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Diffstat (limited to 'examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet209.java')
-rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet209.java | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet209.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet209.java deleted file mode 100644 index 8992502c91..0000000000 --- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet209.java +++ /dev/null @@ -1,137 +0,0 @@ -/******************************************************************************* - * 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 - *******************************************************************************/ -package org.eclipse.swt.snippets; - -/* - * SWT OpenGL snippet: use JOGL to draw to an SWT GLCanvas - * - * For a list of all SWT example snippets see - * http://www.eclipse.org/swt/snippets/ - * - * @since 3.2 - */ -import org.eclipse.swt.*; -import org.eclipse.swt.layout.*; -import org.eclipse.swt.widgets.*; -import org.eclipse.swt.graphics.*; -import org.eclipse.swt.opengl.GLCanvas; -import org.eclipse.swt.opengl.GLData; - -import javax.media.opengl.GL; -import javax.media.opengl.GLContext; -import javax.media.opengl.GLDrawableFactory; -import javax.media.opengl.glu.GLU; - -public class Snippet209 { - static void drawTorus(GL gl, float r, float R, int nsides, int rings) { - float ringDelta = 2.0f * (float) Math.PI / rings; - float sideDelta = 2.0f * (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 = (float) Math.cos(theta1); - float sinTheta1 = (float) Math.sin(theta1); - gl.glBegin(GL.GL_QUAD_STRIP); - float phi = 0.0f; - for (int j = nsides; j >= 0; j--) { - phi += sideDelta; - float cosPhi = (float) Math.cos(phi); - float sinPhi = (float) Math.sin(phi); - float dist = R + r * cosPhi; - gl.glNormal3f(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi); - gl.glVertex3f(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi); - gl.glNormal3f(cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi); - gl.glVertex3f(cosTheta * dist, -sinTheta * dist, r * sinPhi); - } - gl.glEnd(); - theta = theta1; - cosTheta = cosTheta1; - sinTheta = sinTheta1; - } - } - - public static void main(String [] args) { - final Display display = new Display(); - Shell shell = new Shell(display); - shell.setLayout(new FillLayout()); - Composite comp = new Composite(shell, SWT.NONE); - comp.setLayout(new FillLayout()); - GLData data = new GLData (); - data.doubleBuffer = true; - final GLCanvas canvas = new GLCanvas(comp, SWT.NONE, data); - - canvas.setCurrent(); - final GLContext context = GLDrawableFactory.getFactory().createExternalGLContext(); - - canvas.addListener(SWT.Resize, new Listener() { - public void handleEvent(Event event) { - Rectangle bounds = canvas.getBounds(); - float fAspect = (float) bounds.width / (float) bounds.height; - canvas.setCurrent(); - context.makeCurrent(); - GL gl = context.getGL (); - gl.glViewport(0, 0, bounds.width, bounds.height); - gl.glMatrixMode(GL.GL_PROJECTION); - gl.glLoadIdentity(); - GLU glu = new GLU(); - glu.gluPerspective(45.0f, fAspect, 0.5f, 400.0f); - gl.glMatrixMode(GL.GL_MODELVIEW); - gl.glLoadIdentity(); - context.release(); - } - }); - - context.makeCurrent(); - GL gl = context.getGL (); - gl.glClearColor(1.0f, 1.0f, 1.0f, 1.0f); - gl.glColor3f(1.0f, 0.0f, 0.0f); - gl.glHint(GL.GL_PERSPECTIVE_CORRECTION_HINT, GL.GL_NICEST); - gl.glClearDepth(1.0); - gl.glLineWidth(2); - gl.glEnable(GL.GL_DEPTH_TEST); - context.release(); - - shell.setText("SWT/JOGL Example"); - shell.setSize(640, 480); - shell.open(); - - display.asyncExec(new Runnable() { - int rot = 0; - public void run() { - if (!canvas.isDisposed()) { - canvas.setCurrent(); - context.makeCurrent(); - GL gl = context.getGL (); - gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); - gl.glClearColor(.3f, .5f, .8f, 1.0f); - gl.glLoadIdentity(); - gl.glTranslatef(0.0f, 0.0f, -10.0f); - float frot = rot; - gl.glRotatef(0.15f * rot, 2.0f * frot, 10.0f * frot, 1.0f); - gl.glRotatef(0.3f * rot, 3.0f * frot, 1.0f * frot, 1.0f); - rot++; - gl.glPolygonMode(GL.GL_FRONT_AND_BACK, GL.GL_LINE); - gl.glColor3f(0.9f, 0.9f, 0.9f); - drawTorus(gl, 1, 1.9f + ((float) Math.sin((0.004f * frot))), 15, 15); - canvas.swapBuffers(); - context.release(); - display.asyncExec(this); - } - } - }); - - while (!shell.isDisposed()) { - if (!display.readAndDispatch()) - display.sleep(); - } - display.dispose(); - } -} |