RenderMan

SpecularDirect – SpecularDirectShadow + SpecularIndirect + SpecularEnvironment + Ambient + DiffuseDirect + Translucence – DiffuseDirectShadow + DiffuseIndirect + DiffuseEnvironment + Backscattering + Subsurface + Rim + Refraction + Incandescence = Beauty

Arnold

direct_diffuse + indirect_diffuse + direct_specular + indirect_specular + refraction + deep_scatter + mid_scatter + shallow_scatter + primary_specular + secondary_specular = Beauty

V-Ray

GI + Lighting + Specular + Reflection + Refraction + SelfIllum + SSS = Beauty

Mental Ray

Diffuse + Indirect + Specular + Reflection + Refraction + Incandescent + Scatter = Beauty

Blender

Shadow层呢？

一般软件渲染Shadow层都是对的，除非你想更改Shadow的颜色。你可以这样做。

原文链接：http://www.spherevfx.com/written-training/miscellaneous-written-training/multipass-rendering-and-compositing/