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add comment regarding CoordPair performance

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Simon Gardling
2025-02-27 21:07:07 -05:00
parent 6ae1726010
commit a2f5e79aba
1 changed files with 1 additions and 0 deletions
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src/repr/coords.rs
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@@ -7,6 +7,7 @@ use static_assertions::const_assert;
// performance by about 1-2% overall // performance by about 1-2% overall
pub type CoordAxis = u8; pub type CoordAxis = u8;
// using u8 for this results in a ~3-6% perf increase
pub type CoordPairInner = u8; pub type CoordPairInner = u8;
const_assert!(CoordPairInner::MAX as usize >= Board::BOARD_AREA as usize); const_assert!(CoordPairInner::MAX as usize >= Board::BOARD_AREA as usize);