public final void swapBuffers() throws GLException {
GLCapabilitiesImmutable caps =
(GLCapabilitiesImmutable) surface.getGraphicsConfiguration().getChosenCapabilities();
if (caps.getDoubleBuffered()) {
if (!surface.surfaceSwap()) {
int lockRes = lockSurface(); // it's recursive, so it's ok within [makeCurrent .. release]
if (NativeSurface.LOCK_SURFACE_NOT_READY == lockRes) {
return;
}
try {
if (NativeSurface.LOCK_SURFACE_CHANGED == lockRes) {
updateHandle();
}
swapBuffersImpl();
} finally {
unlockSurface();
}
}
} else {
GLContext ctx = GLContext.getCurrent();
if (null != ctx && ctx.getGLDrawable() == this) {
ctx.getGL().glFinish();
}
}
surface.surfaceUpdated(this, surface, System.currentTimeMillis());
}
/** Display all informations about the currently activated OpenGL mode. */
@SuppressWarnings("nls")
private void displayOpenGLStatusInfo() {
final GLCapabilitiesImmutable activeCaps = getChosenGLCapabilities();
doubleBuffered = activeCaps.getDoubleBuffered();
if (activeCaps.getHardwareAccelerated()) {
LOGGER.debug("OpenGL Hardware acceleration active");
} else {
LOGGER.warn("OpenGL Hardware acceleration inactive");
}
LOGGER.debug("Active Samples: " + Integer.toString(activeCaps.getNumSamples()));
if (activeCaps.getGLProfile().isGLES1()) {
LOGGER.debug("OpenGL ES 1.x supported");
} else {
LOGGER.debug("OpenGL ES 1.x not supported");
}
if (activeCaps.getGLProfile().isGLES2()) {
LOGGER.debug("OpenGL ES 2.x supported");
} else {
LOGGER.debug("OpenGL ES 2.x not supported");
}
if (activeCaps.getGLProfile().isGL2()) {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 supported");
} else {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 not supported");
}
if (activeCaps.getGLProfile().isGL3()) {
LOGGER.debug("OpenGL 3.x supported");
} else {
LOGGER.debug("OpenGL 3.x not supported");
}
if (activeCaps.getGLProfile().isGL4()) {
LOGGER.debug("OpenGL 4.x supported");
} else {
LOGGER.debug("OpenGL 4.x not supported");
}
if (activeCaps.getGLProfile().isGL2GL3()) {
LOGGER.debug("OpenGL 2.x, 3.x supported");
} else {
LOGGER.debug("OpenGL 2.x, 3.x not supported");
}
if (activeCaps.getGLProfile().isGL2ES1()) {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 and OpenGL ES 1.x supported");
} else {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 and OpenGL ES 1.x not supported");
}
if (activeCaps.getGLProfile().isGL2ES2()) {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 and OpenGL ES 2.x supported");
} else {
LOGGER.debug("OpenGL 1.x, 2.x, 3.0 and OpenGL ES 2.x not supported");
}
if (activeCaps.getGLProfile().hasGLSL()) {
LOGGER.debug("OpenGL shader language supported");
} else {
LOGGER.debug("OpenGL shader language not supported");
}
if (activeCaps.getGLProfile().usesNativeGLES()) {
LOGGER.debug("OpenGL ES native supported");
} else {
LOGGER.debug("OpenGL ES native not supported");
}
if (activeCaps.getGLProfile().usesNativeGLES1()) {
LOGGER.debug("OpenGL ES 1.x native supported");
} else {
LOGGER.debug("OpenGL ES 1.x native not supported");
}
if (activeCaps.getGLProfile().usesNativeGLES2()) {
LOGGER.debug("OpenGL ES 2.x native supported");
} else {
LOGGER.debug("OpenGL ES 2.x native not supported");
}
}
/**
* 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));
}
}