private void gcChanged() {
GCWrapper wrap = (GCWrapper) gcSelection.getSelectedItem();
// assert wrap != null;
GraphicsConfiguration gc = wrap.getGC();
// assert gc != null;
// Image Caps
ImageCapabilities imageCaps = gc.getImageCapabilities();
imageAccelerated.setSelected(imageCaps.isAccelerated());
imageTrueVolatile.setSelected(imageCaps.isTrueVolatile());
// Buffer Caps
BufferCapabilities bufferCaps = gc.getBufferCapabilities();
flipping.setSelected(bufferCaps.isPageFlipping());
flippingMethod.setText(getFlipText(bufferCaps.getFlipContents()));
fullScreen.setSelected(bufferCaps.isFullScreenRequired());
multiBuffer.setSelected(bufferCaps.isMultiBufferAvailable());
// Front buffer caps
imageCaps = bufferCaps.getFrontBufferCapabilities();
fbAccelerated.setSelected(imageCaps.isAccelerated());
fbTrueVolatile.setSelected(imageCaps.isTrueVolatile());
imageCaps = bufferCaps.getFrontBufferCapabilities();
// Back buffer caps
imageCaps = bufferCaps.getBackBufferCapabilities();
bbAccelerated.setSelected(imageCaps.isAccelerated());
bbTrueVolatile.setSelected(imageCaps.isTrueVolatile());
}
public String toString() {
BufferCapabilities b = device.getFullScreenWindow().getBufferStrategy().getCapabilities();
String cadena = "";
cadena +=
"\nInformacion de video:\n"
+ "PageFlipping: "
+ b.isPageFlipping()
+ "\nEs necesario que sea fullscreen para ello: "
+ b.isFullScreenRequired()
+ "\nMultiBuffer: "
+ ((Boolean) (b.isMultiBufferAvailable())).toString()
+ "\n Memoria de video disponible: "
+ device.getAvailableAcceleratedMemory();
return cadena;
}
/**
* Creates a buffering strategy that manages how this canvas is repainted. This method attempts to
* create a strategy based on the specified capabilities and throws an exception if the requested
* strategy is not supported.
*
* <p>Calling this method causes any existing buffer strategy to be destroyed.
*
* @param numBuffers the number of buffers in this strategy
* @param caps the requested buffering capabilities
* @throws AWTException if the requested capabilities are not supported
* @throws IllegalArgumentException if requested number of buffers is less than one or if caps is
* null
* @since 1.4
*/
public void createBufferStrategy(int numBuffers, BufferCapabilities caps) throws AWTException {
if (numBuffers < 1)
throw new IllegalArgumentException(
"Canvas.createBufferStrategy: number" + " of buffers is less than one");
if (caps == null)
throw new IllegalArgumentException(
"Canvas.createBufferStrategy:" + " capabilities object is null");
// a flipping strategy was requested
if (caps.isPageFlipping()) bufferStrategy = new CanvasFlipBufferStrategy(numBuffers);
else bufferStrategy = new CanvasBltBufferStrategy(numBuffers, true);
}
