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numpy

2026

1. HoudiniThe same point loop three ways in Houdini: VEX, a Python for-loop, and NumPyOne sine-wave deformer written three ways in Houdini: a VEX wrangle, a Python SOP that loops over every point, and a Python SOP that hands one flat buffer to NumPy. All three give the same grid, but on a million points the loop takes seconds and the other two take milliseconds.20 October 2026 · 10 min read