public abstract bool Collide(GridMask mask, float dx = 0, float dy = 0);
public override bool Collide(GridMask mask, float dx = 0, float dy = 0)
{
throw new NotImplementedException();
}
public override bool Collide(GridMask mask, float dx = 0, float dy = 0)
{
return mask.Collide(this, -dx, -dy);
}
public override bool Collide(GridMask mask, float dx = 0, float dy = 0)
{
if (Intersects(mask.AbsoluteLeft, mask.AbsoluteTop, mask.Width, mask.Height, dx, dy))
{
int x = (int)((AbsoluteLeft + dx - mask.AbsoluteLeft) / mask.CellWidth);
int y = (int)((AbsoluteTop + dy - mask.AbsoluteTop) / mask.CellHeight);
int width = (int)((AbsoluteRight + dx - mask.AbsoluteLeft - 1) / mask.CellWidth) - x + 1;
int height = (int)((AbsoluteBottom + dy - mask.AbsoluteTop - 1) / mask.CellHeight) - y + 1;
return mask.CheckRegion(x, y, width, height);
}
return false;
}