Vyacheslav S. S-V
S-V
/ compile_time_fnv1a_hash.h
Created
March 16, 2023 13:11
Compile-time strings hashing using FNV-1a algorithm (compiles in C++20)
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| #include <cstdint> | |
| template< typename Result > | |
| struct FnvHashTraits; | |
| template <> | |
| struct FnvHashTraits<std::uint32_t> { | |
| static constexpr std::uint32_t basis = 2166136261ul; | |
| static constexpr std::uint32_t prime = 16777619ul; | |
| }; |
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| /** | |
| * An iterator for a cubic grid of voxels. | |
| * | |
| * The iterator traverses all voxels along a specified direction starting from | |
| * a given position. | |
| */ | |
| mxBIBREF( | |
| "Ray casting technique described in paper:" | |
| "A Fast Voxel Traversal Algorithm for Ray Tracing - John Amanatides, Andrew Woo [1987]" | |
| "http://www.cse.yorku.ca/~amana/research/grid.pdf" |