| 774 | //------------------------------------------------------------------------------ |
| 775 | |
| 776 | bool GetOverlapSegment(IntPoint pt1a, IntPoint pt1b, IntPoint pt2a, |
| 777 | IntPoint pt2b, IntPoint &pt1, IntPoint &pt2) |
| 778 | { |
| 779 | //precondition: segments are Collinear. |
| 780 | if (Abs(pt1a.X - pt1b.X) > Abs(pt1a.Y - pt1b.Y)) |
| 781 | { |
| 782 | if (pt1a.X > pt1b.X) SwapPoints(pt1a, pt1b); |
| 783 | if (pt2a.X > pt2b.X) SwapPoints(pt2a, pt2b); |
| 784 | if (pt1a.X > pt2a.X) pt1 = pt1a; else pt1 = pt2a; |
| 785 | if (pt1b.X < pt2b.X) pt2 = pt1b; else pt2 = pt2b; |
| 786 | return pt1.X < pt2.X; |
| 787 | } else |
| 788 | { |
| 789 | if (pt1a.Y < pt1b.Y) SwapPoints(pt1a, pt1b); |
| 790 | if (pt2a.Y < pt2b.Y) SwapPoints(pt2a, pt2b); |
| 791 | if (pt1a.Y < pt2a.Y) pt1 = pt1a; else pt1 = pt2a; |
| 792 | if (pt1b.Y > pt2b.Y) pt2 = pt1b; else pt2 = pt2b; |
| 793 | return pt1.Y > pt2.Y; |
| 794 | } |
| 795 | } |
| 796 | //------------------------------------------------------------------------------ |
| 797 | |
| 798 | bool FirstIsBottomPt(const OutPt* btmPt1, const OutPt* btmPt2) |
nothing calls this directly
no test coverage detected