#include "tt.h"
#include "types.h"
-const int MaterialTableSize = 1024;
+const int MaterialTableSize = 8192;
+
+/// Game phase
+enum Phase {
+ PHASE_ENDGAME = 0,
+ PHASE_MIDGAME = 128
+};
+
/// MaterialInfo is a class which contains various information about a
/// material configuration. It contains a material balance evaluation,
Key key;
int16_t value;
uint8_t factor[2];
- EndgameEvaluationFunctionBase* evaluationFunction;
- EndgameScalingFunctionBase* scalingFunction[2];
+ EndgameBase<Value>* evaluationFunction;
+ EndgameBase<ScaleFactor>* scalingFunction[2];
int spaceWeight;
Phase gamePhase;
};
/// The MaterialInfoTable class represents a pawn hash table. The most important
/// method is get_material_info, which returns a pointer to a MaterialInfo object.
-class EndgameFunctions;
class MaterialInfoTable : public SimpleHash<MaterialInfo, MaterialTableSize> {
public:
- MaterialInfoTable();
~MaterialInfoTable();
+ void init();
MaterialInfo* get_material_info(const Position& pos) const;
static Phase game_phase(const Position& pos);
template<Color Us>
static int imbalance(const int pieceCount[][8]);
- EndgameFunctions* funcs;
+ Endgames* funcs;
};
return sf == SCALE_FACTOR_NONE ? ScaleFactor(factor[c]) : sf;
}
+inline Value MaterialInfo::evaluate(const Position& pos) const {
+ return evaluationFunction->apply(pos);
+}
+
inline Score MaterialInfo::material_value() const {
return make_score(value, value);
}
return evaluationFunction != NULL;
}
-inline Value MaterialInfo::evaluate(const Position& pos) const {
- return evaluationFunction->apply(pos);
-}
-
#endif // !defined(MATERIAL_H_INCLUDED)