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

annotate dwt/graphics/ImageData.d @ 212:ab60f3309436

reverted the char[] to String and use the an alias.

author	Frank Benoit <benoit@tionex.de>
date	Mon, 05 May 2008 00:12:38 +0200
parents	f5482da87ed8
children	36f5cb12e1a2

rev	line source
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2 * Copyright (c) 2000, 2007 IBM Corporation and others.
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
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	44 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	45
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	46 public final class ImageData : CloneableCompatibility {
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 * The width of the image, in pixels.
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 public int width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	52
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 * The height of the image, in pixels.
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 public int height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	57
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 * 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	60 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	61 * 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	62 * 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	63 * 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	64 * 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	65 * PaletteData's isDirect field for such determinations.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	66 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	67 public int depth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	68
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 * The scanline padding.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	71 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	72 * 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	73 * 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	74 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	75 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	76 public int scanlinePad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	77
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 * The number of bytes per scanline.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	80 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	81 * 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	82 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	83 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	84 public int bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	85
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 * The pixel data of the image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	88 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	89 * 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	90 * 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	91 * 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	92 * significant byte order.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	93 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	94 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	95 public byte[] data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	96
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 * The color table for the image.
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 public PaletteData palette;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	101
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 * The transparent pixel.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	104 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	105 * Pixels with this value are transparent.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	106 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	107 * 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	108 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	109 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	110 public int transparentPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	111
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 * 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	114 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	115 * 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	116 * 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	117 * '((width + 7) / 8 + (maskPad - 1)) / maskPad * maskPad'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	118 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	119 * 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	120 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	121 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	122 public byte[] maskData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	123
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 * 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	126 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	127 * 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	128 * 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	129 * it is.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	130 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	131 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	132 public int maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	133
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 * The alpha data of the image.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	136 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	137 * 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	138 * 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	139 * 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	140 * 'width'.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	141 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	142 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	143 public byte[] alphaData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	144
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 * 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	147 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	148 * 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	149 * 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	150 * 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	151 * proportional to this value.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	152 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	153 * 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	154 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	155 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	156 public int alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	157
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 * 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	160 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	161 * 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	162 * <dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	163 * <dt><code>IMAGE_BMP</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	164 * <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	165 * <dt><code>IMAGE_BMP_RLE</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	166 * <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	167 * <dt><code>IMAGE_GIF</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	168 * <dd>GIF file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	169 * <dt><code>IMAGE_ICO</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	170 * <dd>Windows ICO file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	171 * <dt><code>IMAGE_JPEG</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	172 * <dd>JPEG file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	173 * <dt><code>IMAGE_PNG</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	174 * <dd>PNG file format</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	175 * </dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	176 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	177 public int type;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	178
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 * 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	181 * 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	182 * the GIF89a Image Left Position value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	183 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	184 public int x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	185
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 * 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	188 * 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	189 * the GIF89a Image Top Position value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	190 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	191 public int y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	192
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 * 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	195 * before displaying the next.
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 * 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	198 * <dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	199 * <dt><code>DM_UNSPECIFIED</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * <dd>disposal method not specified</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	201 * <dt><code>DM_FILL_NONE</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	202 * <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	203 * <dt><code>DM_FILL_BACKGROUND</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	204 * <dd>fill with the background color</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	205 * <dt><code>DM_FILL_PREVIOUS</code></dt>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	206 * <dd>restore the previous picture</dd>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	207 * </dl>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	208 * (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	209 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	210 public int disposalMethod;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	211
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 * 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	214 * 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	215 * Delay Time value).
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	216 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	217 public int delayTime;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	218
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 * 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	221 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	222 private static byte[][] ANY_TO_EIGHT;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	223 private static byte[] ONE_TO_ONE_MAPPING;
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 bool static_this_completed = false;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	226 private static void static_this() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	227 if( static_this_completed ) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	228 synchronized {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	229 if( static_this_completed ) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	230 ANY_TO_EIGHT = new byte[][](9);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	231 for (int b = 0; b < 9; ++b) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	232 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	233 if (b is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	234 int inc = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	235 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	236 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	237 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	238 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	239 static_this_completed = true;
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 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	242
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 * Scaled 8x8 Bayer dither matrix.
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 static const int[][] DITHER_MATRIX = [
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	247 [ 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	248 [ 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	249 [ 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	250 [ 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	251 [ 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	252 [ 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	253 [ 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	254 [ 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	255 ];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	256
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	257 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	258 * 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	259 * 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	260 * array of the appropriate size.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	261 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	262 * @param width the width of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	263 * @param height the height of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	264 * @param depth the depth of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	265 * @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	266 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	267 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	268 * <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	269 * 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	270 * <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	271 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	272 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	273 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	274 this(width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	275 4, null, 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	276 null, -1, -1, DWT.IMAGE_UNDEFINED,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	277 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	278 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	279
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	280 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	281 * 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	282 * depth, palette, scanlinePad and data.
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 * @param width the width of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	285 * @param height the height of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	286 * @param depth the depth of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	287 * @param palette the palette of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	288 * @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	289 * @param data the data of the image
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	290 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	291 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	292 * <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	293 * 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	294 * <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	295 * <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	296 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	297 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	298 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	299 this(width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	300 scanlinePad, checkData(data), 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	301 null, -1, -1, DWT.IMAGE_UNDEFINED,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	302 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	303 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	304
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	305 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	306 * 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	307 * 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	308 * 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	309 * 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	310 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	311 * 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	312 * 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	313 * 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	314 * <code>ImageLoader.load()</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	315 * </p><p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	316 * 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	317 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	318 * <pre>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	319 * static ImageData loadImageData (Class clazz, String string) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	320 * InputStream stream = clazz.getResourceAsStream (string);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	321 * if (stream is null) return null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	322 * ImageData imageData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	323 * try {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	324 * imageData = new ImageData (stream);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	325 * } catch (DWTException ex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	326 * } finally {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	327 * try {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	328 * stream.close ();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	329 * } catch (IOException ex) {}
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	330 * }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	331 * return imageData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	332 * }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	333 * </pre>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	334 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	335 * @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	336 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	337 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	338 * <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	339 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	340 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	341 * <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	342 * <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	343 * <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	344 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	345 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	346 * @see ImageLoader#load(InputStream)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	347 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	348 public this(InputStream stream) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	349 ImageData[] data = ImageDataLoader.load(stream);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	350 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	351 ImageData i = data[0];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	352 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	353 i.width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	354 i.height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	355 i.depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	356 i.scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	357 i.bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	358 i.data,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	359 i.palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	360 i.transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	361 i.maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	362 i.maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	363 i.alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	364 i.alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	365 i.type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	366 i.x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	367 i.y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	368 i.disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	369 i.delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	370 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	371
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	372 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	373 * 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	374 * 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	375 * 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	376 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	377 * 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	378 * 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	379 * 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	380 * <code>ImageLoader.load()</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	381 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	382 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	383 * @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	384 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	385 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	386 * <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	387 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	388 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	389 * <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	390 * <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	391 * <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	392 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	393 */
212 ab60f3309436 reverted the char[] to String and use the an alias. Frank Benoit <benoit@tionex.de> parents: 23 diff changeset	394 public this(String filename) {
22 5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	395 ImageData[] data = ImageDataLoader.load(filename);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	396 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	397 ImageData i = data[0];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	398 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	399 i.width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	400 i.height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	401 i.depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	402 i.scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	403 i.bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	404 i.data,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	405 i.palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	406 i.transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	407 i.maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	408 i.maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	409 i.alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	410 i.alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	411 i.type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	412 i.x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	413 i.y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	414 i.disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	415 i.delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	416 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	417
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	418 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	419 * 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	420 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	421 private this() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	422 }
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 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	425 * 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	426 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	427 * 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	428 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	429 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	430 this(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	431 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	432 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	433 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	434 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	435 {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	436 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	437 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	438 \|\| 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	439 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	440 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	441 if (width <= 0 \|\| height <= 0) {
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 (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	445
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	446 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	447 / scanlinePad * scanlinePad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	448 setAllFields(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	449 width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	450 height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	451 depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	452 scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	453 bytesPerLine,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	454 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	455 palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	456 transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	457 maskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	458 maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	459 alphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	460 alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	461 type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	462 x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	463 y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	464 disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	465 delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	466 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	467
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	468 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	469 * 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	470 * 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	471 * 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	472 * 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	473 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	474 * 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	475 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	476 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	477 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	478 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	479 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	480 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	481
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	482 this.width = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	483 this.height = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	484 this.depth = depth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	485 this.scanlinePad = scanlinePad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	486 this.bytesPerLine = bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	487 this.data = data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	488 this.palette = palette;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	489 this.transparentPixel = transparentPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	490 this.maskData = maskData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	491 this.maskPad = maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	492 this.alphaData = alphaData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	493 this.alpha = alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	494 this.type = type;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	495 this.x = x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	496 this.y = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	497 this.disposalMethod = disposalMethod;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	498 this.delayTime = delayTime;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	499 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	500
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	501 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	502 * 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	503 * this class.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	504 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	505 * <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	506 * 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	507 * 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	508 * 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	509 * application code.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	510 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	511 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	512 * 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	513 * </p>
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 public static ImageData internal_new(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	516 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	517 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	518 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	519 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	520 {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	521 return new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	522 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	523 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	524 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	525
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	526 ImageData colorMaskImage(int pixel) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	527 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	528 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	529 0, 0, 0, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	530 int[] row = new int[width];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	531 for (int y = 0; y < height; y++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	532 getPixels(0, y, width, row, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	533 for (int i = 0; i < width; i++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	534 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	535 row[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	536 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	537 row[i] = 1;
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 mask.setPixels(0, y, width, row, 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	541 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	542 return mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	543 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	544
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	545 static byte[] checkData(byte [] data) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	546 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	547 return data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	548 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	549
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	550 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	551 * 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	552 * 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	553 * 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	554 * 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	555 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	556 * @return a copy of the receiver.
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 public Object clone() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	559 byte[] cloneData = new byte[data.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	560 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	561 byte[] cloneMaskData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	562 if (maskData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	563 cloneMaskData = new byte[maskData.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	564 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	565 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	566 byte[] cloneAlphaData = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	567 if (alphaData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	568 cloneAlphaData = new byte[alphaData.length];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	569 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	570 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	571 return new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	572 width,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	573 height,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	574 depth,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	575 palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	576 scanlinePad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	577 cloneData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	578 maskPad,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	579 cloneMaskData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	580 cloneAlphaData,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	581 alpha,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	582 transparentPixel,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	583 type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	584 x,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	585 y,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	586 disposalMethod,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	587 delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	588 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	589
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	590 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	591 * 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	592 * scanline <code>y</code> in the receiver's alpha data.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	593 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	594 * @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	595 * @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	596 * @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	597 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	598 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	599 * <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	600 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	601 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	602 public int getAlpha(int x, int y) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	603 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	604
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	605 if (alphaData is null) return 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	606 return alphaData[y * width + x] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	607 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	608
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 * 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	611 * <code>x</code> in scanline <code>y</code> in the receiver's alpha
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	612 * data starting at <code>startIndex</code>.
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 * @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	615 * @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	616 * @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	617 * @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	618 * @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	619 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	620 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	621 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	622 * <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	623 * <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	624 * <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	625 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	626 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	627 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	628 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	629 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	630 if (getWidth is 0) return;
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 if (alphaData is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	633 int endIndex = startIndex + getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	634 for (int i = startIndex; i < endIndex; i++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	635 alphas[i] = cast(byte)255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	636 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	637 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	638 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	639 // may throw an IndexOutOfBoundsException
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	640 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	641 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	642
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	643 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	644 * 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	645 * 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	646 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	647 * @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	648 * @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	649 * @return the pixel at the given coordinates
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	650 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	651 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	652 * <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	653 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	654 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	655 * <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	656 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	657 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	658 public int getPixel(int x, int y) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	659 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	660 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	661 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	662 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	663 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	664 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	665 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	666 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	667 ((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	668 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	669 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	670 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	671 (data[index+2] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	672 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	673 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	674 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	675 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	676 index = (y * bytesPerLine) + x ;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	677 return data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	678 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	679 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	680 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	681 if ((x & 0x1) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	682 return theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	683 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	684 return theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	685 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	686 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	687 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	688 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	689 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	690 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	691 return (theByte & mask) >> (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	692 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	693 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	694 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	695 mask = 1 << (7 - (x & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	696 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	697 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	698 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	699 return 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	700 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	701 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	702 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	703 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	704 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	705 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	706
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	707 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	708 * 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	709 * <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	710 * data starting at <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	711 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	712 * @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	713 * @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	714 * @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	715 * @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	716 * @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	717 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	718 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	719 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	720 * <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	721 * <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	722 * <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	723 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	724 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	725 * <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	726 * (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	727 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	728 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	729 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	730 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	731 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	732 if (getWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	733 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	734 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	735 int mask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	736 int n = getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	737 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	738 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	739 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	740 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	741 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	742 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	743 pixels[i] = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	744 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	745 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	746 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	747 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	748 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	749 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	750 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	751 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	752 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	753 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	754 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	755 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	756 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	757 if ((x & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	758 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	759 pixels[i] = cast(byte)(theByte & 0x0F);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	760 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	761 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	762 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	763 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	764 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	765 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	766 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	767 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	768 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	769 }
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 while (n > 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	772 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	773 pixels[i] = cast(byte)(theByte >> 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	774 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	775 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	776 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	777 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	778 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	779 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	780 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	781 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	782 pixels[i] = cast(byte)(theByte & 0x0F);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	783 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	784 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	785 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	786 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	787 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	788 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	789 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	790 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	791 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	792 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	793 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	794 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	795 if (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	796 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	797 pixels[i] = cast(byte)(theByte >> 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	798 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	799 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	800 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	801 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	802 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	803 int offset;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	804 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	805 offset = 3 - (srcX % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	806 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	807 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	808 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	809 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	810 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	811 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	812 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	813 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	814 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	815 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	816 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	817 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	818 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	819 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	820 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	821 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	822 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	823 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	824 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	825 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	826 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	827 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	828 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	829 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	830 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	831 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	832 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	833 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	834 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	835 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	836 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	837 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	838 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	839 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	840 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	841 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	842 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	843 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	844 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	845 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	846 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	847 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	848 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	849 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	850 default:
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 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	853 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	854
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	855 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	856 * 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	857 * <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	858 * data starting at <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	859 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	860 * @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	861 * @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	862 * @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	863 * @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	864 * @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	865 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	866 * @exception IndexOutOfBoundsException if getWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	867 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	868 * <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	869 * <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	870 * <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	871 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	872 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	873 * <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	874 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	875 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	876 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	877 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	878 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	879 if (getWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	880 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	881 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	882 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	883 int n = getWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	884 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	885 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	886 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	887 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	888 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	889 i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	890 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	891 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	892 \| ((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	893 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	894 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	895 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	896 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	897 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	898 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	899 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	900 index += 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	901 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	902 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	903 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	904 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	905 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	906 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	907 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	908 \| (data[index+2] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	909 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	910 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	911 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	912 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	913 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	914 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	915 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	916 index += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	917 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	918 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	919 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	920 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	921 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	922 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	923 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	924 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	925 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	926 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	927 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	928 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	929 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	930 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	931 index += 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	932 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	933 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	934 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	935 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	936 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	937 for (int j = 0; j < getWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	938 pixels[i] = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	939 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	940 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	941 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	942 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	943 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	944 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	945 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	946 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	947 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	948 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	949 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	950 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	951 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	952 if ((x & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	953 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	954 pixels[i] = theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	955 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	956 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	957 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	958 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	959 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	960 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	961 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	962 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	963 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	964 }
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 while (n > 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	967 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	968 pixels[i] = theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	969 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	970 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	971 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	972 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	973 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	974 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	975 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	976 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	977 pixels[i] = theByte & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	978 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	979 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	980 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	981 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	982 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	983 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	984 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	985 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	986 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	987 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	988 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	989 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	990 if (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	991 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	992 pixels[i] = theByte >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	993 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	994 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	995 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	996 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	997 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	998 int offset;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	999 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1000 offset = 3 - (srcX % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1001 mask = 3 << (offset * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1002 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	1003 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1004 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1005 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1006 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1007 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1008 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1009 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1010 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1011 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1012 if (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1013 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1014 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1015 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1016 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1017 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1018 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1019 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1020 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1021 theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1022 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1023 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1024 if ((theByte & mask) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1025 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1026 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1027 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1028 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1029 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1030 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1031 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1032 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1033 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1034 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1035 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1036 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1037 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1038 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1039 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1040 if (n > 0) theByte = data[index] & 0xFF;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1041 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1042 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1043 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1044 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1045 default:
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 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1048 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1049
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1050 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1051 * 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	1052 * 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	1053 * has a direct color model.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1054 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1055 * @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	1056 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1057 * @see PaletteData#getRGBs()
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1058 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1059 public RGB[] getRGBs() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1060 return palette.getRGBs();
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
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1063 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1064 * 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	1065 * 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	1066 * 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	1067 * an opaque mask.
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 * @return the transparency mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1070 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1071 public ImageData getTransparencyMask() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1072 if (getTransparencyType() is DWT.TRANSPARENCY_MASK) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1073 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	1074 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1075 return colorMaskImage(transparentPixel);
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 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1078
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 * 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	1081 * <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	1082 * <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	1083 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1084 * @return the receiver's transparency type
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1085 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1086 public int getTransparencyType() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1087 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	1088 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	1089 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	1090 return DWT.TRANSPARENCY_NONE;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1091 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1092
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1093 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1094 * Returns the byte order of the receiver.
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 * @return MSB_FIRST or LSB_FIRST
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 int getByteOrder() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1099 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	1100 }
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 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1103 * 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	1104 * 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	1105 * 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	1106 * associated axis.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1107 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1108 * @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	1109 * @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	1110 * @return a scaled copy of the image
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 public ImageData scaledTo(int width, int height) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1113 /* Create a destination image with no data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1114 bool flipX = (width < 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1115 if (flipX) width = - width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1116 bool flipY = (height < 0);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1117 if (flipY) height = - height;
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 ImageData dest = new ImageData(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1120 width, height, depth, palette,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1121 scanlinePad, null, 0, null,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1122 null, -1, transparentPixel, type,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1123 x, y, disposalMethod, delayTime);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1124
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1125 /* Scale the image contents */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1126 if (palette.isDirect) blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1127 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	1128 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1129 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	1130 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1131 else blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1132 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	1133 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1134 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	1135 flipX, flipY);
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 /* Scale the image mask or alpha */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1138 if (maskData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1139 dest.maskPad = this.maskPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1140 int destBpl = (dest.width + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1141 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	1142 dest.maskData = new byte[destBpl * dest.height];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1143 int srcBpl = (this.width + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1144 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	1145 blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1146 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	1147 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1148 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	1149 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1150 } else if (alpha !is -1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1151 dest.alpha = this.alpha;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1152 } else if (alphaData !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1153 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	1154 blit(BLIT_SRC,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1155 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	1156 ALPHA_OPAQUE, null, 0, 0, 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1157 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	1158 flipX, flipY);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1159 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1160 return dest;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1161 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1162
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1163 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1164 * 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	1165 * scanline <code>y</code> in the receiver's alpha data.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1166 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1167 * @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	1168 * @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	1169 * @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	1170 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1171 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1172 * <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	1173 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1174 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1175 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	1176 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	1177 DWT.error(DWT.ERROR_INVALID_ARGUMENT);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1178
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1179 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	1180 alphaData[y * width + x] = cast(byte)alpha;
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
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1183 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1184 * 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	1185 * 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	1186 * values from the array <code>alphas</code> starting at
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1187 * <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1188 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1189 * @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	1190 * @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	1191 * @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	1192 * @param alphas the alpha values to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1193 * @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	1194 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1195 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1196 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1197 * <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	1198 * <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	1199 * <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	1200 * </ul>
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 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	1203 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	1204 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	1205 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1206
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1207 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	1208 // may throw an IndexOutOfBoundsException
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1209 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	1210 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1211
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1212 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1213 * 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	1214 * 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	1215 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1216 * @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	1217 * @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	1218 * @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	1219 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1220 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1221 * <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	1222 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1223 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1224 * <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	1225 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1226 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1227 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	1228 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	1229 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1230 byte theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1231 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1232 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1233 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1234 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1235 data[index] = cast(byte)((pixelValue >> 24) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1236 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	1237 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	1238 data[index + 3] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1239 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1240 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1241 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1242 data[index] = cast(byte)((pixelValue >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1243 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	1244 data[index + 2] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1245 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1246 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1247 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1248 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	1249 data[index] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1250 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1251 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1252 index = (y * bytesPerLine) + x ;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1253 data[index] = cast(byte)(pixelValue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1254 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1255 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1256 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1257 if ((x & 0x1) is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1258 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	1259 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1260 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	1261 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1262 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1263 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1264 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1265 theByte = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1266 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1267 mask = 0xFF ^ (3 << (offset * 2));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1268 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	1269 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1270 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1271 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1272 theByte = data[index];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1273 mask = 1 << (7 - (x & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1274 if ((pixelValue & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1275 data[index] = cast(byte)(theByte \| mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1276 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1277 data[index] = cast(byte)(theByte & (mask ^ -1));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1278 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1279 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1280 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1281 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1282 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1283 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1284
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1285 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1286 * 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	1287 * 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	1288 * 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	1289 * <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1290 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1291 * @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	1292 * @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	1293 * @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	1294 * @param pixels the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1295 * @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	1296 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1297 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1298 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1299 * <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	1300 * <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	1301 * <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	1302 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1303 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1304 * <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	1305 * (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	1306 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1307 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1308 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	1309 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	1310 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	1311 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1312 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1313 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1314 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1315 int n = putWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1316 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1317 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1318 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1319 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1320 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1321 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1322 data[index] = cast(byte)(pixels[i] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1323 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1324 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1325 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1326 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1327 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1328 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1329 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1330 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1331 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1332 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1333 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1334 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1335 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1336 bool high = (x & 0x1) is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1337 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1338 theByte = pixels[i] & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1339 if (high) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1340 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	1341 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1342 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	1343 }
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 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1346 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1347 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1348 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1349 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1350 high = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1351 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1352 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1353 if (!high) index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1354 high = !high;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1355 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1356 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1357 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1358 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1359 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	1360 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1361 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1362 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1363 theByte = pixels[i] & 0x3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1364 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	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 offset = 0;
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 (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1375 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1376 offset = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1377 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1378 offset--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1379 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1380 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1381 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1382 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1383 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1384 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1385 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1386 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1387 if ((pixels[i] & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1388 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	1389 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1390 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	1391 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1392 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1393 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1394 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1395 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1396 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1397 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1398 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1399 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1400 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1401 index++;
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 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1404 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1405 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1406 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1407 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1408 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1409 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1410
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1411 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1412 * 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	1413 * 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	1414 * 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	1415 * <code>startIndex</code>.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1416 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1417 * @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	1418 * @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	1419 * @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	1420 * @param pixels the pixels to set
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1421 * @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	1422 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1423 * @exception IndexOutOfBoundsException if putWidth is too large
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1424 * @exception IllegalArgumentException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1425 * <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	1426 * <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	1427 * <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	1428 * </ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1429 * @exception DWTException <ul>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1430 * <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	1431 * </ul>
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 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	1434 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	1435 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	1436 if (putWidth is 0) return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1437 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1438 int theByte;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1439 int mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1440 int n = putWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1441 int i = startIndex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1442 int pixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1443 int srcX = x, srcY = y;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1444 switch (depth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1445 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1446 index = (y * bytesPerLine) + (x * 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1447 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1448 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1449 data[index] = cast(byte)((pixel >> 24) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1450 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	1451 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	1452 data[index + 3] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1453 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1454 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1455 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1456 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1457 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1458 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1459 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1460 index += 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1461 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1462 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1463 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1464 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1465 index = (y * bytesPerLine) + (x * 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1466 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1467 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1468 data[index] = cast(byte)((pixel >> 16) & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1469 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	1470 data[index + 2] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1471 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1472 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1473 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1474 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1475 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1476 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1477 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1478 index += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1479 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1480 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1481 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1482 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1483 index = (y * bytesPerLine) + (x * 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1484 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1485 pixel = pixels[i];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1486 data[index] = cast(byte)(pixel & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1487 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	1488 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1489 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1490 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1491 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1492 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1493 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1494 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1495 index += 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1496 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1497 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1498 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1499 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1500 index = (y * bytesPerLine) + x;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1501 for (int j = 0; j < putWidth; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1502 data[index] = cast(byte)(pixels[i] & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1503 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1504 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1505 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1506 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1507 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1508 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1509 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1510 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1511 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1512 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1513 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1514 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1515 index = (y * bytesPerLine) + (x >> 1);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1516 bool high = (x & 0x1) is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1517 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1518 theByte = pixels[i] & 0x0F;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1519 if (high) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1520 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	1521 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1522 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	1523 }
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 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1526 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1527 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1528 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1529 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1530 high = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1531 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1532 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1533 if (!high) index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1534 high = !high;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1535 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1536 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1537 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1538 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1539 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	1540 index = (y * bytesPerLine) + (x >> 2);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1541 int offset = 3 - (x % 4);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1542 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1543 theByte = pixels[i] & 0x3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1544 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	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 offset = 3;
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 (offset is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1555 index++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1556 offset = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1557 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1558 offset--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1559 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1560 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1561 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1562 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1563 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1564 index = (y * bytesPerLine) + (x >> 3);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1565 while (n > 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1566 mask = 1 << (7 - (srcX & 0x7));
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1567 if ((pixels[i] & 0x1) is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1568 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	1569 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1570 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	1571 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1572 i++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1573 n--;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1574 srcX++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1575 if (srcX >= width) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1576 srcY++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1577 index = srcY * bytesPerLine;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1578 srcX = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1579 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1580 if (mask is 1) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1581 index++;
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 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1584 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1585 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1586 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1587 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1588 DWT.error(DWT.ERROR_UNSUPPORTED_DEPTH);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1589 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1590
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1591 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1592 * 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	1593 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1594 static PaletteData bwPalette() {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1595 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	1596 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1597
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1598 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1599 * 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	1600 * the given mask.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1601 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1602 static int getMSBOffset(int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1603 for (int i = 31; i >= 0; i--) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1604 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	1605 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1606 return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1607 }
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 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1610 * Finds the closest match.
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 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	1613 if (depth > 8) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1614 int rshift = 32 - getMSBOffset(redMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1615 int gshift = 32 - getMSBOffset(greenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1616 int bshift = 32 - getMSBOffset(blueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1617 return (((red << 24) >>> rshift) & redMask) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1618 (((green << 24) >>> gshift) & greenMask) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1619 (((blue << 24) >>> bshift) & blueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1620 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1621 int r, g, b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1622 int minDistance = 0x7fffffff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1623 int nearestPixel = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1624 int n = reds.length;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1625 for (int j = 0; j < n; j++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1626 r = (reds[j] & 0xFF) - (red & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1627 g = (greens[j] & 0xFF) - (green & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1628 b = (blues[j] & 0xFF) - (blue & 0xFF);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1629 int distance = rr + gg + b*b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1630 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1631 nearestPixel = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1632 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1633 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1634 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1635 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1636 return nearestPixel;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1637 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1638
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1639 static final ImageData convertMask(ImageData mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1640 if (mask.depth is 1) return mask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1641 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	1642 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	1643 /* Find index of black in mask palette */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1644 int blackIndex = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1645 RGB[] rgbs = mask.getRGBs();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1646 if (rgbs !is null) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1647 while (blackIndex < rgbs.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1648 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	1649 blackIndex++;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1650 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1651 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1652 int[] pixels = new int[mask.width];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1653 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	1654 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	1655 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	1656 if (pixels[i] is blackIndex) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1657 pixels[i] = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1658 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1659 pixels[i] = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1660 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1661 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1662 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	1663 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1664 return newMask;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1665 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1666
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1667 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	1668 if (pad is newPad) return data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1669 int stride = (width * depth + 7) / 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1670 int bpl = (stride + (pad - 1)) / pad * pad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1671 int newBpl = (stride + (newPad - 1)) / newPad * newPad;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1672 byte[] newData = new byte[height * newBpl];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1673 int srcIndex = 0, destIndex = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1674 for (int y = 0; y < height; y++) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1675 System.arraycopy(data, srcIndex, newData, destIndex, stride);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1676 srcIndex += bpl;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1677 destIndex += newBpl;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1678 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1679 return newData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1680 }
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 * 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	1684 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1685 static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1686 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	1687 BLIT_ALPHA = 2, // enable alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1688 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	1689
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1690 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1691 * 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	1692 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1693 static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1694 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	1695 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	1696 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	1697 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	1698 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	1699 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	1700 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	1701 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	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 * Byte and bit order constants.
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 LSB_FIRST = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1707 static const int MSB_FIRST = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1708
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1709 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1710 * Data types (internal)
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 private static const int
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1713 // 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	1714 TYPE_GENERIC_8 = 0,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1715 TYPE_GENERIC_16_MSB = 1,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1716 TYPE_GENERIC_16_LSB = 2,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1717 TYPE_GENERIC_24 = 3,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1718 TYPE_GENERIC_32_MSB = 4,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1719 TYPE_GENERIC_32_LSB = 5,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1720 // palette indexed color formats
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1721 TYPE_INDEX_8 = 6,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1722 TYPE_INDEX_4 = 7,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1723 TYPE_INDEX_2 = 8,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1724 TYPE_INDEX_1_MSB = 9,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1725 TYPE_INDEX_1_LSB = 10;
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 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1728 * 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	1729 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1730 * 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	1731 * 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	1732 * 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	1733 * 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	1734 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1735 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1736 * @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	1737 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1738 * @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	1739 * @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	1740 * @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	1741 * @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	1742 * 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	1743 * @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	1744 * @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	1745 * @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	1746 * @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	1747 * @param srcRedMask the source red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1748 * @param srcGreenMask the source green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1749 * @param srcBlueMask the source blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1750 * @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	1751 * 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	1752 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1753 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1754 * @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	1755 * 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	1756 * @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	1757 * @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	1758 * @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	1759 * @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	1760 * @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	1761 * @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	1762 * @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	1763 * 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	1764 * @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	1765 * @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	1766 * @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	1767 * @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	1768 * @param destRedMask the destination red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1769 * @param destGreenMask the destination green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1770 * @param destBlueMask the destination blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1771 * @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	1772 * @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	1773 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1774 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1775 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	1776 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	1777 int srcRedMask, int srcGreenMask, int srcBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1778 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	1779 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	1780 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	1781 int destRedMask, int destGreenMask, int destBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1782 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1783
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1784 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1785
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1786 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	1787
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1788 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1789 const int srcAlphaMask = 0, destAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1790
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1791 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1792 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1793 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	1794 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1795 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	1796
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1797 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1798 int sbpp, stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1799 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1800 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1801 sbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1802 stype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1803 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1804 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1805 sbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1806 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	1807 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1808 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1809 sbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1810 stype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1811 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1812 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1813 sbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1814 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	1815 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1816 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1817 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1818 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1819 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1820 int spr = srcY * srcStride + srcX * sbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1821
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1822 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1823 int dbpp, dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1824 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1825 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1826 dbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1827 dtype = TYPE_GENERIC_8;
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 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1830 dbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1831 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	1832 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1833 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1834 dbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1835 dtype = TYPE_GENERIC_24;
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 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1838 dbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1839 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	1840 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1841 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1842 //throw new IllegalArgumentException("Invalid destination type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1843 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1844 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1845 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	1846 int dprxi = (flipX) ? -dbpp : dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1847 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1848
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1849 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1850 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1851 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1852 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1853 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1854 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1855 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1856 apr = alphaY * alphaStride + alphaX;
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 ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1859 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1860 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1861 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1862 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1863 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1864 //throw new IllegalArgumentException("Invalid alpha type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1865 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1866 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1867 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1868 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1869 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1870 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1871 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1872 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1873 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1874 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1875 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1876 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1877 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1878 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1879 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1880
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1881 /* Blit */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1882 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1883 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1884 if ((alphaMode is 0x10000) && (stype is dtype) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1885 (srcRedMask is destRedMask) && (srcGreenMask is destGreenMask) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1886 (srcBlueMask is destBlueMask) && (srcAlphaMask is destAlphaMask)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1887 /* Fast blit (straight copy) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1888 switch (sbpp) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1889 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1890 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	1891 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	1892 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1893 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1894 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1895 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1896 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1897 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1898 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	1899 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	1900 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1901 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1902 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1903 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1904 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1905 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1906 case 3:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1907 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	1908 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	1909 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1910 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1911 destData[dp + 2] = srcData[sp + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1912 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1913 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1914 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1915 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1916 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1917 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	1918 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	1919 destData[dp] = srcData[sp];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1920 destData[dp + 1] = srcData[sp + 1];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1921 destData[dp + 2] = srcData[sp + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1922 destData[dp + 3] = srcData[sp + 3];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1923 sp += (sfx >>> 16) * 4;
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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1928 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1929 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1930 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1931 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1932 int srcRedShift = getChannelShift(srcRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1933 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	1934 int srcGreenShift = getChannelShift(srcGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1935 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	1936 int srcBlueShift = getChannelShift(srcBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1937 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	1938 int srcAlphaShift = getChannelShift(srcAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1939 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	1940
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1941 int destRedShift = getChannelShift(destRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1942 int destRedWidth = getChannelWidth(destRedMask, destRedShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1943 byte[] destReds = ANY_TO_EIGHT[destRedWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1944 int destRedPreShift = 8 - destRedWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1945 int destGreenShift = getChannelShift(destGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1946 int destGreenWidth = getChannelWidth(destGreenMask, destGreenShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1947 byte[] destGreens = ANY_TO_EIGHT[destGreenWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1948 int destGreenPreShift = 8 - destGreenWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1949 int destBlueShift = getChannelShift(destBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1950 int destBlueWidth = getChannelWidth(destBlueMask, destBlueShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1951 byte[] destBlues = ANY_TO_EIGHT[destBlueWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1952 int destBluePreShift = 8 - destBlueWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1953 int destAlphaShift = getChannelShift(destAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1954 int destAlphaWidth = getChannelWidth(destAlphaMask, destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1955 byte[] destAlphas = ANY_TO_EIGHT[destAlphaWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1956 int destAlphaPreShift = 8 - destAlphaWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1957
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1958 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1959 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	1960 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	1961 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	1962 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1963 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1964 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1965 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1966 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	1967 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1968 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1969 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1970 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1971 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1972 int data = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1973 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1974 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1975 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1976 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1977 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1978 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1979 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1980 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	1981 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1982 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1983 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1984 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1985 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1986 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1987 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1988 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	1989 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1990 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1991 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1992 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1993 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1994 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1995 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1996 int data = (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1997 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1998 (srcData[sp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	1999 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2000 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2001 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2002 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2003 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2004 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2005 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2006 int data = (( (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2007 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2008 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2009 (srcData[sp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2010 sp += (sfx >>> 16) * 4;
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_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2017 int data = (( (( ((srcData[sp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2018 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2019 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2020 (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2021 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2022 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2023 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2024 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2025 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2026 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2027 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2028 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2029
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2030 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2031 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2032 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2033 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2034 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2035 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2036 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2037 alpha = (a << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2038 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2039 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2040 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2041 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2042 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2043 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2044 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	2045 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2046 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2047 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2048 alpha = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2049 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	2050 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	2051 alpha = 0x0000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2052 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2053 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2054 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2055 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2056 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2057 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2058 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2059 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2060 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2061 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2062 int data = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2063 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2064 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2065 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2066 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
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 TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2069 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	2070 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2071 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2072 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2073 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2074 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2075 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2076 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	2077 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2078 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2079 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2080 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2081 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2082 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2083 int data = (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2084 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2085 (destData[dp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2086 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2087 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2088 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2089 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2090 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2091 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2092 int data = (( (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2093 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2094 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2095 (destData[dp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2096 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2097 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2098 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2099 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2100 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2101 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2102 int data = (( (( ((destData[dp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2103 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2104 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2105 (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2106 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2107 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2108 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2109 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2110 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2111 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2112 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2113 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2114 a = aq + ((a - aq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2115 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2116 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2117 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2118 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2119
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2120 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2121 int data =
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2122 (r >>> destRedPreShift << destRedShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2123 (g >>> destGreenPreShift << destGreenShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2124 (b >>> destBluePreShift << destBlueShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2125 (a >>> destAlphaPreShift << destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2126 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2127 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2128 destData[dp] = cast(byte) data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2129 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2130 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2131 destData[dp] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2132 destData[dp + 1] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2133 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2134 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2135 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2136 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2137 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2138 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2139 destData[dp] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2140 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2141 destData[dp + 2] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2142 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2143 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2144 destData[dp] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2145 destData[dp + 1] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2146 destData[dp + 2] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2147 destData[dp + 3] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2148 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2149 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2150 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2151 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2152 destData[dp + 2] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2153 destData[dp + 3] = cast(byte) (data >>> 24);
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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2156 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2157 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2158 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2159 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2160
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2161 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2162 * 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	2163 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2164 * 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	2165 * 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	2166 * performed.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2167 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2168 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2169 * @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	2170 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2171 * @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	2172 * @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	2173 * @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	2174 * @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	2175 * ignored if srcDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2176 * @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	2177 * @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	2178 * @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	2179 * @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	2180 * @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	2181 * @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	2182 * @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	2183 * @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	2184 * 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	2185 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2186 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2187 * @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	2188 * 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	2189 * @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	2190 * @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	2191 * @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	2192 * @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	2193 * @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	2194 * @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	2195 * @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	2196 * ignored if destDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2197 * @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	2198 * @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	2199 * @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	2200 * @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	2201 * @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	2202 * @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	2203 * @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	2204 * @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	2205 * @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	2206 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2207 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2208 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	2209 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	2210 byte[] srcReds, byte[] srcGreens, byte[] srcBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2211 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	2212 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	2213 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	2214 byte[] destReds, byte[] destGreens, byte[] destBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2215 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2216
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2217 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2218
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2219 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	2220
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2221 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2222 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2223 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	2224 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2225 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	2226
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2227 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2228 int stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2229 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2230 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2231 stype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2232 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2233 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2234 srcStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2235 stype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2236 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2237 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2238 srcStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2239 stype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2240 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2241 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2242 srcStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2243 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	2244 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2245 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2246 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2247 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2248 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2249 int spr = srcY * srcStride + srcX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2250
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2251 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2252 int dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2253 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2254 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2255 dtype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2256 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2257 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2258 destStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2259 dtype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2260 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2261 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2262 destStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2263 dtype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2264 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2265 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2266 destStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2267 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	2268 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2269 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2270 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2271 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2272 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2273 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	2274 int dprxi = (flipX) ? -1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2275 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2276
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2277 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2278 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2279 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2280 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2281 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2282 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2283 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2284 apr = alphaY * alphaStride + alphaX;
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 ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2287 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2288 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2289 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2290 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2291 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2292 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2293 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2294 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2295 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2296 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2297 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2298 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2299 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2300 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2301 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2302 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2303 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2304 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2305 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2306 bool ditherEnabled = (op & BLIT_DITHER) !is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2307
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2308 /* Blit */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2309 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2310 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2311 int ap = apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2312 int destPaletteSize = 1 << destDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2313 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	2314 byte[] paletteMapping = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2315 bool isExactPaletteMapping = true;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2316 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2317 case 0x10000:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2318 /* 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	2319 if ((stype is dtype) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2320 (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	2321 paletteMapping = ONE_TO_ONE_MAPPING;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2322 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2323 /* 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	2324 } 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	2325 if (srcDepth <= destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2326 paletteMapping = ONE_TO_ONE_MAPPING;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2327 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2328 paletteMapping = new byte[1 << srcDepth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2329 int mask = (0xff << destDepth) >>> 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2330 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	2331 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2332 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2333 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2334 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2335 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2336 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2337 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2338 /* Generate a palette mapping */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2339 int srcPaletteSize = 1 << srcDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2340 paletteMapping = new byte[srcPaletteSize];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2341 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	2342 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	2343 r = srcReds[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2344 g = srcGreens[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2345 b = srcBlues[i] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2346 index = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2347 int minDistance = 0x7fffffff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2348 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	2349 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2350 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2351 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2352 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2353 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2354 index = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2355 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2356 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2357 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2358 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2359 paletteMapping[i] = cast(byte)index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2360 if (minDistance !is 0) isExactPaletteMapping = false;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2361 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2362 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2363 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2364 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2365 if ((paletteMapping !is null) && (isExactPaletteMapping \|\| ! ditherEnabled)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2366 if ((stype is dtype) && (alphaMode is 0x10000)) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2367 /* Fast blit (copy w/ mapping) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2368 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2369 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2370 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	2371 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	2372 destData[dp] = paletteMapping[srcData[sp] & 0xff];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2373 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2374 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2375 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2376 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2377 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2378 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	2379 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	2380 int v;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2381 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	2382 else v = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2383 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2384 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	2385 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	2386 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2387 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2388 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2389 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2390 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	2391 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	2392 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	2393 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2394 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2395 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	2396 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2397 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2398 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2399 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2400 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	2401 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	2402 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	2403 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2404 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2405 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	2406 }
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 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2409 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2410 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	2411 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	2412 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	2413 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2414 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2415 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	2416 }
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 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2419 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2420 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2421 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2422 /* 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	2423 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	2424 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2425 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2426 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2427 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	2428 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2429 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2430 int index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2431 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2432 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2433 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2434 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2435 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2436 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2437 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2438 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	2439 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2440 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2441 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2442 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2443 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	2444 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2445 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2446 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2447 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	2448 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2449 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2450 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2451 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2452 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2453 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2454 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2455 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2456 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2457 /* APPLY MASK */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2458 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2459 case ALPHA_MASK_UNPACKED: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2460 byte mask = alphaData[ap];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2461 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2462 if (mask is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2463 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2464 case ALPHA_MASK_PACKED: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2465 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	2466 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2467 if (mask is 0) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2468 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2469 case ALPHA_MASK_INDEX: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2470 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2471 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2472 if (index is (alphaData[i] & 0xff)) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2473 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2474 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2475 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2476 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2477 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	2478 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2479 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2480 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	2481 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2482 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2483 if (i < alphaData.length) 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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2486 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2487 index = paletteMapping[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2488
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2489 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2490 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2491 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2492 destData[dp] = cast(byte) index;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2493 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2494 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2495 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	2496 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	2497 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2498 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2499 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2500 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	2501 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2502 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2503 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2504 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	2505 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2506 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2507 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2508 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	2509 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2510 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2511 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2512 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2513 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2514 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2515 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2516 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2517
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2518 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2519 int alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2520 int index = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2521 int indexq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2522 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	2523 int[] rerr, gerr, berr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2524 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2525 rerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2526 gerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2527 berr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2528 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2529 rerr = null; gerr = null; berr = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2530 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2531 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	2532 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2533 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2534 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2535 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2536 int lrerr = 0, lgerr = 0, lberr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2537 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	2538 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2539 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2540 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2541 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2542 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2543 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2544 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2545 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2546 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2547 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	2548 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2549 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2550 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2551 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2552 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	2553 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2554 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2555 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2556 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	2557 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2558 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2559 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2560 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2561 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2562 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2563 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2564 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2565
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2566 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2567 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	2568 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2569 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2570 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2571 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2572 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2573 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2574 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2575 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2576 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2577 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2578 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	2579 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2580 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2581 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	2582 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2583 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2584 if (index is (alphaData[i] & 0xff)) break;
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 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2587 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2588 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2589 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2590 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2591 if ((r is (alphaData[i] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2592 (g is (alphaData[i + 1] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2593 (b is (alphaData[i + 2] & 0xff))) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2594 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2595 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2596 if (i < alphaData.length) continue;
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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2599 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2600 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2601 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2602 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2603 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2604 indexq = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2605 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2606 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2607 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	2608 else indexq = (destData[dp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2609 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2610 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2611 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	2612 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2613 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2614 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	2615 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2616 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2617 indexq = (destData[dp >> 3] >>> (dp & 7)) & 0x01;
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 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2622 int rq = destReds[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2623 int gq = destGreens[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2624 int bq = destBlues[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2625 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2626 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2627 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2628 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2629
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2630 /* MAP COLOR TO THE PALETTE */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2631 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2632 // Floyd-Steinberg error diffusion
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2633 r += rerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2634 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	2635 g += gerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2636 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	2637 b += berr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2638 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	2639 rerr[dx] = lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2640 gerr[dx] = lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2641 berr[dx] = lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2642 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2643 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	2644 // 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	2645 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	2646 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2647 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2648 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2649 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2650 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2651 lastindex = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2652 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2653 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2654 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2655 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2656 lastr = r; lastg = g; lastb = b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2657 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2658 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2659 // Floyd-Steinberg error diffusion, cont'd...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2660 int dxm1 = dx - 1, dxp1 = dx + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2661 int acc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2662 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	2663 rerr[dx] += acc += lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2664 rerr[dxm1] += acc + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2665 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	2666 gerr[dx] += acc += lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2667 gerr[dxm1] += acc + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2668 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	2669 berr[dx] += acc += lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2670 berr[dxm1] += acc + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2671 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2672
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2673 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2674 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2675 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2676 destData[dp] = cast(byte) lastindex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2677 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2678 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2679 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	2680 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	2681 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2682 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2683 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2684 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	2685 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2686 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2687 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2688 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	2689 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2690 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2691 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2692 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	2693 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2694 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2695 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2696 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2697 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2698 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2699
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2700 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2701 * 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	2702 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2703 * 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	2704 * always be fully specified.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2705 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2706 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2707 * @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	2708 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2709 * @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	2710 * @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	2711 * @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	2712 * @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	2713 * ignored if srcDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2714 * @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	2715 * @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	2716 * @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	2717 * @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	2718 * @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	2719 * @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	2720 * @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	2721 * @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	2722 * 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	2723 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2724 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2725 * @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	2726 * 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	2727 * @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	2728 * @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	2729 * @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	2730 * @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	2731 * @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	2732 * @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	2733 * @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	2734 * 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	2735 * @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	2736 * @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	2737 * @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	2738 * @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	2739 * @param destRedMask the destination red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2740 * @param destGreenMask the destination green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2741 * @param destBlueMask the destination blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2742 * @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	2743 * @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	2744 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2745 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2746 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	2747 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	2748 byte[] srcReds, byte[] srcGreens, byte[] srcBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2749 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	2750 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	2751 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	2752 int destRedMask, int destGreenMask, int destBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2753 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2754
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2755 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2756
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2757 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	2758
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2759 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2760 int destAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2761
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2762 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2763 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2764 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	2765 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2766 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	2767
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2768 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2769 int stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2770 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2771 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2772 stype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2773 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2774 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2775 srcStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2776 stype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2777 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2778 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2779 srcStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2780 stype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2781 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2782 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2783 srcStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2784 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	2785 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2786 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2787 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2788 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2789 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2790 int spr = srcY * srcStride + srcX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2791
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2792 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2793 int dbpp, dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2794 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2795 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2796 dbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2797 dtype = TYPE_GENERIC_8;
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 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2800 dbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2801 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	2802 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2803 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2804 dbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2805 dtype = TYPE_GENERIC_24;
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 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2808 dbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2809 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	2810 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2811 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2812 //throw new IllegalArgumentException("Invalid destination type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2813 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2814 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2815 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	2816 int dprxi = (flipX) ? -dbpp : dbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2817 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2818
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2819 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2820 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2821 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2822 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2823 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2824 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2825 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2826 apr = alphaY * alphaStride + alphaX;
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 ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2829 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2830 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2831 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2832 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2833 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2834 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2835 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2836 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2837 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2838 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2839 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2840 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2841 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2842 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2843 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2844 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2845 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2846 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2847 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2848
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2849 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2850 int destRedShift = getChannelShift(destRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2851 int destRedWidth = getChannelWidth(destRedMask, destRedShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2852 byte[] destReds = ANY_TO_EIGHT[destRedWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2853 int destRedPreShift = 8 - destRedWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2854 int destGreenShift = getChannelShift(destGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2855 int destGreenWidth = getChannelWidth(destGreenMask, destGreenShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2856 byte[] destGreens = ANY_TO_EIGHT[destGreenWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2857 int destGreenPreShift = 8 - destGreenWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2858 int destBlueShift = getChannelShift(destBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2859 int destBlueWidth = getChannelWidth(destBlueMask, destBlueShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2860 byte[] destBlues = ANY_TO_EIGHT[destBlueWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2861 int destBluePreShift = 8 - destBlueWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2862 int destAlphaShift = getChannelShift(destAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2863 int destAlphaWidth = getChannelWidth(destAlphaMask, destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2864 byte[] destAlphas = ANY_TO_EIGHT[destAlphaWidth];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2865 int destAlphaPreShift = 8 - destAlphaWidth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2866
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2867 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2868 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2869 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2870 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	2871 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	2872 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	2873 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2874 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2875 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2876 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2877 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	2878 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2879 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2880 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2881 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2882 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2883 index = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2884 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2885 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2886 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2887 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	2888 else index = (srcData[sp >> 1] >>> 4) & 0x0f;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2889 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2890 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2891 case TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2892 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	2893 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2894 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2895 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2896 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	2897 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2898 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2899 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2900 index = (srcData[sp >> 3] >>> (sp & 7)) & 0x01;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2901 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2902 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2903 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2904 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2905
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2906 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2907 r = srcReds[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2908 g = srcGreens[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2909 b = srcBlues[index] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2910 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2911 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2912 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2913 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2914 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2915 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2916 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2917 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2918 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2919 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2920 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	2921 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2922 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2923 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	2924 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2925 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2926 if (index is (alphaData[i] & 0xff)) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2927 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2928 if (i < alphaData.length) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2929 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2930 case ALPHA_MASK_RGB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2931 int i = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2932 while (i < alphaData.length) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2933 if ((r is (alphaData[i] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2934 (g is (alphaData[i + 1] & 0xff)) &&
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2935 (b is (alphaData[i + 2] & 0xff))) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2936 i += 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2937 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2938 if (i < alphaData.length) continue;
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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2941 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2942 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2943 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2944 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2945 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2946 int data = destData[dp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2947 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2948 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2949 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2950 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2951 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2952 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2953 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	2954 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2955 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2956 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2957 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2958 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2959 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2960 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	2961 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2962 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2963 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2964 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2965 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2966 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2967 int data = (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2968 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2969 (destData[dp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2970 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2971 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2972 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2973 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2974 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2975 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2976 int data = (( (( ((destData[dp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2977 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2978 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2979 (destData[dp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2980 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2981 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2982 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2983 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2984 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2985 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2986 int data = (( (( ((destData[dp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2987 (destData[dp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2988 (destData[dp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2989 (destData[dp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2990 rq = destReds[(data & destRedMask) >>> destRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2991 gq = destGreens[(data & destGreenMask) >>> destGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2992 bq = destBlues[(data & destBlueMask) >>> destBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2993 aq = destAlphas[(data & destAlphaMask) >>> destAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2994 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2995 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2996 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2997 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2998 a = aq + ((a - aq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	2999 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3000 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3001 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3002 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3003
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3004 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3005 int data =
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3006 (r >>> destRedPreShift << destRedShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3007 (g >>> destGreenPreShift << destGreenShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3008 (b >>> destBluePreShift << destBlueShift) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3009 (a >>> destAlphaPreShift << destAlphaShift);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3010 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3011 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3012 destData[dp] = cast(byte) data;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3013 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3014 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3015 destData[dp] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3016 destData[dp + 1] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3017 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3018 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3019 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3020 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3021 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3022 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3023 destData[dp] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3024 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3025 destData[dp + 2] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3026 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3027 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3028 destData[dp] = cast(byte) (data >>> 24);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3029 destData[dp + 1] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3030 destData[dp + 2] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3031 destData[dp + 3] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3032 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3033 case TYPE_GENERIC_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3034 destData[dp] = cast(byte) (data & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3035 destData[dp + 1] = cast(byte) (data >>> 8);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3036 destData[dp + 2] = cast(byte) (data >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3037 destData[dp + 3] = cast(byte) (data >>> 24);
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 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3040 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3041 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3042 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3043 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3044
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3045 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3046 * 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	3047 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3048 * 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	3049 * always be fully specified.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3050 * </p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3051 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3052 * @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	3053 * (see BLIT_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3054 * @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	3055 * @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	3056 * @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	3057 * @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	3058 * 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	3059 * @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	3060 * @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	3061 * @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	3062 * @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	3063 * @param srcRedMask the source red channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3064 * @param srcGreenMask the source green channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3065 * @param srcBlueMask the source blue channel mask
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3066 * @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	3067 * 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	3068 * not specified in the blitter operations
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3069 * (see ALPHA_MODE_xxx constants)
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3070 * @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	3071 * 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	3072 * @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	3073 * @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	3074 * @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	3075 * @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	3076 * @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	3077 * @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	3078 * @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	3079 * ignored if destDepth is not 1
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3080 * @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	3081 * @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	3082 * @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	3083 * @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	3084 * @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	3085 * @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	3086 * @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	3087 * @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	3088 * @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	3089 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3090 static void blit(int op,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3091 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	3092 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	3093 int srcRedMask, int srcGreenMask, int srcBlueMask,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3094 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	3095 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	3096 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	3097 byte[] destReds, byte[] destGreens, byte[] destBlues,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3098 bool flipX, bool flipY) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3099
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3100 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3101
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3102 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	3103
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3104 // these should be supplied as params later
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3105 int srcAlphaMask = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3106
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3107 /* Prepare scaling data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3108 int dwm1 = destWidth - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3109 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	3110 int dhm1 = destHeight - 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3111 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	3112
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3113 /* Prepare source-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3114 int sbpp, stype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3115 switch (srcDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3116 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3117 sbpp = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3118 stype = TYPE_GENERIC_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3119 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3120 case 16:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3121 sbpp = 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3122 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	3123 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3124 case 24:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3125 sbpp = 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3126 stype = TYPE_GENERIC_24;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3127 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3128 case 32:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3129 sbpp = 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3130 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	3131 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3132 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3133 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3134 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3135 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3136 int spr = srcY * srcStride + srcX * sbpp;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3137
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3138 /* Prepare destination-related data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3139 int dtype;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3140 switch (destDepth) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3141 case 8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3142 dtype = TYPE_INDEX_8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3143 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3144 case 4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3145 destStride <<= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3146 dtype = TYPE_INDEX_4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3147 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3148 case 2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3149 destStride <<= 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3150 dtype = TYPE_INDEX_2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3151 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3152 case 1:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3153 destStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3154 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	3155 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3156 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3157 //throw new IllegalArgumentException("Invalid source type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3158 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3159 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3160 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	3161 int dprxi = (flipX) ? -1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3162 int dpryi = (flipY) ? -destStride : destStride;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3163
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3164 /* Prepare special processing data */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3165 int apr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3166 if ((op & BLIT_ALPHA) !is 0) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3167 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3168 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3169 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3170 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3171 apr = alphaY * alphaStride + alphaX;
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 ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3174 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3175 alphaStride <<= 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3176 apr = alphaY * alphaStride + alphaX;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3177 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3178 case ALPHA_MASK_INDEX:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3179 //throw new IllegalArgumentException("Invalid alpha type");
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3180 return;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3181 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3182 if (alphaData is null) alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3183 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3184 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3185 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3186 alphaMode = (alphaMode << 16) / 255; // prescale
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3187 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3188 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3189 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3190 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3191 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3192 alphaMode = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3193 apr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3194 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3195 bool ditherEnabled = (op & BLIT_DITHER) !is 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3196
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3197 /* Comprehensive blit (apply transformations) */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3198 int srcRedShift = getChannelShift(srcRedMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3199 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	3200 int srcGreenShift = getChannelShift(srcGreenMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3201 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	3202 int srcBlueShift = getChannelShift(srcBlueMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3203 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	3204 int srcAlphaShift = getChannelShift(srcAlphaMask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3205 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	3206
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3207 int dp = dpr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3208 int sp = spr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3209 int ap = apr, alpha = alphaMode;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3210 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	3211 int indexq = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3212 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	3213 int[] rerr, gerr, berr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3214 int destPaletteSize = 1 << destDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3215 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	3216 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3217 rerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3218 gerr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3219 berr = new int[destWidth + 2];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3220 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3221 rerr = null; gerr = null; berr = null;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3222 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3223 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	3224 sp = spr += (sfy >>> 16) * srcStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3225 ap = apr += (sfy >>> 16) * alphaStride,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3226 sfy = (sfy & 0xffff) + sfyi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3227 dp = dpr += dpryi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3228 int lrerr = 0, lgerr = 0, lberr = 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3229 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	3230 dp += dprxi,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3231 sfx = (sfx & 0xffff) + sfxi) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3232 /* READ NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3233 switch (stype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3234 case TYPE_GENERIC_8: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3235 int data = srcData[sp] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3236 sp += (sfx >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3237 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3238 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3239 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3240 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3241 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3242 case TYPE_GENERIC_16_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3243 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	3244 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3245 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3246 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3247 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3248 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3249 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3250 case TYPE_GENERIC_16_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3251 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	3252 sp += (sfx >>> 16) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3253 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3254 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3255 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3256 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3257 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3258 case TYPE_GENERIC_24: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3259 int data = (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3260 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3261 (srcData[sp + 2] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3262 sp += (sfx >>> 16) * 3;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3263 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3264 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3265 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3266 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3267 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3268 case TYPE_GENERIC_32_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3269 int data = (( (( ((srcData[sp] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3270 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3271 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3272 (srcData[sp + 3] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3273 sp += (sfx >>> 16) * 4;
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_32_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3280 int data = (( (( ((srcData[sp + 3] & 0xff) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3281 (srcData[sp + 2] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3282 (srcData[sp + 1] & 0xff)) << 8) \|
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3283 (srcData[sp] & 0xff);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3284 sp += (sfx >>> 16) * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3285 r = srcReds[(data & srcRedMask) >>> srcRedShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3286 g = srcGreens[(data & srcGreenMask) >>> srcGreenShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3287 b = srcBlues[(data & srcBlueMask) >>> srcBlueShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3288 a = srcAlphas[(data & srcAlphaMask) >>> srcAlphaShift] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3289 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3290 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3291 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3292
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3293 /* DO SPECIAL PROCESSING IF REQUIRED */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3294 switch (alphaMode) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3295 case ALPHA_CHANNEL_SEPARATE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3296 alpha = ((alphaData[ap] & 0xff) << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3297 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3298 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3299 case ALPHA_CHANNEL_SOURCE:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3300 alpha = (a << 16) / 255;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3301 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3302 case ALPHA_MASK_UNPACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3303 alpha = (alphaData[ap] !is 0) ? 0x10000 : 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3304 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3305 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3306 case ALPHA_MASK_PACKED:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3307 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	3308 ap += (sfx >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3309 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3310 case ALPHA_MASK_RGB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3311 alpha = 0x10000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3312 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	3313 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	3314 alpha = 0x0000;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3315 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3316 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3317 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3318 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3319 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3320 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3321 if (alpha !is 0x10000) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3322 if (alpha is 0x0000) continue;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3323 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3324 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3325 indexq = destData[dp] & 0xff;
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 TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3328 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	3329 else indexq = (destData[dp >> 1] >>> 4) & 0x0f;
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 TYPE_INDEX_2:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3332 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	3333 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3334 case TYPE_INDEX_1_MSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3335 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	3336 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3337 case TYPE_INDEX_1_LSB:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3338 indexq = (destData[dp >> 3] >>> (dp & 7)) & 0x01;
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 // Perform alpha blending
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3343 int rq = destReds[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3344 int gq = destGreens[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3345 int bq = destBlues[indexq] & 0xff;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3346 r = rq + ((r - rq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3347 g = gq + ((g - gq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3348 b = bq + ((b - bq) * alpha >> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3349 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3350
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3351 /* MAP COLOR TO THE PALETTE */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3352 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3353 // Floyd-Steinberg error diffusion
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3354 r += rerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3355 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	3356 g += gerr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3357 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	3358 b += berr[dx] >> 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3359 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	3360 rerr[dx] = lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3361 gerr[dx] = lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3362 berr[dx] = lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3363 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3364 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	3365 // 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	3366 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	3367 dr = (destReds[j] & 0xff) - r;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3368 dg = (destGreens[j] & 0xff) - g;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3369 db = (destBlues[j] & 0xff) - b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3370 distance = dr * dr + dg * dg + db * db;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3371 if (distance < minDistance) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3372 lastindex = j;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3373 if (distance is 0) break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3374 minDistance = distance;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3375 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3376 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3377 lastr = r; lastg = g; lastb = b;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3378 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3379 if (ditherEnabled) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3380 // Floyd-Steinberg error diffusion, cont'd...
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3381 int dxm1 = dx - 1, dxp1 = dx + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3382 int acc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3383 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	3384 rerr[dx] += acc += lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3385 rerr[dxm1] += acc + lrerr + lrerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3386 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	3387 gerr[dx] += acc += lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3388 gerr[dxm1] += acc + lgerr + lgerr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3389 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	3390 berr[dx] += acc += lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3391 berr[dxm1] += acc + lberr + lberr;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3392 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3393
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3394 /* WRITE NEXT PIXEL */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3395 switch (dtype) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3396 case TYPE_INDEX_8:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3397 destData[dp] = cast(byte) lastindex;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3398 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3399 case TYPE_INDEX_4:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3400 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	3401 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	3402 break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3403 case TYPE_INDEX_2: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3404 int shift = 6 - (dp & 3) * 2;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3405 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	3406 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3407 case TYPE_INDEX_1_MSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3408 int shift = 7 - (dp & 7);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3409 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	3410 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3411 case TYPE_INDEX_1_LSB: {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3412 int shift = dp & 7;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3413 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	3414 } break;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3415 default:
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3416 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3417 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3418 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3419 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3420
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3421 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3422 * 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	3423 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3424 static int getChannelShift(int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3425 if (mask is 0) return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3426 int i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3427 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	3428 mask >>>= 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3429 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3430 return i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3431 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3432
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3433 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3434 * 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	3435 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3436 static int getChannelWidth(int mask, int shift) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3437 if (mask is 0) return 0;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3438 int i;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3439 mask >>>= shift;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3440 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	3441 mask >>>= 1;
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 return i - shift;
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
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3446 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3447 * 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	3448 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3449 static byte getChannelField(int data, int mask) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3450 static_this();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3451 int shift = getChannelShift(mask);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3452 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	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 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3456 * 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	3457 * 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	3458 * 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	3459 *
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3460 * @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	3461 * @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	3462 * @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	3463 * sweeps from left to right
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3464 * @param fromRGB the color to start with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3465 * @param toRGB the color to end with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3466 * @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	3467 * @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	3468 * @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	3469 * @return the new ImageData
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3470 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3471 static ImageData createGradientBand(
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3472 int width, int height, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3473 RGB fromRGB, RGB toRGB,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3474 int redBits, int greenBits, int blueBits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3475 /* Gradients are drawn as tiled bands */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3476 int bandWidth, bandHeight, bitmapDepth;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3477 byte[] bitmapData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3478 PaletteData paletteData;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3479 /* 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	3480 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	3481 paletteData = new PaletteData(0x0000ff00, 0x00ff0000, 0xff000000);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3482 bitmapDepth = 32;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3483 if (redBits >= 8 && greenBits >= 8 && blueBits >= 8) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3484 /* Precise color */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3485 int steps;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3486 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3487 bandWidth = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3488 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3489 steps = bandHeight > 1 ? bandHeight - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3490 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3491 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3492 bandHeight = 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3493 steps = bandWidth > 1 ? bandWidth - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3494 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3495 int bytesPerLine = bandWidth * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3496 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3497 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	3498 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	3499 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	3500 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3501 /* Dithered color */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3502 int steps;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3503 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3504 bandWidth = (width < 8) ? width : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3505 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3506 steps = bandHeight > 1 ? bandHeight - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3507 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3508 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3509 bandHeight = (height < 8) ? height : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3510 steps = bandWidth > 1 ? bandWidth - 1 : 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3511 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3512 int bytesPerLine = bandWidth * 4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3513 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3514 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	3515 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	3516 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	3517 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3518 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3519 /* Dithered two tone */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3520 paletteData = new PaletteData([ fromRGB, toRGB ]);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3521 bitmapDepth = 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3522 int blendi;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3523 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3524 bandWidth = (width < 8) ? width : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3525 bandHeight = height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3526 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	3527 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3528 bandWidth = width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3529 bandHeight = (height < 8) ? height : 8;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3530 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	3531 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3532 int bytesPerLine = (bandWidth + 3) & -4;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3533 bitmapData = new byte[bandHeight * bytesPerLine];
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3534 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3535 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	3536 ++dy, blend += blendi, dp += bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3537 for (int dx = 0; dx < bandWidth; ++dx) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3538 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	3539 0x1000000 ? cast(byte)0 : cast(byte)1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3540 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3541 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3542 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3543 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	3544 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	3545 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	3546 0x1000000 ? cast(byte)0 : cast(byte)1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3547 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3548 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3549 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3550 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3551 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	3552 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3553
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3554 /*
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3555 * 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	3556 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3557 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	3558 int bandWidth, int bandHeight, bool vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3559 byte[] bitmapData, int dp, int bytesPerLine) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3560 int val = from << 16;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3561 int inc = ((to << 16) - val) / steps + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3562 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3563 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	3564 bitmapData[dp] = cast(byte)(val >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3565 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3566 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3567 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3568 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	3569 bitmapData[dp] = cast(byte)(val >>> 16);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3570 val += inc;
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 }
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 dithered 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 buildDitheredGradientChannel(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, int bits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3581 int mask = 0xff00 >>> bits;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3582 int val = from << 16;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3583 int inc = ((to << 16) - val) / steps + 1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3584 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3585 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	3586 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	3587 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	3588 int temp = val + thresh;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3589 if (temp > 0xffffff) bitmapData[dptr] = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3590 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	3591 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3592 val += inc;
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 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3595 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	3596 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	3597 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	3598 int temp = val + thresh;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3599 if (temp > 0xffffff) bitmapData[dptr] = -1;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3600 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	3601 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3602 val += inc;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3603 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3604 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3605 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3606
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3607 /**
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3608 * Renders a gradient onto a GC.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3609 * <p>
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3610 * This is a GC helper.
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3611 * </p>
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 * @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	3614 * @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	3615 * @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	3616 * @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	3617 * @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	3618 * @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	3619 * @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	3620 * sweeps from left to right
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3621 * @param fromRGB the color to start with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3622 * @param toRGB the color to end with
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3623 * @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	3624 * @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	3625 * @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	3626 */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3627 static void fillGradientRectangle(GC gc, Device device,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3628 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	3629 RGB fromRGB, RGB toRGB,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3630 int redBits, int greenBits, int blueBits) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3631 /* Create the bitmap and tile it */
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3632 ImageData band = createGradientBand(width, height, vertical,
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3633 fromRGB, toRGB, redBits, greenBits, blueBits);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3634 Image image = new Image(device, band);
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3635 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	3636 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	3637 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3638 if (vertical) {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3639 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	3640 int blitWidth = width - dx;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3641 if (blitWidth > band.width) blitWidth = band.width;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3642 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	3643 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3644 } else {
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3645 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	3646 int blitHeight = height - dy;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3647 if (blitHeight > band.height) blitHeight = band.height;
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3648 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	3649 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3650 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3651 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3652 image.dispose();
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3653 }
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3654
5f2e72114476 Image in work, this revision does not compile Frank Benoit <benoit@tionex.de> parents: diff changeset	3655 }

Mercurial > projects > dwt-win

annotate dwt/graphics/ImageData.d @ 212:ab60f3309436