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Update half_kp.cpp

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JWmer
2020-11-20 15:17:27 +01:00
committed by nodchip
parent 021f47b00e
commit be4cd56146
1 changed files with 4 additions and 2 deletions
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6
src/nnue/features/half_kp.cpp
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@@ -23,9 +23,11 @@
namespace Eval::NNUE::Features {
// Orient a square according to perspective (flip rank for black)
// Orient a square according to perspective (rotate the board 180° for black)
// this has to stay until we find a better arch that works with "flip".
// allows us to use current master net for gensfen (primarily needed for higher quality data)
inline Square orient(Color perspective, Square s) {
return Square(int(s) ^ (bool(perspective) * SQ_A8));
return Square(int(s) ^ (bool(perspective) * 63));
}
// Find the index of the feature quantity from the king position and PieceSquare