A lot of people use a Glow layer in their Ventuz scenes to give objects a shiny look.
But they usually pass the complete object through the glow shader. This results in unnatural light effects which does not correspond to the laws of shading.
Actually a glow effect should only occure in the area of specular highlights.
Attached is scene which demonstrates a specular glow. The drawback of this rendering technique is that an additional rendertarget is needed.
The Ventuz scene is here:
SpecularGlow.zip
