I've been working on a GUI toolkit for my future programming needs. It's basically reinventing the wheel and implementing many controls found in Windows' common controls, QT and other frameworks. It's...

So this is a very curious issue I've come across, and to start, there is another stackoverflow question along similar lines that is unanswered: DirectX 11 application slows down dramatically when not ...

here i got some images i rendered with ID2D1RenderTarget::FillOpacityMask (i actuall call this funtion with a ID2D1DeviceContext2 pointer but it reference to ID2D1RenderTarget interface...). So i'm ...