Initial import of Glaurung 2.1

src/scale.h

@@ -0,0 +1,51 @@
+/*
+  Glaurung, a UCI chess playing engine.
+  Copyright (C) 2004-2008 Tord Romstad
+
+  Glaurung is free software: you can redistribute it and/or modify
+  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.
+  
+  Glaurung 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/>.
+*/
+
+
+#if !defined(SCALE_H_INCLUDED)
+#define SCALE_H_INCLUDED
+
+////
+//// Includes
+////
+
+#include "value.h"
+
+
+////
+//// Types
+////
+
+enum ScaleFactor {
+  SCALE_FACTOR_ZERO = 0,
+  SCALE_FACTOR_NORMAL = 64,
+  SCALE_FACTOR_MAX = 128,
+  SCALE_FACTOR_NONE = 255
+};
+
+
+////
+//// Inline functions
+////
+
+inline Value apply_scale_factor(Value v, ScaleFactor f) {
+  return Value((v * f) / int(SCALE_FACTOR_NORMAL));
+}
+
+
+#endif // !defined(SCALE_H_INCLUDED)