public BoardPositions GetMovableBoardPositions(
PlayerType player,
BoardPosition position,
Board board,
BoardPositions turnPlayerKomaPositions,
BoardPositions opponentKomaPositions)
{
var positions = new BoardPositions();
// [後手なら移動可能位置は反転される]
var toRelativePos = RelativeBoardPosition;
if (player == PlayerType.SecondPlayer)
{
toRelativePos = toRelativePos.Reverse();
}
var toPos = position.Add(toRelativePos);
if (board.Positions.Contains(toPos))
{
if (!turnPlayerKomaPositions.Contains(toPos))
{
positions = positions.Add(toPos);
}
}
return(positions);
}
public BoardPositions GetMovableBoardPositions(
PlayerType player,
BoardPosition position,
Board board,
BoardPositions turnPlayerKomaPositions,
BoardPositions opponentKomaPositions)
{
var positions = new BoardPositions();
// [後手なら移動可能位置は反転される]
var toRelativePos = RelativeBoardPosition;
if (player == PlayerType.SecondPlayer)
{
toRelativePos = toRelativePos.Reverse();
}
for (var toPos = position.Add(toRelativePos); ; toPos = toPos.Add(toRelativePos))
{
// [盤の範囲外に来たら移動不可]
if (!board.Positions.Contains(toPos))
{
break;
}
// [自分の駒に当たったら移動不可]]
if (turnPlayerKomaPositions.Contains(toPos))
{
break;
}
positions = positions.Add(toPos);
// [相手の駒があったらその先は移動できない]
if (opponentKomaPositions.Contains(toPos))
{
break;
}
}
return(positions);
}