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Modifications to this document are under review.


PBR Metallicity/Roughness

This is the default selection in the Iray Uber Shader. This shader is based on three aspects - base color, metal and roughness. It utilizes the use of image maps so is less prone to error as the user does not need complicated formulas to duplicate real world surfaces.

General

Base

Mixing

Diffuse

Reflection

Translucency

Glossy

Reflection

Backscattering

Refraction

Anisotropy

Thin Film

Bump

Metallic Flakes

Flakes

Thin Film

Top Coat

General

Anisotropy

Thin Film

Bump

Volume

Transmission

Scattering

Emission

Geometry

Cutout

Displacement

Tiling

UV Maps

Smoothing