Houdini 20.0 Nodes Geometry nodes

Labs Straight Skeleton 2D geometry node

Generate the central curve (straight skeleton) for 2D input shapes.

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Overview

Given some flat geometry, it’s often useful to find the curve that represents the center line of that geometry, called the straight skeleton. Uses include bevelling text, defining the top edge for a house roof, center line for roads and paths.

Parameters

Resample Size

Resample the input and output curves

Trim Ends

Remove the Y end pieces that are common in straight skeletons

Threshold

Size Threshold for deleting the end pieces

Fit to Shape

Extends the skeleton ends torwards the original curve

Geometry nodes