This library is intended to be used the OpenTK in Wpf application.
OpenGLWriteableBitmapUpdater is that Render to Offscreen using OpenTK(OpenGL) and write to WriteableBitmap.
OpenGLD3DImageUpdater is that Render to Offscreen using OpenTK(OpenGL) and write to D3DImage using NV_DX_interop.
How to use this library Please refer to WpfOpenGLBitmapExample.
This library has been implemented based on https://github.com/freakinpenguin/OpenTK-WPF.