RENDERMAN 22 DOCUMENTATION

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Welcome to RenderMan 21.3!

Welcome to RenderMan 21.3 This release introduces the following improvements and some fixes to the previous release, fixes, and miscellaneous changes.

New Features

  • PxrSurface's new Diffuse Exponent (when roughness is 0.0) is a power exponent that controls the diffuse falloff.
  • PxrMarschner now supports Glow and improved controls with the addition of new parameters.
  • Per lobe LPE has been added to PxrMarschnerHair, these will output results from: HairSpecularR, HairSpecularTT, HairSpecularTRT, HairSpecularGLINTS.
  • New built-in primvars "curvature_u" and "curvature_v" -- the principal surface curvatures in the u and v directions. (As before, the "curvature" primvar is the mean surface curvature, ie. the average of curvature_u and curvature_v.)

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