• Welcome to the new Community Forums at HiveWire 3D! Please note that for security purposes our store and forum are on two separate servers so you will require a separate login for each. The store will ask you for your Real Name (WILL NOT BE displayed to the public) and the forum will ask you for a User Name (WILL BE displayed to the public). You may use the same email address and password for both.
  • We are having some issues with our customized styles. The forum will be open with the default style until we can correct the issues. Thank you for your patience.
  • Welcome, Guest! The results are in for the "Spin to Win" Render Challenge! Come check out the final gallery!

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.