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嗯，我读懂了你的意思，我老把交点弄掉~~ 小建议是，你不用排y坐标，因为一条直线一个x只对应一个y..In Reply To:Re:不是这种情况哈，见内 Posted by:xiaox at 2008-02-25 14:03:47 > > 设 A，B的中点在 为F，如果F在CD上的话 > 那AF的中点就在外面了啊。 > 我说的方法是说把线段和多边形的交点要先都求出来再排序的。 Followed by: Post your reply here: |
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