const p2 = this.getPiece(x2, y2);
return (
p1 != p2 &&
- [V.QUEEN, V.ROOK, V.KNIGHT, V.BISHOP].includes(p1) &&
- [V.QUEEN, V.ROOK, V.KNIGHT, V.BISHOP].includes(p2) &&
+ [V.QUEEN, V.RN, V.BN, V.ROOK, V.KNIGHT, V.BISHOP].includes(p1) &&
+ [V.QUEEN, V.RN, V.BN, V.ROOK, V.KNIGHT, V.BISHOP].includes(p2) &&
(p1 != V.QUEEN || p2 == V.KNIGHT) &&
- (p2 != V.QUEEN || p1 == V.KNIGHT)
+ (p2 != V.QUEEN || p1 == V.KNIGHT) &&
+ (p1 != V.RN || p2 == V.BISHOP) &&
+ (p2 != V.RN || p1 == V.BISHOP) &&
+ (p1 != V.BN || p2 == V.ROOK) &&
+ (p2 != V.BN || p1 == V.ROOK)
);
}