protected GLCapabilities createCapabilities() {
GLCapabilities caps = new GLCapabilities(GLProfile.get(GLProfile.GL2));
caps.setStencilBits(1);
caps.setDoubleBuffered(true);
caps.setAlphaBits(8);
return caps;
}
@Test
public void compileShader() throws InterruptedException {
GLProfile glp = GLProfile.get(GLProfile.GL2GL3);
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(GLAutoDrawable drawable) {
String code = "void main(void){gl_Position = vec4(0,0,0,1);}";
GL2GL3 gl = drawable.getGL().getGL2GL3();
int id = gl.glCreateShader(GL2GL3.GL_VERTEX_SHADER);
try {
gl.glShaderSource(id, 1, new String[] {code}, (int[]) null, 0);
gl.glCompileShader(id);
int[] compiled = new int[1];
gl.glGetShaderiv(id, GL2GL3.GL_COMPILE_STATUS, compiled, 0);
if (compiled[0] == GL2GL3.GL_FALSE) {
int[] logLength = new int[1];
gl.glGetShaderiv(id, GL2GL3.GL_INFO_LOG_LENGTH, logLength, 0);
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 (GLException e) {
glexception = e;
}
}
/* @Override */
public void dispose(GLAutoDrawable drawable) {}
/* @Override */
public void display(GLAutoDrawable drawable) {}
/* @Override */
public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {}
});
Animator animator = new Animator(glCanvas);
try {
javax.swing.SwingUtilities.invokeAndWait(
new Runnable() {
public void run() {
frame.setSize(512, 512);
frame.setVisible(true);
}
});
} catch (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 (Throwable throwable) {
throwable.printStackTrace();
Assume.assumeNoException(throwable);
}
}