i += step[0];
j += step[1];
}
- if (i>=0 && i<8 && j>=0 && j<8 && this.canTake([x,y], [i,j]))
+ if (i>=0 && i<sizeX && j>=0 && j<sizeY && this.canTake([x,y], [i,j]))
moves.push(this.getBasicMove([x,y], [i,j]));
}
return moves;
// Is square x,y attacked by pawns of color c ?
isAttackedByPawn([x,y], colors)
{
+ const [sizeX,sizeY] = VariantRules.size;
for (let c of colors)
{
let pawnShift = (c=="w" ? 1 : -1);
- if (x+pawnShift>=0 && x+pawnShift<8)
+ if (x+pawnShift>=0 && x+pawnShift<sizeX)
{
for (let i of [-1,1])
{
- if (y+i>=0 && y+i<8 && this.getPiece(x+pawnShift,y+i)==VariantRules.PAWN
+ if (y+i>=0 && y+i<sizeY && this.getPiece(x+pawnShift,y+i)==VariantRules.PAWN
&& this.getColor(x+pawnShift,y+i)==c)
{
return true;
// Generic method for non-pawn pieces ("sliding or jumping"): is x,y attacked by piece != color ?
isAttackedBySlideNJump([x,y], colors, piece, steps, oneStep)
{
+ const [sizeX,sizeY] = VariantRules.size;
for (let step of steps)
{
let rx = x+step[0], ry = y+step[1];
- while (rx>=0 && rx<8 && ry>=0 && ry<8 && this.board[rx][ry] == VariantRules.EMPTY
- && !oneStep)
+ while (rx>=0 && rx<sizeX && ry>=0 && ry<sizeY
+ && this.board[rx][ry] == VariantRules.EMPTY && !oneStep)
{
rx += step[0];
ry += step[1];
}
- if (rx>=0 && rx<8 && ry>=0 && ry<8 && this.board[rx][ry] != VariantRules.EMPTY
+ if (rx>=0 && rx<sizeX && ry>=0 && ry<sizeY
+ && this.board[rx][ry] != VariantRules.EMPTY
&& this.getPiece(rx,ry) == piece && colors.includes(this.getColor(rx,ry)))
{
return true;