Rewrite Book implementation

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index d2b37478e4ce681714fc11b654986da82a016209..61b164b89fa3d60155260ae60f9fca5f69a7f1f4 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -718,5 +718,11 @@ inline bool Position::has_pawn_on_7th(Color c) const {
   return pawns(c) & relative_rank_bb(c, RANK_7);
 }
 
+inline bool Position::move_is_capture(Move m) const {
+
+  // Move must not be MOVE_NONE !
+
+  return (!square_is_empty(move_to(m)) && !move_is_castle(m)) || move_is_ep(m);
+}
 
 #endif // !defined(POSITION_H_INCLUDED)