Fix a warning under Intel compiler in square.h

[stockfish] / src / material.h

diff --git a/src/material.h b/src/material.h
index 4ebd78fd5bb033ddb80063db3bced3e93b82114e..bd4183154113d7b48b3fc95301304c41306ca2ab 100644 (file)
--- a/src/material.h
+++ b/src/material.h
@@ -7,12 +7,12 @@
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
-  
+
   Stockfish is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
-  
+
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
@@ -52,18 +52,20 @@ public:
   Value mg_value() const;
   Value eg_value() const;
   ScaleFactor scale_factor(const Position& pos, Color c) const;
+  int space_weight() const;
   bool specialized_eval_exists() const;
   Value evaluate(const Position& pos) const;
 
 private:
   void clear();
-  
+
   Key key;
   int16_t mgValue;
   int16_t egValue;
   uint8_t factor[2];
-  EndgameEvaluationFunction* evaluationFunction;
-  ScalingFunction* scalingFunction[2];
+  EndgameEvaluationFunctionBase* evaluationFunction;
+  EndgameScalingFunctionBase* scalingFunction[2];
+  int spaceWeight;
 };
 
 
@@ -120,6 +122,7 @@ inline void MaterialInfo::clear() {
 
   mgValue = egValue = 0;
   factor[WHITE] = factor[BLACK] = uint8_t(SCALE_FACTOR_NORMAL);
+  spaceWeight = 0;
   evaluationFunction = NULL;
   scalingFunction[WHITE] = scalingFunction[BLACK] = NULL;
 }
@@ -144,6 +147,15 @@ inline ScaleFactor MaterialInfo::scale_factor(const Position& pos, Color c) cons
 }
 
 
+/// MaterialInfo::space_weight() simply returns the weight for the space
+/// evaluation for this material configuration.
+
+inline int MaterialInfo::space_weight() const {
+
+  return spaceWeight;
+}
+
+
 /// MaterialInfo::specialized_eval_exists decides whether there is a
 /// specialized evaluation function for the current material configuration,
 /// or if the normal evaluation function should be used.