| 766 | //------------------------------------------------------------------------------ |
| 767 | |
| 768 | void SwapPoints(IntPoint &pt1, IntPoint &pt2) |
| 769 | { |
| 770 | IntPoint tmp = pt1; |
| 771 | pt1 = pt2; |
| 772 | pt2 = tmp; |
| 773 | } |
| 774 | //------------------------------------------------------------------------------ |
| 775 | |
| 776 | bool GetOverlapSegment(IntPoint pt1a, IntPoint pt1b, IntPoint pt2a, |