NPR Final Touches

All the bells and whistles – Ambient Occlusion, Depth fading, Image Adjustment, etc. Highlights can now be dialated or eroded. Support for separate outlines of normals. Presets and clean menus. I think this shader is about done.

The shader allows for a pretty broad array of looks, from architectural sketches to classic toon shading. Below is an example of a more painterly rendering.