D3DHost_GraphicDriver - new graphic driver providing D3D host for OpenGL workspace. WNT_Window - handle virtual dimensions within virtual window. OpenGl_FrameBuffer::Init() - add protection against 0 dimensions. V3d_View::IsInvalidated() - add method to check view cache validation state. ViewerTest::ViewerInit() - create virtual window without decorations on Windows.
Add new C# sample which allow to render the OCCT scene to a Direct3D context in a WPF application. DirectX SDK is required in order to build this sample.