/**
* Enqueues a BLIT operation with the given parameters. Note that the RenderQueue lock must be
* held before calling this method.
*/
private static void enqueueBlit(
RenderQueue rq,
SurfaceData src,
SurfaceData dst,
int packedParams,
int sx1,
int sy1,
int sx2,
int sy2,
double dx1,
double dy1,
double dx2,
double dy2) {
// assert rq.lock.isHeldByCurrentThread();
RenderBuffer buf = rq.getBuffer();
rq.ensureCapacityAndAlignment(72, 24);
buf.putInt(BLIT);
buf.putInt(packedParams);
buf.putInt(sx1).putInt(sy1);
buf.putInt(sx2).putInt(sy2);
buf.putDouble(dx1).putDouble(dy1);
buf.putDouble(dx2).putDouble(dy2);
buf.putLong(src.getNativeOps());
buf.putLong(dst.getNativeOps());
}
/**
* Disposes the native resources associated with the given D3DSurfaceData (referenced by the pData
* parameter). This method is invoked from the native Dispose() method from the Disposer thread
* when the Java-level D3DSurfaceData object is about to go away.
*/
static void dispose(long pData) {
D3DRenderQueue rq = D3DRenderQueue.getInstance();
rq.lock();
try {
RenderBuffer buf = rq.getBuffer();
rq.ensureCapacityAndAlignment(12, 4);
buf.putInt(DISPOSE_SURFACE);
buf.putLong(pData);
// this call is expected to complete synchronously, so flush now
rq.flushNow();
} finally {
rq.unlock();
}
}
@Override
public void flush() {
D3DRenderQueue rq = D3DRenderQueue.getInstance();
rq.lock();
try {
RenderBuffer buf = rq.getBuffer();
rq.ensureCapacityAndAlignment(12, 4);
buf.putInt(FLUSH_SURFACE);
buf.putLong(getNativeOps());
// this call is expected to complete synchronously, so flush now
rq.flushNow();
} finally {
rq.unlock();
}
}
public void Blit(
SurfaceData src,
SurfaceData dst,
Composite comp,
Region clip,
int sx,
int sy,
int dx,
int dy,
int w,
int h) {
D3DRenderQueue rq = D3DRenderQueue.getInstance();
rq.lock();
try {
// make sure the RenderQueue keeps a hard reference to the
// destination (sysmem) SurfaceData to prevent it from being
// disposed while the operation is processed on the QFT
rq.addReference(dst);
RenderBuffer buf = rq.getBuffer();
D3DContext.setScratchSurface(((D3DSurfaceData) src).getContext());
rq.ensureCapacityAndAlignment(48, 32);
buf.putInt(SURFACE_TO_SW_BLIT);
buf.putInt(sx).putInt(sy);
buf.putInt(dx).putInt(dy);
buf.putInt(w).putInt(h);
buf.putInt(typeval);
buf.putLong(src.getNativeOps());
buf.putLong(dst.getNativeOps());
// always flush immediately
rq.flushNow();
} finally {
rq.unlock();
}
}
static void swapBuffers(
D3DSurfaceData sd, final int x1, final int y1, final int x2, final int y2) {
long pData = sd.getNativeOps();
D3DRenderQueue rq = D3DRenderQueue.getInstance();
// swapBuffers can be called from the toolkit thread by swing, we
// should detect this and prevent the deadlocks
if (rq.isRenderQueueThread()) {
if (!rq.tryLock()) {
// if we could not obtain the lock, repaint the area
// that was supposed to be swapped, and no-op this swap
final Component target = (Component) sd.getPeer().getTarget();
SunToolkit.executeOnEventHandlerThread(
target,
new Runnable() {
public void run() {
target.repaint(x1, y1, x2, y2);
}
});
return;
}
} else {
rq.lock();
}
try {
RenderBuffer buf = rq.getBuffer();
rq.ensureCapacityAndAlignment(28, 4);
buf.putInt(SWAP_BUFFERS);
buf.putLong(pData);
buf.putInt(x1);
buf.putInt(y1);
buf.putInt(x2);
buf.putInt(y2);
rq.flushNow();
} finally {
rq.unlock();
}
}