RPR_MATERIAL_NODE_FRESNEL_SCHLICK

Usage

Fresnel output using Schlick approsimation.

Parameters

Input	Name	Type and Range	Brief Explanation
RPR_MATERIAL_INPUT_INVEC	invec	Vector	Direction (usually view direction).
RPR_MATERIAL_INPUT_NORMAL	normal	Vector	Surface normal direction.
RPR_MATERIAL_INPUT_REFLECTANCE	reflectance	Float	Reflectance factor.