public void CopyFromRenderTarget(D2D1Point2U destPoint, D2D1RenderTarget renderTarget, D2D1RectU srcRect)
{
if (renderTarget == null)
{
throw new ArgumentNullException("renderTarget");
}
GCHandle destPointHandle = GCHandle.Alloc(destPoint, GCHandleType.Pinned);
GCHandle srcRectHandle = GCHandle.Alloc(srcRect, GCHandleType.Pinned);
try
{
this.bitmap.CopyFromRenderTarget(destPointHandle.AddrOfPinnedObject(), renderTarget.GetHandle<ID2D1RenderTarget>(), srcRectHandle.AddrOfPinnedObject());
}
finally
{
destPointHandle.Free();
srcRectHandle.Free();
}
}
public void CopyFromMemory(D2D1RectU destRect, IntPtr srcData, uint pitch)
{
GCHandle destRectHandle = GCHandle.Alloc(destRect, GCHandleType.Pinned);
try
{
this.bitmap.CopyFromMemory(destRectHandle.AddrOfPinnedObject(), srcData, pitch);
}
finally
{
destRectHandle.Free();
}
}
public void CopyFromBitmap(D2D1Point2U destPoint, D2D1Bitmap srcBitmap, D2D1RectU srcRect)
{
if (srcBitmap == null)
{
throw new ArgumentNullException("srcBitmap");
}
GCHandle destPointHandle = GCHandle.Alloc(destPoint, GCHandleType.Pinned);
GCHandle srcRectHandle = GCHandle.Alloc(srcRect, GCHandleType.Pinned);
try
{
this.bitmap.CopyFromBitmap(destPointHandle.AddrOfPinnedObject(), srcBitmap.bitmap, srcRectHandle.AddrOfPinnedObject());
}
finally
{
destPointHandle.Free();
srcRectHandle.Free();
}
}