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Szcnorya

Szcnorya

V2EX member #142578, joined on 2015-10-15 00:42:32 +08:00
Szcnorya's recent replies
如果说蓝色点是 UI 层的固定点的话,那你要做的就相当于用平移,拉伸,旋转让蓝色点连线和紫色点连线重合,旋转你可以通过计算两条直线夹角,拉伸长度可以通过线段长度比计算出,最后用平移对准。大体可以用这样的思路实现。
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