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FireFather
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// Definition of input features and network structure used in NNUE evaluation function
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#ifndef K_P_CR_256X2_32_32_H
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#define K_P_CR_256X2_32_32_H
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#include "../features/feature_set.h"
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#include "../features/k.h"
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#include "../features/p.h"
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#include "../features/castling_right.h"
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#include "../layers/input_slice.h"
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#include "../layers/affine_transform.h"
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#include "../layers/clipped_relu.h"
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namespace Eval {
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namespace NNUE {
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// Input features used in evaluation function
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using RawFeatures = Features::FeatureSet<Features::K, Features::P,
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Features::CastlingRight>;
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// Number of input feature dimensions after conversion
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constexpr IndexType kTransformedFeatureDimensions = 256;
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namespace Layers {
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// define network structure
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using InputLayer = InputSlice<kTransformedFeatureDimensions * 2>;
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using HiddenLayer1 = ClippedReLU<AffineTransform<InputLayer, 32>>;
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using HiddenLayer2 = ClippedReLU<AffineTransform<HiddenLayer1, 32>>;
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using OutputLayer = AffineTransform<HiddenLayer2, 1>;
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} // namespace Layers
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using Network = Layers::OutputLayer;
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} // namespace NNUE
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} // namespace Eval
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#endif // K_P_CR_256X2_32_32_H
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