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MDL Handbook - what is inside Iray (free)


Contributing Artist
NVIDIA Material Definition Language Handbook
If you want understand what is inside Iray materials and what you can do in Shader Mixer it is must read.
You may need some time to understand how come from
material plaster ()
= material (
   surface: material_surface (
      scattering: df::diffuse_reflection_bsdf (
         tint: color(0.7) )));
to nodes or how use code (custom MDL) in Shader Mixer, but it's worth the effort.