X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmovegen.h;h=62a121d7d291629e37aeebe32afe32fbc29776c6;hp=f14558e7ed4ea66a0b5ed9a3fea968d6fb7898ff;hb=950c8436edc50857b83eb3e0cbaca06407764655;hpb=54f1c383d36f461a740eeaa93856b408e8d3faa3

diff --git a/src/movegen.h b/src/movegen.h
index f14558e7..62a121d7 100644
--- a/src/movegen.h
+++ b/src/movegen.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) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -17,23 +17,51 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#if !defined(MOVEGEN_H_INCLUDED)
+#ifndef MOVEGEN_H_INCLUDED
 #define MOVEGEN_H_INCLUDED
 
-#include "position.h"
-
-enum MoveType {
-  MV_CAPTURE,
-  MV_NON_CAPTURE,
-  MV_CHECK,
-  MV_NON_CAPTURE_CHECK,
-  MV_EVASION,
-  MV_NON_EVASION,
-  MV_LEGAL,
-  MV_PSEUDO_LEGAL
+#include "types.h"
+
+class Position;
+
+enum GenType {
+  CAPTURES,
+  QUIETS,
+  QUIET_CHECKS,
+  EVASIONS,
+  NON_EVASIONS,
+  LEGAL
 };
 
-template<MoveType T>
-MoveStack* generate(const Position& pos, MoveStack* mlist);
+struct ExtMove {
+  Move move;
+  Value value;
+};
+
+inline bool operator<(const ExtMove& f, const ExtMove& s) {
+  return f.value < s.value;
+}
+
+template<GenType>
+ExtMove* generate(const Position& pos, ExtMove* moveList);
+
+/// The MoveList struct is a simple wrapper around generate(). It sometimes comes
+/// in handy to use this class instead of the low level generate() function.
+template<GenType T>
+struct MoveList {
+
+  explicit MoveList(const Position& pos) : cur(moveList), last(generate<T>(pos, moveList)) { last->move = MOVE_NONE; }
+  void operator++() { ++cur; }
+  Move operator*() const { return cur->move; }
+  size_t size() const { return last - moveList; }
+  bool contains(Move m) const {
+    for (const ExtMove* it(moveList); it != last; ++it) if (it->move == m) return true;
+    return false;
+  }
+
+private:
+  ExtMove moveList[MAX_MOVES];
+  ExtMove *cur, *last;
+};
 
-#endif // !defined(MOVEGEN_H_INCLUDED)
+#endif // #ifndef MOVEGEN_H_INCLUDED