Board Thread:Questions and Answers/@comment-24653983-20141224233458/@comment-9531161-20150212110656

Perlin noise takes FOREVER to generate on PTC. I did the crappier fake perlin noise (value noise) and it takes like 3 minutes to generate the points for the screen. If you don't need "fractal" perlin noise (the one everybody uses) or only need it 1 dimension, it might not be so bad.