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Chris Lomont explains accurate methods for converting between integer and floating-point color values in C++, highlighting common pitfalls and providing a roundtrip-safe solution with uniform mapping.
A JavaScript technique achieves color conversion at 6 billion operations per second, showcasing extreme performance optimization.
The article compares two methods for normalizing RGB values (dividing by 255 vs 256) and explains the consequences for floating-point conversion and rounding, including uneven bin widths at the extremes.