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How to: Converting RGB to YUV and YUV to RGB

Recently I had to deal with converting RGB to YUV and YUV to RGB, but couldn’t find any proper documentation on how to convert back YUV to RGB. I finally got it to work after 6 hours and this is the result. I hope that this will help other people searching for this in the future. Read more

What is the fastest way to get an Inverse Square Root?

Everyone who works with a 2D or 3D development studio knows that eventually you will run into hardware that is too slow. Wether that hardware is what you currently have or what your target demographic has doesn‘t matter – you‘ll hit this limit, even if you try not to. That‘s why some clever people came up with different ways to make things faster. Seperating the FPU from the IPU, SSE and AVX and the famous Quake III floating point hack. But which one performs the fastest, and can we make that one even faster? Read more