matlab练习程序(多边形顶点凹凸性)生成简单多边形后,有时还需要对多边形各顶点的凹凸性做判断。先计算待处理点与相邻点的两个向量,再计算两向量的叉乘,根据求得结果的正负可以判断凹凸性。结果为负则为凹顶点,为正则为凸顶点。凹顶点用o表示,凸顶点用*表示。...">
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Polygon vertices convexity

njwhat
2014-11-11 02:56:49
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decoration:none;">matlab练习程序(多边形顶点凹凸性)

生成简单多边形后,有时还需要对多边形各顶点的凹凸性做判断。

先计算待处理点与相邻点的两个向量,再计算两向量的叉乘,根据求得结果的正负可以判断凹凸性。

结果为负则为凹顶点,为正则为凸顶点。

凹顶点用o表示,凸顶点用*表示。


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多边形顶点凹凸性)0.00 B41%|11-11-14
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Polygon vertices convexity (20.84 kB)

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