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Create a PxrOSL VOP Node (note the operator name is pxrosl:2 to avoid clashing with the node shipped with houdini).
- File Path for the oso. Parameters and inputs loaded from this oso
- Source File Path for the osl. Will be compiled to File Path
- Compose osl in code block.
Set RMAN_SHADERPATH environment variable to load oso files in path.