Houdini 21.0 Nodes VOP nodes

MtlX Chiang Hair Roughness VOP node

Calculates hair roughness for R, TT and TRT component.

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Since 21.0

Converts the artistic parameterization hair roughness to roughness for R, TT and TRT lobes, to be used for the Mtlx Chiang Hair BSDF shader node.

Parameters

Longitudinal

Longitudinal roughness, range /nodes/vop/0.0, 1.0.html.

Azimuthal

Azimuthal roughness, range /nodes/vop/0.0, 1.0.html.

Scale Tt

Roughness scale for TT lobe.

Scale Trt

Roughness scale for TRT lobe.

Outputs

roughness_R

Vector2

roughness_TT

Vector2

roughness_TRT

Vector2

VOP nodes