@Override
protected final GLDrawableImpl createOffscreenDrawableImpl(NativeSurface target) {
if (target == null) {
throw new IllegalArgumentException("Null target");
}
AbstractGraphicsConfiguration config = target.getGraphicsConfiguration();
GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
if (!caps.isPBuffer()) {
return new X11PixmapGLXDrawable(this, target);
}
// PBuffer GLDrawable Creation
GLDrawableImpl pbufferDrawable;
AbstractGraphicsDevice device = config.getScreen().getDevice();
/**
* Due to the ATI Bug https://bugzilla.mozilla.org/show_bug.cgi?id=486277, we need to have a
* context current on the same Display to create a PBuffer. The dummy context shall also use the
* same Display, since switching Display in this regard is another ATI bug.
*/
SharedResource sr = (SharedResource) sharedResourceRunner.getOrCreateShared(device);
if (null != sr && sr.isGLXVendorATI() && null == GLContext.getCurrent()) {
sr.getContext().makeCurrent();
try {
pbufferDrawable = new X11PbufferGLXDrawable(this, target);
} finally {
sr.getContext().release();
}
} else {
pbufferDrawable = new X11PbufferGLXDrawable(this, target);
}
return pbufferDrawable;
}
@Override
protected GLDrawableImpl createOffscreenDrawableImpl(NativeSurface target) {
if (target == null) {
throw new IllegalArgumentException("Null target");
}
AbstractGraphicsConfiguration config = target.getGraphicsConfiguration();
GLCapabilitiesImmutable caps = (GLCapabilitiesImmutable) config.getChosenCapabilities();
if (!caps.isPBuffer()) {
throw new GLException("Non pbuffer not yet implemented");
}
// PBuffer GLDrawable Creation
return new EGLPbufferDrawable(this, EGLWrappedSurface.get(target));
}
static X11GLXGraphicsConfiguration chooseGraphicsConfigurationStatic(
GLCapabilitiesImmutable capsChosen,
GLCapabilitiesImmutable capsReq,
GLCapabilitiesChooser chooser,
X11GraphicsScreen x11Screen) {
if (x11Screen == null) {
throw new IllegalArgumentException("AbstractGraphicsScreen is null");
}
if (capsChosen == null) {
capsChosen = new GLCapabilities(null);
}
X11GraphicsDevice x11Device = (X11GraphicsDevice) x11Screen.getDevice();
X11GLXDrawableFactory factory = (X11GLXDrawableFactory) GLDrawableFactory.getDesktopFactory();
capsChosen =
GLGraphicsConfigurationUtil.fixGLCapabilities(
capsChosen, factory.canCreateGLPbuffer(x11Device));
boolean usePBuffer = capsChosen.isPBuffer();
X11GLXGraphicsConfiguration res = null;
if (factory.isGLXVersionGreaterEqualOneThree(x11Device)) {
res = chooseGraphicsConfigurationFBConfig(capsChosen, capsReq, chooser, x11Screen);
}
if (null == res) {
if (usePBuffer) {
throw new GLException(
"Error: Couldn't create X11GLXGraphicsConfiguration based on FBConfig for "
+ capsChosen);
}
res = chooseGraphicsConfigurationXVisual(capsChosen, capsReq, chooser, x11Screen);
}
if (null == res) {
throw new GLException(
"Error: Couldn't create X11GLXGraphicsConfiguration based on FBConfig and XVisual for "
+ capsChosen);
}
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationStatic("
+ x11Screen
+ ","
+ capsChosen
+ "): "
+ res);
}
return res;
}
private static X11GLXGraphicsConfiguration chooseGraphicsConfigurationFBConfig(
GLCapabilitiesImmutable capsChosen,
GLCapabilitiesImmutable capsReq,
GLCapabilitiesChooser chooser,
X11GraphicsScreen x11Screen) {
int recommendedIndex = -1;
PointerBuffer fbcfgsL = null;
GLProfile glProfile = capsChosen.getGLProfile();
boolean onscreen = capsChosen.isOnscreen();
boolean usePBuffer = capsChosen.isPBuffer();
// Utilizing FBConfig
//
AbstractGraphicsDevice absDevice = x11Screen.getDevice();
long display = absDevice.getHandle();
int screen = x11Screen.getIndex();
final X11GLXDrawableFactory factory =
(X11GLXDrawableFactory) GLDrawableFactory.getDesktopFactory();
final boolean isMultisampleAvailable = factory.isGLXMultisampleAvailable(absDevice);
int[] attribs =
X11GLXGraphicsConfiguration.GLCapabilities2AttribList(
capsChosen, true, isMultisampleAvailable, display, screen);
int[] count = {-1};
ArrayList /*<X11GLCapabilities>*/ availableCaps = new ArrayList();
final int winattrmask = GLGraphicsConfigurationUtil.getWinAttributeBits(onscreen, usePBuffer);
// 1st choice: get GLCapabilities based on users GLCapabilities setting recommendedIndex as
// preferred choice
fbcfgsL = GLX.glXChooseFBConfig(display, screen, attribs, 0, count, 0);
if (fbcfgsL != null && fbcfgsL.limit() > 0) {
for (int i = 0; i < fbcfgsL.limit(); i++) {
if (!X11GLXGraphicsConfiguration.GLXFBConfig2GLCapabilities(
availableCaps,
glProfile,
display,
fbcfgsL.get(i),
winattrmask,
isMultisampleAvailable)) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: FBConfig invalid (1): ("
+ x11Screen
+ ","
+ capsChosen
+ "): fbcfg: "
+ toHexString(fbcfgsL.get(i)));
}
}
}
if (availableCaps.size() > 0) {
recommendedIndex =
capsChosen.isBackgroundOpaque() ? 0 : -1; // only use recommended idx if not translucent
if (DEBUG) {
System.err.println(
"glXChooseFBConfig recommended fbcfg "
+ toHexString(fbcfgsL.get(0))
+ ", idx "
+ recommendedIndex);
System.err.println("user caps " + capsChosen);
System.err.println("fbcfg caps " + availableCaps.get(0));
}
} else if (DEBUG) {
System.err.println(
"glXChooseFBConfig no caps for recommended fbcfg " + toHexString(fbcfgsL.get(0)));
System.err.println("user caps " + capsChosen);
}
}
// 2nd choice: get all GLCapabilities available, no preferred recommendedIndex available
if (0 == availableCaps.size()) {
// reset ..
recommendedIndex = -1;
fbcfgsL = GLX.glXChooseFBConfig(display, screen, null, 0, count, 0);
if (fbcfgsL == null || fbcfgsL.limit() <= 0) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: Failed glXChooseFBConfig ("
+ x11Screen
+ ","
+ capsChosen
+ "): "
+ fbcfgsL
+ ", "
+ count[0]);
}
return null;
}
for (int i = 0; i < fbcfgsL.limit(); i++) {
if (!X11GLXGraphicsConfiguration.GLXFBConfig2GLCapabilities(
availableCaps,
glProfile,
display,
fbcfgsL.get(i),
winattrmask,
isMultisampleAvailable)) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: FBConfig invalid (2): ("
+ x11Screen
+ "): fbcfg: "
+ toHexString(fbcfgsL.get(i)));
}
}
}
}
int chosenIndex = chooseCapabilities(chooser, capsChosen, availableCaps, recommendedIndex);
if (0 > chosenIndex) {
if (DEBUG) {
System.err.println(
"X11GLXGraphicsConfiguration.chooseGraphicsConfigurationFBConfig: failed, return null");
Thread.dumpStack();
}
return null;
}
X11GLCapabilities chosenCaps = (X11GLCapabilities) availableCaps.get(chosenIndex);
return new X11GLXGraphicsConfiguration(x11Screen, chosenCaps, capsReq, chooser);
}
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);
}
/**
* Takes a snapshot of the drawable's current front framebuffer. Example filenames:
*
* <pre>
* TestGLDrawableAutoDelegateOnOffscrnCapsNEWT.testES2OffScreenFBOSglBuf____-n0001-msaa0-GLES2_-sw-fbobject-Bdbl-Frgb__Irgb_-S00_default-0400x0300.png
* TestGLDrawableAutoDelegateOnOffscrnCapsNEWT.testES2OffScreenPbufferDblBuf-n0003-msaa0-GLES2_-sw-pbuffer_-Bdbl-Frgb__Irgb_-S00_default-0200x0150.png
* TestGLDrawableAutoDelegateOnOffscrnCapsNEWT.testGL2OffScreenPbufferSglBuf-n0003-msaa0-GL2___-hw-pbuffer_-Bone-Frgb__Irgb_-S00_default-0200x0150.png
* </pre>
*
* @param sn sequential number
* @param postSNDetail optional detail to be added to the filename after <code>sn</code>
* @param gl the current GL context object. It's read drawable is being used as the pixel source
* and to gather some details which will end up in the filename.
* @param readBufferUtil the {@link GLReadBufferUtil} to be used to read the pixels for the
* screenshot.
* @param fileSuffix Optional file suffix without a <i>dot</i> defining the file type, i.e. <code>
* "png"</code>. If <code>null</code> the <code>"png"</code> as defined in {@link
* TextureIO#PNG} is being used.
* @param destPath Optional platform dependent file path. It shall use {@link File#separatorChar}
* as is directory separator. It shall not end with a directory separator, {@link
* File#separatorChar}. If <code>null</code> the current working directory is being used.
*/
public void snapshot(
int sn,
String postSNDetail,
GL gl,
GLReadBufferUtil readBufferUtil,
String fileSuffix,
String destPath) {
if (null == fileSuffix) {
fileSuffix = TextureIO.PNG;
}
final int maxSimpleTestNameLen = getMaxTestNameLen() + getClass().getSimpleName().length() + 1;
final String simpleTestName = this.getSimpleTestName(".");
final String filenameBaseName;
{
final GLDrawable drawable = gl.getContext().getGLReadDrawable();
final GLCapabilitiesImmutable caps = drawable.getChosenGLCapabilities();
final String accel = caps.getHardwareAccelerated() ? "hw" : "sw";
final String scrnm;
if (caps.isOnscreen()) {
scrnm = "onscreen";
} else if (caps.isFBO()) {
scrnm = "fbobject";
} else if (caps.isPBuffer()) {
scrnm = "pbuffer_";
} else if (caps.isBitmap()) {
scrnm = "bitmap__";
} else {
scrnm = "unknown_";
}
final String dblb = caps.getDoubleBuffered() ? "dbl" : "one";
final String F_pfmt = readBufferUtil.hasAlpha() ? "rgba" : "rgb_";
final String pfmt = caps.getAlphaBits() > 0 ? "rgba" : "rgb_";
final int samples = caps.getNumSamples();
final String aaext = caps.getSampleExtension();
postSNDetail = null != postSNDetail ? "-" + postSNDetail : "";
filenameBaseName =
String.format(
"%-"
+ maxSimpleTestNameLen
+ "s-n%04d%s-%-6s-%s-%s-B%s-F%s_I%s-S%02d_%s-%04dx%04d.%s",
simpleTestName,
sn,
postSNDetail,
drawable.getGLProfile().getName(),
accel,
scrnm,
dblb,
F_pfmt,
pfmt,
samples,
aaext,
drawable.getWidth(),
drawable.getHeight(),
fileSuffix)
.replace(' ', '_');
}
final String filename =
null != destPath ? destPath + File.separator + filenameBaseName : filenameBaseName;
System.err.println(
Thread.currentThread().getName()
+ ": ** screenshot: "
+ filename
+ ", maxTestNameLen "
+ maxSimpleTestNameLen
+ ", <"
+ simpleTestName
+ ">");
gl.glFinish(); // just make sure rendering finished ..
if (readBufferUtil.readPixels(gl, false)) {
readBufferUtil.write(new File(filename));
}
}
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;
}