This example render a SoVolumeRender node in a pure OpenGL scene
The Win32 API is used to create a OpenGL window and to handle input events. A floor is drawn with OpenGL calls and a Inventor scene is drawn on top of it. The SoLdmValuationAction is applied before the SoGLRenderAction in order to LDM to load required data.
SoVolumeRenderingQuality SoVolumeRender