# HG changeset patch # User John Reimer # Date 1202875165 28800 # Node ID 93a87deef01c268936e104347621c729b3d66108 # Parent 874328b7af5588c29116851cef7c6724f9021fe4 added opengl example diff -r 874328b7af55 -r 93a87deef01c dsss.conf --- a/dsss.conf Tue Feb 12 18:40:30 2008 +0100 +++ b/dsss.conf Tue Feb 12 19:59:25 2008 -0800 @@ -18,6 +18,8 @@ [user/nascent_test2.d] [user/torhu_synctest.d] +[snippets/opengl_test1.d] + [dwtexamples/addressbook/AddressBook.d] buildflags+=-g -gc -debug version(Windows){ diff -r 874328b7af55 -r 93a87deef01c snippets/Readme.txt --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/snippets/Readme.txt Tue Feb 12 19:59:25 2008 -0800 @@ -0,0 +1,17 @@ +opengl_test.d -- based on snippet195.java + +Build dependencies: + +* DerelictGL and DerelictGLU -- Install both of these with dsss OR have the derelict source in your include path using the "-I" command line flag. You may also have to add DerelictUtil to your include path. + +* Import libraries provided via dwt-win projects wiki (www.dsource.org/project/dwt-win): +These will include glu32.lib and opengl32.lib (win32 version). Place these in your library path, ie usually in \dmd\lib + +* Make sure that dwt library is either built and installed with dsss or that you have dwt source in your include path using the "-I" command line flag. + +------------------------------------ + +If you have installed all required libraries with dsss, then you should be able to just do a "dsss build snippets\opengl_test1.d" + + + diff -r 874328b7af55 -r 93a87deef01c snippets/opengl_test1.d --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/snippets/opengl_test1.d Tue Feb 12 19:59:25 2008 -0800 @@ -0,0 +1,141 @@ +/******************************************************************************* + * Copyright (c) 2000, 2005 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + * Port to the D Programming Language: + * John Reimer + *******************************************************************************/ + +module opengl_test; + +/* + * SWT OpenGL snippet: based on snippet195.java + * + * For a list of all SWT example snippets see + * http://www.eclipse.org/swt/snippets/ + * + * @since 3.2 + */ + +import dwt.DWT; +import dwt.dwthelper.Runnable; + +import dwt.layout.FillLayout; +import dwt.widgets.Shell; +import dwt.widgets.Display; +import dwt.widgets.Event; +import dwt.widgets.Composite; +import dwt.widgets.Listener; +import dwt.graphics.Rectangle; +import dwt.opengl.GLCanvas; +import dwt.opengl.GLData; + +import derelict.opengl.gl; +import derelict.opengl.glu; + +import Math = tango.math.Math; + +void drawTorus(float r, float R, int nsides, int rings) +{ + float ringDelta = 2.0f * cast(float) Math.PI / rings; + float sideDelta = 2.0f * cast(float) Math.PI / nsides; + float theta = 0.0f, cosTheta = 1.0f, sinTheta = 0.0f; + for (int i = rings - 1; i >= 0; i--) { + float theta1 = theta + ringDelta; + float cosTheta1 = cast(float) Math.cos(theta1); + float sinTheta1 = cast(float) Math.sin(theta1); + glBegin(GL_QUAD_STRIP); + float phi = 0.0f; + for (int j = nsides; j >= 0; j--) { + phi += sideDelta; + float cosPhi = cast(float) Math.cos(phi); + float sinPhi = cast(float) Math.sin(phi); + float dist = R + r * cosPhi; + glNormal3f(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi); + glVertex3f(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi); + glNormal3f(cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi); + glVertex3f(cosTheta * dist, -sinTheta * dist, r * sinPhi); + } + glEnd(); + theta = theta1; + cosTheta = cosTheta1; + sinTheta = sinTheta1; + } +} + +void main() +{ + DerelictGL.load(); + DerelictGLU.load(); + + Display display = new Display(); + Shell shell = new Shell(display); + shell.setLayout(new FillLayout()); + Composite comp = new Composite(shell, DWT.NONE); + comp.setLayout(new FillLayout()); + GLData data = new GLData (); + data.doubleBuffer = true; + GLCanvas canvas = new GLCanvas(comp, DWT.NONE, data); + + canvas.setCurrent(); + + canvas.addListener(DWT.Resize, new class() Listener { + public void handleEvent(Event event) { + Rectangle bounds = canvas.getBounds(); + float fAspect = cast(float) bounds.width / cast(float) bounds.height; + + glViewport(0, 0, bounds.width, bounds.height); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + gluPerspective(45.0f, fAspect, 0.5f, 400.0f); + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + } + }); + + glClearColor(1.0f, 1.0f, 1.0f, 1.0f); + glColor3f(1.0f, 0.0f, 0.0f); + glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); + glClearDepth(1.0); + glLineWidth(2); + glEnable(GL_DEPTH_TEST); + + shell.setText("DWT/DerelictGL Example"); + shell.setSize(640, 480); + shell.open(); + + display.asyncExec(new class() Runnable { + int rot = 0; + public void run() { + if (!canvas.isDisposed()) { + canvas.setCurrent(); + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + glClearColor(.3f, .5f, .8f, 1.0f); + glLoadIdentity(); + glTranslatef(0.0f, 0.0f, -10.0f); + float frot = rot; + glRotatef(0.15f * rot, 2.0f * frot, 10.0f * frot, 1.0f); + glRotatef(0.3f * rot, 3.0f * frot, 1.0f * frot, 1.0f); + rot++; + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + glColor3f(0.9f, 0.9f, 0.9f); + drawTorus(1, 1.9f + (cast(float) Math.sin((0.004f * frot))), 15, 15); + canvas.swapBuffers(); + display.asyncExec(this); + } + } + }); + + while (!shell.isDisposed()) { + if (!display.readAndDispatch()) + display.sleep(); + } + display.dispose(); +} +