void doTest(final GLCapabilitiesImmutable reqGLCaps, final GLEventListener demo)
throws InterruptedException {
System.out.println("Requested GL Caps: " + reqGLCaps);
final GLDrawableFactory factory = GLDrawableFactory.getFactory(reqGLCaps.getGLProfile());
final GLCapabilitiesImmutable expGLCaps =
GLGraphicsConfigurationUtil.fixGLCapabilities(reqGLCaps, factory, null);
System.out.println("Expected GL Caps: " + expGLCaps);
//
// Create native OpenGL resources .. XGL/WGL/CGL ..
// equivalent to GLAutoDrawable methods: setVisible(true)
//
final GLOffscreenAutoDrawable glad =
factory.createOffscreenAutoDrawable(
null, reqGLCaps, null, widthStep * szStep, heightStep * szStep);
Assert.assertNotNull(glad);
System.out.println(
"Drawable Pre-GL(0): "
+ glad.getClass().getName()
+ ", "
+ glad.getNativeSurface().getClass().getName());
Assert.assertTrue(glad.isRealized());
// Check caps of NativeWindow config w/o GL
final CapabilitiesImmutable chosenCaps = glad.getChosenGLCapabilities();
System.out.println("Drawable Caps Pre_GL : " + chosenCaps);
Assert.assertNotNull(chosenCaps);
Assert.assertTrue(chosenCaps.getGreenBits() > 4);
Assert.assertTrue(chosenCaps.getBlueBits() > 4);
Assert.assertTrue(chosenCaps.getRedBits() > 4);
glad.display(); // force native context creation
// Check caps of GLDrawable after realization
final GLCapabilitiesImmutable chosenGLCaps = glad.getChosenGLCapabilities();
System.out.println("Chosen GL CTX (1): " + glad.getContext().getGLVersion());
System.out.println("Chosen GL Caps(1): " + chosenGLCaps);
System.out.println(
"Chosen GL Caps(2): "
+ glad.getNativeSurface().getGraphicsConfiguration().getChosenCapabilities());
Assert.assertNotNull(chosenGLCaps);
Assert.assertTrue(chosenGLCaps.getGreenBits() > 4);
Assert.assertTrue(chosenGLCaps.getBlueBits() > 4);
Assert.assertTrue(chosenGLCaps.getRedBits() > 4);
Assert.assertTrue(chosenGLCaps.getDepthBits() > 4);
Assert.assertEquals(expGLCaps.isOnscreen(), chosenGLCaps.isOnscreen());
Assert.assertEquals(expGLCaps.isFBO(), chosenGLCaps.isFBO());
Assert.assertEquals(expGLCaps.isPBuffer(), chosenGLCaps.isPBuffer());
Assert.assertEquals(expGLCaps.isBitmap(), chosenGLCaps.isBitmap());
/**
* Single/Double buffer cannot be checked since result may vary .. if(chosenGLCaps.isOnscreen()
* || chosenGLCaps.isFBO()) { // dbl buffer may be disabled w/ offscreen pbuffer and bitmap
* Assert.assertEquals(expGLCaps.getDoubleBuffered(), chosenGLCaps.getDoubleBuffered()); }
*/
glad.addGLEventListener(demo);
final SnapshotGLEventListener snapshotGLEventListener = new SnapshotGLEventListener();
glad.addGLEventListener(snapshotGLEventListener);
glad.display(); // initial resize/display
// 1 - szStep = 2
Assert.assertTrue(
"Size not reached: Expected "
+ (widthStep * szStep)
+ "x"
+ (heightStep * szStep)
+ ", Is "
+ glad.getSurfaceWidth()
+ "x"
+ glad.getSurfaceHeight(),
AWTRobotUtil.waitForSize(glad, widthStep * szStep, heightStep * szStep));
snapshotGLEventListener.setMakeSnapshot();
glad.display();
// 2, 3 (resize + display)
szStep = 1;
glad.setSurfaceSize(widthStep * szStep, heightStep * szStep);
Assert.assertTrue(
"Size not reached: Expected "
+ (widthStep * szStep)
+ "x"
+ (heightStep * szStep)
+ ", Is "
+ glad.getSurfaceWidth()
+ "x"
+ glad.getSurfaceHeight(),
AWTRobotUtil.waitForSize(glad, widthStep * szStep, heightStep * szStep));
snapshotGLEventListener.setMakeSnapshot();
glad.display();
// 4, 5 (resize + display)
szStep = 4;
glad.setSurfaceSize(widthStep * szStep, heightStep * szStep);
Assert.assertTrue(
"Size not reached: Expected "
+ (widthStep * szStep)
+ "x"
+ (heightStep * szStep)
+ ", Is "
+ glad.getSurfaceWidth()
+ "x"
+ glad.getSurfaceHeight(),
AWTRobotUtil.waitForSize(glad, widthStep * szStep, heightStep * szStep));
snapshotGLEventListener.setMakeSnapshot();
glad.display();
Thread.sleep(50);
glad.destroy();
System.out.println("Fin Drawable: " + glad);
}
public static IntBuffer GLCapabilities2AttribList(GLCapabilitiesImmutable caps) {
final IntBuffer attrs = Buffers.newDirectIntBuffer(32);
int idx = 0;
attrs.put(idx++, EGL.EGL_SURFACE_TYPE);
final int surfaceType;
if (caps.isOnscreen()) {
surfaceType = EGL.EGL_WINDOW_BIT;
} else if (caps.isFBO()) {
surfaceType = EGL.EGL_PBUFFER_BIT; // native replacement!
} else if (caps.isPBuffer()) {
surfaceType = EGL.EGL_PBUFFER_BIT;
} else if (caps.isBitmap()) {
surfaceType = EGL.EGL_PIXMAP_BIT;
} else {
throw new GLException("no surface type set in caps: " + caps);
}
attrs.put(idx++, surfaceType);
attrs.put(idx++, EGL.EGL_RED_SIZE);
attrs.put(idx++, caps.getRedBits());
attrs.put(idx++, EGL.EGL_GREEN_SIZE);
attrs.put(idx++, caps.getGreenBits());
attrs.put(idx++, EGL.EGL_BLUE_SIZE);
attrs.put(idx++, caps.getBlueBits());
if (caps.getAlphaBits() > 0) {
attrs.put(idx++, EGL.EGL_ALPHA_SIZE);
attrs.put(idx++, caps.getAlphaBits());
}
if (caps.getStencilBits() > 0) {
attrs.put(idx++, EGL.EGL_STENCIL_SIZE);
attrs.put(idx++, caps.getStencilBits());
}
attrs.put(idx++, EGL.EGL_DEPTH_SIZE);
attrs.put(idx++, caps.getDepthBits());
if (caps.getSampleBuffers()) {
if (caps.getSampleExtension().equals(GLGraphicsConfigurationUtil.NV_coverage_sample)) {
attrs.put(idx++, EGLExt.EGL_COVERAGE_BUFFERS_NV);
attrs.put(idx++, 1);
attrs.put(idx++, EGLExt.EGL_COVERAGE_SAMPLES_NV);
attrs.put(idx++, caps.getNumSamples());
} else {
// try default ..
attrs.put(idx++, EGL.EGL_SAMPLE_BUFFERS);
attrs.put(idx++, 1);
attrs.put(idx++, EGL.EGL_SAMPLES);
attrs.put(idx++, caps.getNumSamples());
}
}
attrs.put(idx++, EGL.EGL_TRANSPARENT_TYPE);
attrs.put(idx++, caps.isBackgroundOpaque() ? EGL.EGL_NONE : EGL.EGL_TRANSPARENT_TYPE);
// 22
if (!caps.isBackgroundOpaque()) {
attrs.put(idx++, EGL.EGL_TRANSPARENT_RED_VALUE);
attrs.put(
idx++,
caps.getTransparentRedValue() >= 0 ? caps.getTransparentRedValue() : EGL.EGL_DONT_CARE);
attrs.put(idx++, EGL.EGL_TRANSPARENT_GREEN_VALUE);
attrs.put(
idx++,
caps.getTransparentGreenValue() >= 0
? caps.getTransparentGreenValue()
: EGL.EGL_DONT_CARE);
attrs.put(idx++, EGL.EGL_TRANSPARENT_BLUE_VALUE);
attrs.put(
idx++,
caps.getTransparentBlueValue() >= 0 ? caps.getTransparentBlueValue() : EGL.EGL_DONT_CARE);
/**
* Not define in EGL attrs.put(idx++, EGL.EGL_TRANSPARENT_ALPHA_VALUE; attrs.put(idx++,
* caps.getTransparentAlphaValue()>=0?caps.getTransparentAlphaValue():EGL.EGL_DONT_CARE;
*/
}
// 28
attrs.put(idx++, EGL.EGL_RENDERABLE_TYPE);
if (caps.getGLProfile().usesNativeGLES1()) {
attrs.put(idx++, EGL.EGL_OPENGL_ES_BIT);
} else if (caps.getGLProfile().usesNativeGLES2()) {
attrs.put(idx++, EGL.EGL_OPENGL_ES2_BIT);
} else if (caps.getGLProfile().usesNativeGLES3()) {
if (GLRendererQuirks.existStickyDeviceQuirk(
GLDrawableFactory.getEGLFactory().getDefaultDevice(),
GLRendererQuirks.GLES3ViaEGLES2Config)) {
attrs.put(idx++, EGL.EGL_OPENGL_ES2_BIT);
} else {
attrs.put(idx++, EGLExt.EGL_OPENGL_ES3_BIT_KHR);
}
} else {
attrs.put(idx++, EGL.EGL_OPENGL_BIT);
}
// 30
attrs.put(idx++, EGL.EGL_NONE);
return attrs;
}
