raytk
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t3kt
Raymarching shader toolkit for TouchDesigner
Shortcuts that can be used in the palette filter, and shown for each operator in the palette. E.g. "mp" for moduloPolar, "su" for simpleUnion
From ne.zloy.ya on Discord. 
E.g. using a texture to vary reflect amounts
Why this is hard: "Geometry" in RayTK is defined using SDFs which are mathematical functions that find the distance to the closest part of shape from any point in space....