X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fnnue%2Fnnue_feature_transformer.h;h=56442bac9b17818ba74610c1213d21e853c512d8;hb=97f706ecc11459c8d0aa1901134d12fba00b4b15;hp=7571f3982951febda4b16924d7dd0e2ac8fcbf82;hpb=a46087ee30ace00e1edd8963ee33b0a1b87031b6;p=stockfish

diff --git a/src/nnue/nnue_feature_transformer.h b/src/nnue/nnue_feature_transformer.h
index 7571f398..56442bac 100644
--- a/src/nnue/nnue_feature_transformer.h
+++ b/src/nnue/nnue_feature_transformer.h
@@ -21,11 +21,18 @@
 #ifndef NNUE_FEATURE_TRANSFORMER_H_INCLUDED
 #define NNUE_FEATURE_TRANSFORMER_H_INCLUDED
 
-#include "nnue_common.h"
+#include <algorithm>
+#include <cassert>
+#include <cstdint>
+#include <cstring>
+#include <iosfwd>
+#include <utility>
+
+#include "../position.h"
+#include "../types.h"
+#include "nnue_accumulator.h"
 #include "nnue_architecture.h"
-
-#include <cstring> // std::memset()
-#include <utility> // std::pair
+#include "nnue_common.h"
 
 namespace Stockfish::Eval::NNUE {
 
@@ -320,9 +327,9 @@ namespace Stockfish::Eval::NNUE {
           for (IndexType j = 0; j < HalfDimensions / 2; ++j) {
               BiasType sum0 = accumulation[static_cast<int>(perspectives[p])][j + 0];
               BiasType sum1 = accumulation[static_cast<int>(perspectives[p])][j + HalfDimensions / 2];
-              sum0 = std::max<int>(0, std::min<int>(127, sum0));
-              sum1 = std::max<int>(0, std::min<int>(127, sum1));
-              output[offset + j] = static_cast<OutputType>(sum0 * sum1 / 128);
+              sum0 = std::clamp<BiasType>(sum0, 0, 127);
+              sum1 = std::clamp<BiasType>(sum1, 0, 127);
+              output[offset + j] = static_cast<OutputType>(unsigned(sum0 * sum1) / 128);
           }
 
 #endif