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disproofPieces.h
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1/* disproofPieces.h
2 */
3#ifndef _DISPROOFPIECES_H
4#define _DISPROOFPIECES_H
5
7namespace osl
8{
9 namespace checkmate
10 {
11 class CheckMoveList;
13 {
14 static const PieceStand leaf(const SimpleState& state, Player defender,
15 const PieceStand max)
16 {
17 assert(state.turn() != defender);
18 PieceStand result;
19 ProofPiecesUtil::addMonopolizedPieces(state, defender, max, result);
20 return result;
21 }
22 static const PieceStand
23 defense(const PieceStand prev, Move move, const PieceStand max)
24 {
25 assert(move.isValid());
26 PieceStand result = prev;
27 if (move.isDrop())
28 {
29 const Ptype ptype = move.ptype();
30 if (result.get(ptype) < max.get(ptype))
31 result.add(ptype);
32 }
33 else
34 {
35 const Ptype captured = move.capturePtype();
36 if (isPiece(captured))
37 {
38 const Ptype ptype = unpromote(captured);
39 result.trySub(ptype);
40 }
41 }
42 return result;
43 }
44 static const PieceStand
45 attack(const CheckMoveList& moves, const SimpleState& state,
46 PieceStand max);
47 };
48
49 } // namespace checkmate
50} // osl
51
52#endif /* _DISPROOFPIECES_H */
53// ;;; Local Variables:
54// ;;; mode:c++
55// ;;; c-basic-offset:2
56// ;;; End:
圧縮していない moveの表現 .
bool isValid() const
Ptype ptype() const
bool isDrop() const
Ptype capturePtype() const
片方の手番の持駒の枚数を記録するクラス.
void add(Ptype type, unsigned int num=1)
void trySub(Ptype type)
1枚以上持っていれば減らす
unsigned int get(Ptype type) const
Player turn() const
Ptype
駒の種類を4ビットでコード化する
Definition basic_type.h:84
Ptype unpromote(Ptype ptype)
ptypeがpromote後の型の時に,promote前の型を返す. promoteしていない型の時はそのまま返す
Definition basic_type.h:157
Player
Definition basic_type.h:8
constexpr bool isPiece(Ptype ptype)
ptypeが空白やEDGEでないかのチェック
Definition basic_type.h:120
PtypeO captured(PtypeO ptypeO)
unpromoteすると共に,ownerを反転する.
Definition basic_type.h:264
static const PieceStand leaf(const SimpleState &state, Player defender, const PieceStand max)
static const PieceStand defense(const PieceStand prev, Move move, const PieceStand max)
static const PieceStand attack(const CheckMoveList &moves, const SimpleState &state, PieceStand max)
static void addMonopolizedPieces(const SimpleState &state, Player player, const PieceStand max, PieceStand &out)
alt(player) が持っていない種類の持駒を playerが持っていたら out に独占分を加算する.