MSL implementations of prsdnoise (2D & 3D) translated from the original GLSL: https://github.com/stegu/psrdnoise.
The entire content of this repository is in the public domain, with the exception of the psrdnoise (2D & 3D) functions implemented in Metal Shading Language (MSL), which were adapted from the original GLSL implementations (2D & 3D) that come with an MIT license:
Copyright 2021 Stefan Gustavson and Ian McEwan
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