This page provides information about the Ray Switch texture in V-Ray for Blender.
Overview
The V-Ray Ray Switch texture gives a material a different color or texture when it is viewed through Shadows, GI, Reflections and Refractions.
UI Path
||Node Editor|| > Add > Textures > Ray Switch
Node
Default Texture – The color or texture that is seen through the camera.
Shadow Ray Texture – The color or texture used when it's being sampled with shadow rays.(Shadow rays are used to determine whether a point is being illuminated by a light source.)
GI Rays Texture – The color or texture used when it's being sampled with GI rays.
Reflection Rays Texture – The color or texture that's visible in reflections.
Refraction Rays Texture – The color or texture that's visible in refractions.