Avoid using EmptySearchStack global

[stockfish] / src / material.h

diff --git a/src/material.h b/src/material.h
index 5877cd755ff87db8b502a94f1ad6554835c4b04a..8b80ba1c5e6992694b5f21431520aafce1255e29 100644 (file)
--- a/src/material.h
+++ b/src/material.h
@@ -1,7 +1,7 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008 Marco Costalba
+  Copyright (C) 2008-2009 Marco Costalba
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -63,9 +63,9 @@ private:
   int16_t mgValue;
   int16_t egValue;
   uint8_t factor[2];
-  EndgameEvaluationFunction* evaluationFunction;
-  ScalingFunction* scalingFunction[2];
-  uint8_t spaceWeight;
+  EndgameEvaluationFunctionBase* evaluationFunction;
+  EndgameScalingFunctionBase* scalingFunction[2];
+  int spaceWeight;
 };
 
 
@@ -129,7 +129,7 @@ inline void MaterialInfo::clear() {
 
 
 /// MaterialInfo::scale_factor takes a position and a color as input, and
-/// returns a scale factor for the given color.  We have to provide the
+/// returns a scale factor for the given color. We have to provide the
 /// position in addition to the color, because the scale factor need not
 /// to be a constant: It can also be a function which should be applied to
 /// the position. For instance, in KBP vs K endgames, a scaling function
@@ -167,7 +167,7 @@ inline bool MaterialInfo::specialized_eval_exists() const {
 
 
 /// MaterialInfo::evaluate applies a specialized evaluation function
-/// to a given position object.  It should only be called when
+/// to a given position object. It should only be called when
 /// specialized_eval_exists() returns 'true'.
 
 inline Value MaterialInfo::evaluate(const Position& pos) const {