public void setMultipleTargets(final boolean force) {
if (force) {
logger.fine("Copy Texture Pbuffer used!");
_useDirectRender = false;
_texture = null;
if (_pbuffer != null) {
try {
giveBackContext();
} catch (final LWJGLException ex) {
}
ContextManager.removeContext(_pbuffer);
}
} else {
if ((Pbuffer.getCapabilities() & Pbuffer.RENDER_TEXTURE_SUPPORTED) != 0) {
logger.fine("Render to Texture Pbuffer supported!");
if (_texture == null) {
logger.fine("No RenderTexture used in init, falling back to Copy Texture PBuffer.");
_useDirectRender = false;
} else {
_useDirectRender = true;
}
} else {
logger.fine("Copy Texture Pbuffer supported!");
_texture = null;
}
}
}
private void initPbuffer() {
try {
if (_pbuffer != null) {
giveBackContext();
ContextManager.removeContext(_pbuffer);
}
final PixelFormat format =
new PixelFormat(
_settings.getAlphaBits(), _settings.getDepthBits(), _settings.getStencilBits())
.withSamples(_settings.getSamples())
.withBitsPerPixel(_settings.getColorDepth())
.withStereo(_settings.isStereo());
_pbuffer = new Pbuffer(_width, _height, format, _texture, null);
final Object contextKey = _pbuffer;
try {
_pbuffer.makeCurrent();
} catch (final LWJGLException e) {
throw new RuntimeException(e);
}
final LwjglContextCapabilities caps =
new LwjglContextCapabilities(GLContext.getCapabilities());
ContextManager.addContext(
contextKey, new RenderContext(contextKey, caps, ContextManager.getCurrentContext()));
} catch (final Exception e) {
logger.logp(Level.SEVERE, this.getClass().toString(), "initPbuffer()", "Exception", e);
if (_texture != null && _useDirectRender) {
logger.warning(
"Your card claims to support Render to Texture but fails to enact it. Updating your driver might solve this problem.");
logger.warning("Attempting to fall back to Copy Texture.");
_texture = null;
_useDirectRender = false;
initPbuffer();
return;
}
logger.log(Level.WARNING, "Failed to create Pbuffer.", e);
return;
}
try {
activate();
_width = _pbuffer.getWidth();
_height = _pbuffer.getHeight();
deactivate();
} catch (final Exception e) {
logger.log(Level.WARNING, "Failed to initialize created Pbuffer.", e);
return;
}
}
public void cleanup() {
ContextManager.removeContext(_pbuffer);
_pbuffer.destroy();
}
