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Here's the final version of the code, if anyone's interested. If anyone still has suggestions on how to speed this up (preferably with hardware, I don't think the software is going to get much...

For some reason I always forget to use lookup tables :( Thanks, that sped up the calculations.

I decided to put some code in to time how much it's spending in each section, and ran it on a really...

I've been working on a Perlin noise-map cloud generator, but I've run into a few performance issues.

I've managed to generate a working Perlin noise-map using simple random values put into very...