// Measures how many squares a piece can attack in a given direction
func AttackRay(p *engine.Piece, b *engine.Board, dir [2]int) int {
if p.Captured {
return 0
}
if !p.Infinite_direction {
return 1
}
for n := 1; n < 8; n++ {
s := &engine.Square{
X: p.Position.X + dir[0]*n,
Y: p.Position.Y + dir[1]*n,
}
if occupied, _ := b.Occupied(s); occupied != 0 {
if occupied == -2 {
return n - 1
}
return n
}
}
return 7
}
