Houdini 20.0 Nodes Geometry nodes

Guide Partition geometry node

Creates and prepares parting lines for use with hair generation.

Since 16.0

Provides the interface for creating parting lines and adding them to a groom. This node creates the required curve attributes for hair interpolation to use the parting lines.


Draw Parting Line

Create a Draw Curve SOP and start drawing.

Parting Properties


The radius within which the curves can influence hair interpolation.


The curve influence strength. A value of 1.0 means that guides on one side of the parting line may not affect hair on the other side at all.



Resample parting lines. This is usually required with drawn curves, as they have far more segments than required, which can degrade performance.

Segment Length

Segment length of resampling.

Geometry nodes