Convert project to Android Studio.

DroidFishApp/src/main/cpp/stockfish/movegen.h

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+/*
+  Stockfish, a UCI chess playing engine derived from Glaurung 2.1
+  Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
+  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, 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
+  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/>.
+*/
+
+#ifndef MOVEGEN_H_INCLUDED
+#define MOVEGEN_H_INCLUDED
+
+#include <algorithm>
+
+#include "types.h"
+
+class Position;
+
+enum GenType {
+  CAPTURES,
+  QUIETS,
+  QUIET_CHECKS,
+  EVASIONS,
+  NON_EVASIONS,
+  LEGAL
+};
+
+struct ExtMove {
+  Move move;
+  int value;
+
+  operator Move() const { return move; }
+  void operator=(Move m) { move = m; }
+
+  // Inhibit unwanted implicit conversions to Move
+  // with an ambiguity that yields to a compile error.
+  operator float() const = delete;
+};
+
+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) : last(generate<T>(pos, moveList)) {}
+  const ExtMove* begin() const { return moveList; }
+  const ExtMove* end() const { return last; }
+  size_t size() const { return last - moveList; }
+  bool contains(Move move) const {
+    return std::find(begin(), end(), move) != end();
+  }
+
+private:
+  ExtMove moveList[MAX_MOVES], *last;
+};
+
+#endif // #ifndef MOVEGEN_H_INCLUDED