VRay for SketchUp Manual
V-Ray Angular Blend Material
You can create
an Angular Blend material in V-Ray for SketchUp, giving you the option to create a
blend between two materials. To determine the amount of blend between two
material, it uses the angle between the view direction and the surface normal.
It is very useful to create materials such as a velvet material.
Adding a V-Ray Angular Blend Material
Open the material editor and right-click on Scene material go to Add
Material, then click on Add VRay AngleBlendMtl.
Working with a V-Ray Angular Blend Material
The Angular material works similar to a Two-Side material and needs two predefined
materials. Put your dark material in the first slot and your bright material in
the second slot. The Start and stop Angle slot control the amount of blend
between those materials.