Oren Nayar

Oren Nayar

Features ›› Shaders ›› Diffuse ››
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Oren Nayar by Nicholas Breslow







Orren Nayar is a diffuse BRDF shading model with a roughness component.

High values give he surface a powdery,velvety look.


This shader adds the following options to the default Lambert Shading Options:


Added Options


Inputs


Maps the Oren-Nayar "rougness".


Main


The diffuse component uses the Oren-Nayar shading model.

When Diffuse Roughness is 0.0 this is identical to classical Lambertian shading, but with higher values the surface gets a a more "powdery" look.


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