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2746 * @param alphaData the alpha blending or mask data, varies depending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2747 * on the value of alphaMode and sometimes ignored
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2748 * @param alphaStride the alpha data number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2749 * @param alphaX the top-left x-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2750 * @param alphaY the top-left y-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2751 * @param destData the destination byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2752 * @param destDepth the destination depth: one of 8, 16, 24, 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2753 * @param destStride the destination number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2754 * @param destOrder the destination byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2755 * ignored if destDepth is not 16 or 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2756 * @param destX the top-left x-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2757 * @param destY the top-left y-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2758 * @param destWidth the width of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2759 * @param destHeight the height of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2760 * @param destRedMask the destination red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2761 * @param destGreenMask the destination green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2762 * @param destBlueMask the destination blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2763 * @param flipX if true the resulting image is flipped along the vertical axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2764 * @param flipY if true the resulting image is flipped along the horizontal axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2765 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2766 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2767 byte[] srcData, int srcDepth, int srcStride, int srcOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2768 int srcX, int srcY, int srcWidth, int srcHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2769 byte[] srcReds, byte[] srcGreens, byte[] srcBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2770 int alphaMode, byte[] alphaData, int alphaStride, int alphaX, int alphaY,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2771 byte[] destData, int destDepth, int destStride, int destOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2772 int destX, int destY, int destWidth, int destHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2773 int destRedMask, int destGreenMask, int destBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2774 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2775
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2776 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2777
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2778 if ((destWidth <= 0) \|\| (destHeight <= 0) \|\| (alphaMode is ALPHA_TRANSPARENT)) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2779
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2780 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2781 int destAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2782
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2783 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2784 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2785 int sfxi = (dwm1 !is 0) ? cast(int)(((cast(long)srcWidth << 16) - 1) / dwm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2786 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2787 int sfyi = (dhm1 !is 0) ? cast(int)(((cast(long)srcHeight << 16) - 1) / dhm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2788
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2789 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2790 int stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2791 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2792 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2793 stype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2794 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2795 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2796 srcStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2797 stype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2798 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2799 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2800 srcStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2801 stype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2802 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2803 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2804 srcStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2805 stype = (srcOrder is MSB_FIRST) ? TYPE_INDEX_1_MSB : TYPE_INDEX_1_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2806 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2807 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2808 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2809 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2810 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2811 int spr = srcY * srcStride + srcX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2812
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2813 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2814 int dbpp, dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2815 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2816 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2817 dbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2818 dtype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2819 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2820 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2821 dbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2822 dtype = (destOrder is MSB_FIRST) ? TYPE_GENERIC_16_MSB : TYPE_GENERIC_16_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2823 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2824 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2825 dbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2826 dtype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2827 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2828 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2829 dbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2830 dtype = (destOrder is MSB_FIRST) ? TYPE_GENERIC_32_MSB : TYPE_GENERIC_32_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2831 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2832 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2833 //throw new IllegalArgumentException("Invalid destination type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2834 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2835 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2836 int dpr = ((flipY) ? destY + dhm1 : destY) * destStride + ((flipX) ? destX + dwm1 : destX) * dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2837 int dprxi = (flipX) ? -dbpp : dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2838 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2839
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2840 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2841 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2842 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2843 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2844 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2845 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2846 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2847 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2848 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2849 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2850 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2851 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2852 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2853 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2854 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2855 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2856 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2857 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2858 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2859 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2860 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2861 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2862 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2863 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2864 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2865 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2866 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2867 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2868 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2869
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2870 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2871 int destRedShift = getChannelShift(destRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2872 int destRedWidth = getChannelWidth(destRedMask, destRedShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2873 byte[] destReds = ANY_TO_EIGHT[destRedWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2874 int destRedPreShift = 8 - destRedWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2875 int destGreenShift = getChannelShift(destGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2876 int destGreenWidth = getChannelWidth(destGreenMask, destGreenShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2877 byte[] destGreens = ANY_TO_EIGHT[destGreenWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2878 int destGreenPreShift = 8 - destGreenWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2879 int destBlueShift = getChannelShift(destBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2880 int destBlueWidth = getChannelWidth(destBlueMask, destBlueShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2881 byte[] destBlues = ANY_TO_EIGHT[destBlueWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2882 int destBluePreShift = 8 - destBlueWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2883 int destAlphaShift = getChannelShift(destAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2884 int destAlphaWidth = getChannelWidth(destAlphaMask, destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2885 byte[] destAlphas = ANY_TO_EIGHT[destAlphaWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2886 int destAlphaPreShift = 8 - destAlphaWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2887
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2888 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2889 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2890 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2891 int r = 0, g = 0, b = 0, a = 0, index = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2892 int rq = 0, gq = 0, bq = 0, aq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2893 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2894 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2895 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2896 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2897 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2898 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2899 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2900 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2901 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2902 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2903 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2904 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2905 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2906 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2907 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2908 if ((sp & 1) !is 0) index = srcData[sp >> 1] & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2909 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2910 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2911 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2912 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2913 index = (srcData[sp >> 2] >>> (6 - (sp & 3) * 2)) & 0x03;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2914 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2915 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2916 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2917 index = (srcData[sp >> 3] >>> (7 - (sp & 7))) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2918 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2919 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2920 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2921 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2922 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2923 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2924 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2925 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2926
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2927 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2928 r = srcReds[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2929 g = srcGreens[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2930 b = srcBlues[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2931 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2932 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2933 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2934 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2935 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2936 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2937 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2938 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2939 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2940 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2941 alpha = (alphaData[ap >> 3] << ((ap & 7) + 9)) & 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2942 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2943 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2944 case ALPHA_MASK_INDEX: { // could speed up using binary search if we sorted the indices
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2945 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2946 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2947 if (index is (alphaData[i] & 0xff)) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2948 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2949 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2950 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2951 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2952 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2953 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2954 if ((r is (alphaData[i] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2955 (g is (alphaData[i + 1] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2956 (b is (alphaData[i + 2] & 0xff))) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2957 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2958 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2959 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2960 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2961 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2962 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2963 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2964 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2965 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2966 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2967 int data = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2968 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2969 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2970 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2971 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2972 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2973 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2974 int data = ((destData[dp] & 0xff) << 8) \| (destData[dp + 1] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2975 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2976 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2977 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2978 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2979 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2980 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2981 int data = ((destData[dp + 1] & 0xff) << 8) \| (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2982 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2983 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2984 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2985 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2986 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2987 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2988 int data = (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2989 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2990 (destData[dp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2991 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2992 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2993 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2994 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2995 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2996 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2997 int data = (( (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2998 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2999 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3000 (destData[dp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3001 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3002 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3003 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3004 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3005 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3006 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3007 int data = (( (( ((destData[dp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3008 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3009 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3010 (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3011 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3012 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3013 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3014 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3015 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3016 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3017 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3018 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3019 a = aq + ((a - aq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3020 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3021 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3022 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3023 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3024
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3025 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3026 int data =
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3027 (r >>> destRedPreShift << destRedShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3028 (g >>> destGreenPreShift << destGreenShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3029 (b >>> destBluePreShift << destBlueShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3030 (a >>> destAlphaPreShift << destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3031 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3032 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3033 destData[dp] = cast(byte) data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3034 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3035 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3036 destData[dp] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3037 destData[dp + 1] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3038 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3039 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3040 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3041 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3042 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3043 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3044 destData[dp] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3045 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3046 destData[dp + 2] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3047 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3048 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3049 destData[dp] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3050 destData[dp + 1] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3051 destData[dp + 2] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3052 destData[dp + 3] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3053 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3054 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3055 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3056 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3057 destData[dp + 2] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3058 destData[dp + 3] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3059 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3060 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3061 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3062 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3063 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3064 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3065
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3066 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3067 * Blits a direct palette image into an index palette image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3068 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3069 * Note: The source and destination masks and palettes must
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3070 * always be fully specified.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3071 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3072 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3073 * @param op the blitter operation: a combination of BLIT_xxx flags
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3074 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3075 * @param srcData the source byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3076 * @param srcDepth the source depth: one of 8, 16, 24, 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3077 * @param srcStride the source number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3078 * @param srcOrder the source byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3079 * ignored if srcDepth is not 16 or 32
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3080 * @param srcX the top-left x-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3081 * @param srcY the top-left y-coord of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3082 * @param srcWidth the width of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3083 * @param srcHeight the height of the source blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3084 * @param srcRedMask the source red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3085 * @param srcGreenMask the source green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3086 * @param srcBlueMask the source blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3087 * @param alphaMode the alpha blending or mask mode, may be
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3088 * an integer 0-255 for global alpha; ignored if BLIT_ALPHA
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3089 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3090 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3091 * @param alphaData the alpha blending or mask data, varies depending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3092 * on the value of alphaMode and sometimes ignored
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3093 * @param alphaStride the alpha data number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3094 * @param alphaX the top-left x-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3095 * @param alphaY the top-left y-coord of the alpha blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3096 * @param destData the destination byte array containing image data
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3097 * @param destDepth the destination depth: one of 1, 2, 4, 8
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3098 * @param destStride the destination number of bytes per line
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3099 * @param destOrder the destination byte ordering: one of MSB_FIRST or LSB_FIRST;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3100 * ignored if destDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3101 * @param destX the top-left x-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3102 * @param destY the top-left y-coord of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3103 * @param destWidth the width of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3104 * @param destHeight the height of the destination blit region
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3105 * @param destReds the destination palette red component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3106 * @param destGreens the destination palette green component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3107 * @param destBlues the destination palette blue component intensities
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3108 * @param flipX if true the resulting image is flipped along the vertical axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3109 * @param flipY if true the resulting image is flipped along the horizontal axis
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3110 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3111 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3112 byte[] srcData, int srcDepth, int srcStride, int srcOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3113 int srcX, int srcY, int srcWidth, int srcHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3114 int srcRedMask, int srcGreenMask, int srcBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3115 int alphaMode, byte[] alphaData, int alphaStride, int alphaX, int alphaY,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3116 byte[] destData, int destDepth, int destStride, int destOrder,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3117 int destX, int destY, int destWidth, int destHeight,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3118 byte[] destReds, byte[] destGreens, byte[] destBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3119 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3120
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3121 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3122
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3123 if ((destWidth <= 0) \|\| (destHeight <= 0) \|\| (alphaMode is ALPHA_TRANSPARENT)) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3124
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3125 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3126 int srcAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3127
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3128 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3129 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3130 int sfxi = (dwm1 !is 0) ? cast(int)(((cast(long)srcWidth << 16) - 1) / dwm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3131 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3132 int sfyi = (dhm1 !is 0) ? cast(int)(((cast(long)srcHeight << 16) - 1) / dhm1) : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3133
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3134 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3135 int sbpp, stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3136 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3137 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3138 sbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3139 stype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3140 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3141 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3142 sbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3143 stype = (srcOrder is MSB_FIRST) ? TYPE_GENERIC_16_MSB : TYPE_GENERIC_16_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3144 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3145 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3146 sbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3147 stype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3148 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3149 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3150 sbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3151 stype = (srcOrder is MSB_FIRST) ? TYPE_GENERIC_32_MSB : TYPE_GENERIC_32_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3152 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3153 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3154 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3155 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3156 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3157 int spr = srcY * srcStride + srcX * sbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3158
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3159 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3160 int dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3161 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3162 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3163 dtype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3164 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3165 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3166 destStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3167 dtype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3168 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3169 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3170 destStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3171 dtype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3172 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3173 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3174 destStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3175 dtype = (destOrder is MSB_FIRST) ? TYPE_INDEX_1_MSB : TYPE_INDEX_1_LSB;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3176 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3177 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3178 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3179 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3180 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3181 int dpr = ((flipY) ? destY + dhm1 : destY) * destStride + ((flipX) ? destX + dwm1 : destX);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3182 int dprxi = (flipX) ? -1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3183 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3184
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3185 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3186 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3187 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3188 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3189 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3190 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3191 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3192 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3193 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3194 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3195 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3196 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3197 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3198 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3199 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3200 //throw new IllegalArgumentException("Invalid alpha type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3201 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3202 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3203 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3204 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3205 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3206 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3207 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3208 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3209 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3210 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3211 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3212 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3213 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3214 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3215 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3216 bool ditherEnabled = (op & BLIT_DITHER) !is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3217
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3218 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3219 int srcRedShift = getChannelShift(srcRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3220 byte[] srcReds = ANY_TO_EIGHT[getChannelWidth(srcRedMask, srcRedShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3221 int srcGreenShift = getChannelShift(srcGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3222 byte[] srcGreens = ANY_TO_EIGHT[getChannelWidth(srcGreenMask, srcGreenShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3223 int srcBlueShift = getChannelShift(srcBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3224 byte[] srcBlues = ANY_TO_EIGHT[getChannelWidth(srcBlueMask, srcBlueShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3225 int srcAlphaShift = getChannelShift(srcAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3226 byte[] srcAlphas = ANY_TO_EIGHT[getChannelWidth(srcAlphaMask, srcAlphaShift)];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3227
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3228 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3229 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3230 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3231 int r = 0, g = 0, b = 0, a = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3232 int indexq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3233 int lastindex = 0, lastr = -1, lastg = -1, lastb = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3234 int[] rerr, gerr, berr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3235 int destPaletteSize = 1 << destDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3236 if ((destReds !is null) && (destReds.length < destPaletteSize)) destPaletteSize = destReds.length;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3237 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3238 rerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3239 gerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3240 berr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3241 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3242 rerr = null; gerr = null; berr = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3243 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3244 for (int dy = destHeight, sfy = sfyi; dy > 0; --dy,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3245 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3246 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3247 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3248 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3249 int lrerr = 0, lgerr = 0, lberr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3250 for (int dx = destWidth, sfx = sfxi; dx > 0; --dx,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3251 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3252 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3253 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3254 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3255 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3256 int data = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3257 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3258 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3259 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3260 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3261 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3262 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3263 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3264 int data = ((srcData[sp] & 0xff) << 8) \| (srcData[sp + 1] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3265 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3266 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3267 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3268 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3269 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3270 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3271 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3272 int data = ((srcData[sp + 1] & 0xff) << 8) \| (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3273 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3274 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3275 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3276 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3277 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3278 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3279 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3280 int data = (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3281 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3282 (srcData[sp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3283 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3284 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3285 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3286 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3287 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3288 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3289 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3290 int data = (( (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3291 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3292 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3293 (srcData[sp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3294 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3295 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3296 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3297 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3298 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3299 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3300 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3301 int data = (( (( ((srcData[sp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3302 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3303 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3304 (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3305 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3306 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3307 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3308 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3309 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3310 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3311 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3312 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3313
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3314 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3315 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3316 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3317 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3318 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3319 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3320 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3321 alpha = (a << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3322 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3323 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3324 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3325 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3326 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3327 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3328 alpha = (alphaData[ap >> 3] << ((ap & 7) + 9)) & 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3329 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3330 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3331 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3332 alpha = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3333 for (int i = 0; i < alphaData.length; i += 3) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3334 if ((r is alphaData[i]) && (g is alphaData[i + 1]) && (b is alphaData[i + 2])) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3335 alpha = 0x0000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3336 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3337 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3338 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3339 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3340 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3341 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3342 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3343 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3344 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3345 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3346 indexq = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3347 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3348 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3349 if ((dp & 1) !is 0) indexq = destData[dp >> 1] & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3350 else indexq = (destData[dp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3351 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3352 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3353 indexq = (destData[dp >> 2] >>> (6 - (dp & 3) * 2)) & 0x03;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3354 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3355 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3356 indexq = (destData[dp >> 3] >>> (7 - (dp & 7))) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3357 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3358 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3359 indexq = (destData[dp >> 3] >>> (dp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3360 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3361 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3362 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3363 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3364 int rq = destReds[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3365 int gq = destGreens[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3366 int bq = destBlues[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3367 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3368 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3369 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3370 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3371
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3372 /* MAP COLOR TO THE PALETTE */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3373 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3374 // Floyd-Steinberg error diffusion
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3375 r += rerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3376 if (r < 0) r = 0; else if (r > 255) r = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3377 g += gerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3378 if (g < 0) g = 0; else if (g > 255) g = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3379 b += berr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3380 if (b < 0) b = 0; else if (b > 255) b = 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3381 rerr[dx] = lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3382 gerr[dx] = lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3383 berr[dx] = lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3384 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3385 if (r !is lastr \|\| g !is lastg \|\| b !is lastb) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3386 // moving the variable declarations out seems to make the JDK JIT happier...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3387 for (int j = 0, dr, dg, db, distance, minDistance = 0x7fffffff; j < destPaletteSize; ++j) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3388 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3389 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3390 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3391 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3392 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3393 lastindex = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3394 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3395 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3396 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3397 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3398 lastr = r; lastg = g; lastb = b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3399 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3400 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3401 // Floyd-Steinberg error diffusion, cont'd...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3402 int dxm1 = dx - 1, dxp1 = dx + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3403 int acc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3404 rerr[dxp1] += acc = (lrerr = r - (destReds[lastindex] & 0xff)) + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3405 rerr[dx] += acc += lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3406 rerr[dxm1] += acc + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3407 gerr[dxp1] += acc = (lgerr = g - (destGreens[lastindex] & 0xff)) + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3408 gerr[dx] += acc += lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3409 gerr[dxm1] += acc + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3410 berr[dxp1] += acc = (lberr = b - (destBlues[lastindex] & 0xff)) + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3411 berr[dx] += acc += lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3412 berr[dxm1] += acc + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3413 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3414
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3415 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3416 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3417 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3418 destData[dp] = cast(byte) lastindex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3419 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3420 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3421 if ((dp & 1) !is 0) destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0xf0) \| lastindex);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3422 else destData[dp >> 1] = cast(byte)((destData[dp >> 1] & 0x0f) \| (lastindex << 4));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3423 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3424 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3425 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3426 destData[dp >> 2] = cast(byte)(destData[dp >> 2] & ~(0x03 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3427 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3428 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3429 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3430 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3431 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3432 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3433 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3434 destData[dp >> 3] = cast(byte)(destData[dp >> 3] & ~(0x01 << shift) \| (lastindex << shift));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3435 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3436 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3437 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3438 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3439 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3440 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3441
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3442 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3443 * Computes the required channel shift from a mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3444 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3445 static int getChannelShift(int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3446 if (mask is 0) return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3447 int i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3448 for (i = 0; ((mask & 1) is 0) && (i < 32); ++i) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3449 mask >>>= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3450 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3451 return i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3452 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3453
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3454 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3455 * Computes the required channel width (depth) from a mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3456 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3457 static int getChannelWidth(int mask, int shift) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3458 if (mask is 0) return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3459 int i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3460 mask >>>= shift;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3461 for (i = shift; ((mask & 1) !is 0) && (i < 32); ++i) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3462 mask >>>= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3463 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3464 return i - shift;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3465 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3466
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3467 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3468 * Extracts a field from packed RGB data given a mask for that field.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3469 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3470 static byte getChannelField(int data, int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3471 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3472 int shift = getChannelShift(mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3473 return ANY_TO_EIGHT[getChannelWidth(mask, shift)][(data & mask) >>> shift];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3474 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3475
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3476 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3477 * Creates an ImageData containing one band's worth of a gradient filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3478 * block. If <code>vertical</code> is true, the band must be tiled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3479 * horizontally to fill a region, otherwise it must be tiled vertically.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3480 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3481 * @param width the width of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3482 * @param height the height of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3483 * @param vertical if true sweeps from top to bottom, else
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3484 * sweeps from left to right
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3485 * @param fromRGB the color to start with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3486 * @param toRGB the color to end with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3487 * @param redBits the number of significant red bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3488 * @param greenBits the number of significant green bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3489 * @param blueBits the number of significant blue bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3490 * @return the new ImageData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3491 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3492 static ImageData createGradientBand(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3493 int width, int height, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3494 RGB fromRGB, RGB toRGB,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3495 int redBits, int greenBits, int blueBits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3496 /* Gradients are drawn as tiled bands */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3497 int bandWidth, bandHeight, bitmapDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3498 byte[] bitmapData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3499 PaletteData paletteData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3500 /* Select an algorithm depending on the depth of the screen */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3501 if (redBits !is 0 && greenBits !is 0 && blueBits !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3502 paletteData = new PaletteData(0x0000ff00, 0x00ff0000, 0xff000000);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3503 bitmapDepth = 32;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3504 if (redBits >= 8 && greenBits >= 8 && blueBits >= 8) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3505 /* Precise color */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3506 int steps;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3507 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3508 bandWidth = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3509 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3510 steps = bandHeight > 1 ? bandHeight - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3511 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3512 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3513 bandHeight = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3514 steps = bandWidth > 1 ? bandWidth - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3515 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3516 int bytesPerLine = bandWidth * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3517 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3518 buildPreciseGradientChannel(fromRGB.blue, toRGB.blue, steps, bandWidth, bandHeight, vertical, bitmapData, 0, bytesPerLine);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3519 buildPreciseGradientChannel(fromRGB.green, toRGB.green, steps, bandWidth, bandHeight, vertical, bitmapData, 1, bytesPerLine);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3520 buildPreciseGradientChannel(fromRGB.red, toRGB.red, steps, bandWidth, bandHeight, vertical, bitmapData, 2, bytesPerLine);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3521 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3522 /* Dithered color */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3523 int steps;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3524 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3525 bandWidth = (width < 8) ? width : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3526 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3527 steps = bandHeight > 1 ? bandHeight - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3528 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3529 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3530 bandHeight = (height < 8) ? height : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3531 steps = bandWidth > 1 ? bandWidth - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3532 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3533 int bytesPerLine = bandWidth * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3534 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3535 buildDitheredGradientChannel(fromRGB.blue, toRGB.blue, steps, bandWidth, bandHeight, vertical, bitmapData, 0, bytesPerLine, blueBits);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3536 buildDitheredGradientChannel(fromRGB.green, toRGB.green, steps, bandWidth, bandHeight, vertical, bitmapData, 1, bytesPerLine, greenBits);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3537 buildDitheredGradientChannel(fromRGB.red, toRGB.red, steps, bandWidth, bandHeight, vertical, bitmapData, 2, bytesPerLine, redBits);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3538 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3539 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3540 /* Dithered two tone */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3541 paletteData = new PaletteData([ fromRGB, toRGB ]);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3542 bitmapDepth = 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3543 int blendi;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3544 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3545 bandWidth = (width < 8) ? width : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3546 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3547 blendi = (bandHeight > 1) ? 0x1040000 / (bandHeight - 1) + 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3548 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3549 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3550 bandHeight = (height < 8) ? height : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3551 blendi = (bandWidth > 1) ? 0x1040000 / (bandWidth - 1) + 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3552 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3553 int bytesPerLine = (bandWidth + 3) & -4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3554 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3555 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3556 for (int dy = 0, blend = 0, dp = 0; dy < bandHeight;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3557 ++dy, blend += blendi, dp += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3558 for (int dx = 0; dx < bandWidth; ++dx) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3559 bitmapData[dp + dx] = (blend + DITHER_MATRIX[dy & 7][dx]) <
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3560 0x1000000 ? cast(byte)0 : cast(byte)1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3561 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3562 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3563 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3564 for (int dx = 0, blend = 0; dx < bandWidth; ++dx, blend += blendi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3565 for (int dy = 0, dptr = dx; dy < bandHeight; ++dy, dptr += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3566 bitmapData[dptr] = (blend + DITHER_MATRIX[dy][dx & 7]) <
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3567 0x1000000 ? cast(byte)0 : cast(byte)1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3568 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3569 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3570 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3571 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3572 return new ImageData(bandWidth, bandHeight, bitmapDepth, paletteData, 4, bitmapData);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3573 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3574
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3575 /*
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3576 * Fill in gradated values for a color channel
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3577 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3578 static final void buildPreciseGradientChannel(int from, int to, int steps,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3579 int bandWidth, int bandHeight, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3580 byte[] bitmapData, int dp, int bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3581 int val = from << 16;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3582 int inc = ((to << 16) - val) / steps + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3583 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3584 for (int dy = 0; dy < bandHeight; ++dy, dp += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3585 bitmapData[dp] = cast(byte)(val >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3586 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3587 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3588 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3589 for (int dx = 0; dx < bandWidth; ++dx, dp += 4) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3590 bitmapData[dp] = cast(byte)(val >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3591 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3592 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3593 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3594 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3595
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3596 /*
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3597 * Fill in dithered gradated values for a color channel
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3598 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3599 static final void buildDitheredGradientChannel(int from, int to, int steps,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3600 int bandWidth, int bandHeight, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3601 byte[] bitmapData, int dp, int bytesPerLine, int bits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3602 int mask = 0xff00 >>> bits;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3603 int val = from << 16;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3604 int inc = ((to << 16) - val) / steps + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3605 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3606 for (int dy = 0; dy < bandHeight; ++dy, dp += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3607 for (int dx = 0, dptr = dp; dx < bandWidth; ++dx, dptr += 4) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3608 int thresh = DITHER_MATRIX[dy & 7][dx] >>> bits;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3609 int temp = val + thresh;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3610 if (temp > 0xffffff) bitmapData[dptr] = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3611 else bitmapData[dptr] = cast(byte)((temp >>> 16) & mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3612 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3613 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3614 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3615 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3616 for (int dx = 0; dx < bandWidth; ++dx, dp += 4) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3617 for (int dy = 0, dptr = dp; dy < bandHeight; ++dy, dptr += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3618 int thresh = DITHER_MATRIX[dy][dx & 7] >>> bits;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3619 int temp = val + thresh;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3620 if (temp > 0xffffff) bitmapData[dptr] = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3621 else bitmapData[dptr] = cast(byte)((temp >>> 16) & mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3622 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3623 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3624 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3625 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3626 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3627
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3628 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3629 * Renders a gradient onto a GC.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3630 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3631 * This is a GC helper.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3632 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3633 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3634 * @param gc the GC to render the gradient onto
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3635 * @param device the device the GC belongs to
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3636 * @param x the top-left x coordinate of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3637 * @param y the top-left y coordinate of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3638 * @param width the width of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3639 * @param height the height of the region to be filled
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3640 * @param vertical if true sweeps from top to bottom, else
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3641 * sweeps from left to right
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3642 * @param fromRGB the color to start with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3643 * @param toRGB the color to end with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3644 * @param redBits the number of significant red bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3645 * @param greenBits the number of significant green bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3646 * @param blueBits the number of significant blue bits, 0 for palette modes
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3647 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3648 static void fillGradientRectangle(GC gc, Device device,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3649 int x, int y, int width, int height, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3650 RGB fromRGB, RGB toRGB,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3651 int redBits, int greenBits, int blueBits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3652 /* Create the bitmap and tile it */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3653 ImageData band = createGradientBand(width, height, vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3654 fromRGB, toRGB, redBits, greenBits, blueBits);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3655 Image image = new Image(device, band);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3656 if ((band.width is 1) \|\| (band.height is 1)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3657 gc.drawImage(image, 0, 0, band.width, band.height, x, y, width, height);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3658 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3659 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3660 for (int dx = 0; dx < width; dx += band.width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3661 int blitWidth = width - dx;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3662 if (blitWidth > band.width) blitWidth = band.width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3663 gc.drawImage(image, 0, 0, blitWidth, band.height, dx + x, y, blitWidth, band.height);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3664 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3665 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3666 for (int dy = 0; dy < height; dy += band.height) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3667 int blitHeight = height - dy;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3668 if (blitHeight > band.height) blitHeight = band.height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3669 gc.drawImage(image, 0, 0, band.width, blitHeight, x, dy + y, band.width, blitHeight);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3670 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3671 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3672 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3673 image.dispose();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3674 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3675
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3676 }

Mercurial > projects > dwt-win

annotate dwt/graphics/ImageData.d @ 246:fd9c62a2998e