public bool PlayerIsNear(int x, int y)
{
int near = 15;
var playerPos = PlayerController.instance.transform.position;
return x < (int)(playerPos.x + 15.5) + near &&
x > (int)(playerPos.x + 15.5) - near &&
y < (int)(playerPos.y + 15.5) + near &&
y > (int)(playerPos.y + 15.5) - near;
}