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Demo of Core Image filter to create SceneKit normal maps from procedural bump maps

SceneKitProceduralNormalMapping

Demo of Core Image filter to create SceneKit normal maps from procedural bump maps

Companion project to http://flexmonkey.blogspot.com/2016/04/creating-procedural-normal-maps-for.html

/SceneKitProceduralNormalMapping/normalmap.png

A custom Core Image filter that generates normal map from a proceduraly generated bump map.