RENDERMAN 22 DOCUMENTATION

Page tree

Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

PxrAttribute allows the user to read attributes attached to (stored) on a node. Such an example would be to add a color attribute to a set of objects to be read by a material later. In this way, a material can change it's its result based on the object being rendersrendered instead of a different material. Below there are color attribuutes attributes attached to the sphere's of the shader ball. A single PxrSurface material renders with a different diffuse color as specific by each shape's defined attribute. Examples on usage are below.

Info

There may be a performance penalty for using this node in many places in your scene. Efficiency is key to avoid too many evaluations of user attributes if not necessary.

...