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* Copyright 2010 JogAmp Community. All rights reserved.
*
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* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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package com.jogamp.opengl.test.junit.jogl.glsl;
import com.jogamp.opengl.test.junit.util.UITestCase;
import com.jogamp.opengl.util.Animator;
import com.jogamp.opengl.GL;
import com.jogamp.opengl.GL2ES2;
import com.jogamp.opengl.GL2GL3;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLCapabilities;
import com.jogamp.opengl.GLEventListener;
import com.jogamp.opengl.GLException;
import com.jogamp.opengl.GLProfile;
import com.jogamp.opengl.awt.GLCanvas;
import java.awt.Frame;
import org.junit.Assert;
import org.junit.Assume;
import org.junit.BeforeClass;
import org.junit.AfterClass;
import org.junit.Test;
import org.junit.FixMethodOrder;
import org.junit.runners.MethodSorters;
/**
* Duplicates bug 459, where a vertex shader won't compile when 8 bits of stencil are requested.
* This bug is Windows-only; it works on Mac OS X and CentOS.
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class TestShaderCompilationBug459AWT extends UITestCase {
static int width, height;
static long duration = 500; // ms
/** Exception in shader code sets this, since it won't bubble up through AWT. */
GLException glexception;
@BeforeClass
public static void initClass() {
width = 512;
height = 512;
}
@AfterClass
public static void releaseClass() {
}
@Test
public void compileShader() throws InterruptedException {
final GLProfile glp = GLProfile.get(GLProfile.GL2GL3);
final GLCapabilities caps = new GLCapabilities(glp);
// commenting out this line makes it work
caps.setStencilBits(8);
// commenting in this line also makes it work
//caps.setSampleBuffers(true);
final Frame frame = new Frame("Bug 459 shader compilation test");
Assert.assertNotNull(frame);
final GLCanvas glCanvas = new GLCanvas(caps);
Assert.assertNotNull(glCanvas);
frame.add(glCanvas);
glCanvas.addGLEventListener(new GLEventListener() {
/* @Override */
public void init(final GLAutoDrawable drawable) {
final String code = "void main(void){gl_Position = vec4(0,0,0,1);}";
final GL2GL3 gl = drawable.getGL().getGL2GL3();
final int id = gl.glCreateShader(GL2ES2.GL_VERTEX_SHADER);
try {
gl.glShaderSource(id, 1, new String[] { code }, (int[])null, 0);
gl.glCompileShader(id);
final int[] compiled = new int[1];
gl.glGetShaderiv(id, GL2ES2.GL_COMPILE_STATUS, compiled, 0);
if (compiled[0] == GL.GL_FALSE) {
final int[] logLength = new int[1];
gl.glGetShaderiv(id, GL2ES2.GL_INFO_LOG_LENGTH, logLength, 0);
final byte[] log = new byte[logLength[0]];
gl.glGetShaderInfoLog(id, logLength[0], (int[])null, 0, log, 0);
System.err.println("Error compiling the shader: " + new String(log));
gl.glDeleteShader(id);
}
else {
System.out.println("Shader compiled: id=" + id);
}
}
catch( final GLException e ) {
glexception = e;
}
}
/* @Override */
public void dispose(final GLAutoDrawable drawable) {
}
/* @Override */
public void display(final GLAutoDrawable drawable) {
}
/* @Override */
public void reshape(final GLAutoDrawable drawable, final int x, final int y, final int width, final int height) {
}
});
final Animator animator = new Animator(glCanvas);
try {
javax.swing.SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
frame.setSize(512, 512);
frame.setVisible(true);
} } );
} catch(final Exception ex) {
throw new RuntimeException(ex);
}
animator.setUpdateFPSFrames(1, null);
animator.start();
while(animator.isAnimating() && animator.getTotalFPSDuration()<duration) {
Thread.sleep(100);
}
Assert.assertTrue( glexception != null ? glexception.getMessage() : "", glexception == null );
Assert.assertNotNull(frame);
Assert.assertNotNull(glCanvas);
Assert.assertNotNull(animator);
animator.stop();
Assert.assertEquals(false, animator.isAnimating());
try {
javax.swing.SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
frame.setVisible(false);
frame.remove(glCanvas);
frame.dispose();
}});
} catch( final Throwable throwable ) {
throwable.printStackTrace();
Assume.assumeNoException( throwable );
}
}
public static void main(final String args[]) {
org.junit.runner.JUnitCore.main(TestShaderCompilationBug459AWT.class.getName());
}
}