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  • Name
  • Label (this is the UI name)
  • Tags (necessary to see RenderMan attributes and edit them during interactive rendering)
    script_ritype  color
    renderman  attr

Image AddedImage Removed

Set its type and color value.


Add PxrMatteID

Create a Houdini buildarray node to connect to the Utility Pattern on the PxrSurface material. Then connect a PxrMatteID Pattern node to the buildarray as shown below.


In your PxrMaterialBuilder Network, add a PxrMatteID VOP.  Set the color as the user attribute above.


Connect PxrMatteID's resultAOV to PxrSurface's Utility Pattern.