A better contempt implementation for Stockfish (#1325)

[stockfish] / src / evaluate.h

diff --git a/src/evaluate.h b/src/evaluate.h
index 95a1f19b750ada6eca975a7f2de77e999392688e..d9e032556bb8ad840f78624cfd7c9b84b79122ba 100644 (file)
--- a/src/evaluate.h
+++ b/src/evaluate.h
@@ -31,6 +31,8 @@ namespace Eval {
 
 const Value Tempo = Value(20); // Must be visible to search
 
+extern Score Contempt;
+
 std::string trace(const Position& pos);
 
 Value evaluate(const Position& pos);