void ShadowCanvasLayerD3D9::Swap(const CanvasSurface& aNewFront, bool needYFlip, CanvasSurface* aNewBack) { NS_ASSERTION(aNewFront.type() == CanvasSurface::TSurfaceDescriptor, "ShadowCanvasLayerD3D9::Swap expected CanvasSurface surface"); AutoOpenSurface surf(OPEN_READ_ONLY, aNewFront); if (!mBuffer) { Init(needYFlip); } mBuffer->Upload(surf.Get(), GetVisibleRegion().GetBounds()); *aNewBack = aNewFront; }
void ShadowCanvasLayerD3D9::Swap(const CanvasSurface& aNewFront, bool needYFlip, CanvasSurface* aNewBack) { NS_ASSERTION(aNewFront.type() == CanvasSurface::TSurfaceDescriptor, "ShadowCanvasLayerD3D9::Swap expected CanvasSurface surface"); nsRefPtr<gfxASurface> surf = ShadowLayerForwarder::OpenDescriptor(aNewFront); if (!mBuffer) { Init(needYFlip); } mBuffer->Upload(surf, GetVisibleRegion().GetBounds()); *aNewBack = aNewFront; }