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多边形计算公式 #19

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MoRunChang2015 opened this issue Jun 11, 2018 · 1 comment

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MoRunChang2015 commented Jun 11, 2018

game-server/game-ai/src/main/java/com/jzy/game/ai/nav/polygon/Polygon.java

Line 166 in bb5f18e

totalArea += ((points.get(i).x - points.get(i + 1).x)

这里的多边形计算公式原理是什么？
通常多边形的计算公式应该是Sum(XkZk+1 - Xk+1Zk)/ 2)

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jzyong commented Jun 13, 2018

https://www.cnblogs.com/TenosDoIt/p/4047211.html

jzyong added the question label

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