protected AbstractGraphicsConfiguration chooseGraphicsConfigurationImpl(
CapabilitiesImmutable capsChosen,
CapabilitiesImmutable capsRequested,
CapabilitiesChooser chooser,
AbstractGraphicsScreen absScreen) {
if (!(absScreen instanceof X11GraphicsScreen)) {
throw new IllegalArgumentException("Only X11GraphicsScreen are allowed here");
}
if (!(capsChosen instanceof GLCapabilitiesImmutable)) {
throw new IllegalArgumentException(
"This NativeWindowFactory accepts only GLCapabilities objects - chosen");
}
if (!(capsRequested instanceof GLCapabilitiesImmutable)) {
throw new IllegalArgumentException(
"This NativeWindowFactory accepts only GLCapabilities objects - requested");
}
if (chooser != null && !(chooser instanceof GLCapabilitiesChooser)) {
throw new IllegalArgumentException(
"This NativeWindowFactory accepts only GLCapabilitiesChooser objects");
}
if (!GLXUtil.isGLXAvailableOnServer((X11GraphicsDevice) absScreen.getDevice())) {
if (null != fallbackX11GraphicsConfigurationFactory) {
if (DEBUG) {
System.err.println(
"No GLX available, fallback to "
+ fallbackX11GraphicsConfigurationFactory.getClass().getSimpleName()
+ " for: "
+ absScreen);
}
return fallbackX11GraphicsConfigurationFactory.chooseGraphicsConfiguration(
capsChosen, capsRequested, chooser, absScreen);
}
throw new InternalError(
"No GLX and no fallback GraphicsConfigurationFactory available for: " + absScreen);
}
return chooseGraphicsConfigurationStatic(
(GLCapabilitiesImmutable) capsChosen, (GLCapabilitiesImmutable) capsRequested,
(GLCapabilitiesChooser) chooser, (X11GraphicsScreen) absScreen);
}
@Override
public boolean isDeviceSupported(final AbstractGraphicsDevice device) {
final boolean res;
final X11GraphicsDevice x11Device =
new X11GraphicsDevice(
X11Util.openDisplay(device.getConnection()), device.getUnitID(), true /* owner */);
x11Device.lock();
try {
res = GLXUtil.isGLXAvailableOnServer(x11Device);
} finally {
x11Device.unlock();
x11Device.close();
}
if (DEBUG) {
System.err.println(
"GLX " + (res ? "is" : "not") + " available on device/server: " + x11Device);
}
return res;
}