public static GLCapabilities fixCaps(
GLCapabilities caps, boolean onscreen, boolean pbuffer, boolean undecorated) {
GLCapabilities caps2 = (GLCapabilities) caps.clone();
caps2.setOnscreen(onscreen);
caps2.setPBuffer(!onscreen && pbuffer);
caps2.setDoubleBuffered(!onscreen);
return caps2;
}
private void testMultiSampleAAImpl(
final boolean useFBO, final boolean usePBuffer, final int reqSamples)
throws InterruptedException {
final GLReadBufferUtil screenshot = new GLReadBufferUtil(true, false);
final GLProfile glp = GLProfile.getGL2ES2();
final GLCapabilities caps = new GLCapabilities(glp);
final GLCapabilitiesChooser chooser = new MultisampleChooser01();
caps.setAlphaBits(1);
caps.setFBO(useFBO);
caps.setPBuffer(usePBuffer);
if (reqSamples > 0) {
caps.setSampleBuffers(true);
caps.setNumSamples(reqSamples);
}
final GLWindow window = GLWindow.create(caps);
window.setCapabilitiesChooser(chooser);
window.addGLEventListener(new MultisampleDemoES2(reqSamples > 0 ? true : false));
window.addGLEventListener(
new GLEventListener() {
int displayCount = 0;
public void init(final GLAutoDrawable drawable) {}
public void dispose(final GLAutoDrawable drawable) {}
public void display(final GLAutoDrawable drawable) {
snapshot(displayCount++, null, drawable.getGL(), screenshot, TextureIO.PNG, null);
}
public void reshape(
final GLAutoDrawable drawable,
final int x,
final int y,
final int width,
final int height) {}
});
window.setSize(512, 512);
window.setVisible(true);
window.requestFocus();
Thread.sleep(durationPerTest);
window.destroy();
}
/**
* Creates and initializes an appropriate OpenGl Context (NS). Should only be called by {@link
* makeCurrentImpl()}.
*/
protected boolean create(boolean pbuffer, boolean floatingPoint) {
MacOSXCGLContext other = (MacOSXCGLContext) GLContextShareSet.getShareContext(this);
long share = 0;
if (other != null) {
if (!other.isNSContext()) {
throw new GLException("GLContextShareSet is not a NS Context");
}
share = other.getHandle();
if (share == 0) {
throw new GLException("GLContextShareSet returned a NULL OpenGL context");
}
}
MacOSXCGLGraphicsConfiguration config =
(MacOSXCGLGraphicsConfiguration)
drawable.getNativeSurface().getGraphicsConfiguration().getNativeGraphicsConfiguration();
GLCapabilitiesImmutable capabilitiesRequested =
(GLCapabilitiesImmutable) config.getRequestedCapabilities();
GLProfile glProfile = capabilitiesRequested.getGLProfile();
if (glProfile.isGL3()) {
throw new GLException(
"GL3 profile currently not supported on MacOSX, due to the lack of a OpenGL 3.1 implementation");
}
// HACK .. bring in OnScreen/PBuffer selection to the DrawableFactory !!
GLCapabilities capabilities = (GLCapabilities) capabilitiesRequested.cloneMutable();
capabilities.setPBuffer(pbuffer);
capabilities.setPbufferFloatingPointBuffers(floatingPoint);
long pixelFormat = MacOSXCGLGraphicsConfiguration.GLCapabilities2NSPixelFormat(capabilities);
if (pixelFormat == 0) {
throw new GLException("Unable to allocate pixel format with requested GLCapabilities");
}
config.setChosenPixelFormat(pixelFormat);
try {
int[] viewNotReady = new int[1];
// Try to allocate a context with this
contextHandle = CGL.createContext(share, drawable.getHandle(), pixelFormat, viewNotReady, 0);
if (contextHandle == 0) {
if (viewNotReady[0] == 1) {
if (DEBUG) {
System.err.println("!!! View not ready for " + getClass().getName());
}
// View not ready at the window system level -- this is OK
return false;
}
throw new GLException("Error creating NSOpenGLContext with requested pixel format");
}
if (!pbuffer && !capabilities.isBackgroundOpaque()) {
// Set the context opacity
CGL.setContextOpacity(contextHandle, 0);
}
GLCapabilitiesImmutable caps =
MacOSXCGLGraphicsConfiguration.NSPixelFormat2GLCapabilities(glProfile, pixelFormat);
config.setChosenCapabilities(caps);
} finally {
CGL.deletePixelFormat(pixelFormat);
}
if (!CGL.makeCurrentContext(contextHandle)) {
throw new GLException("Error making Context (NS) current");
}
isNSContext = true;
setGLFunctionAvailability(true, 0, 0, CTX_PROFILE_COMPAT | CTX_OPTION_ANY);
GLContextShareSet.contextCreated(this);
return true;
}