I've packaged a new release of the 3D Tools workspace targeting the December CTP WinFX bits. This release adds two requested features to the ModelViewer sample. The first is the ability to light the scene. This is convenient if you are viewing a model...

Possibly the most common 3D UI paradigm is to rotate an object with the mouse in order to view it from all angles. This is illustrated by the images of the tiger model below: Figure 1a Tiger model in its original configuration...