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首先,我在force.com APEX中对此进行了编码。纬度/经度列表中的点
我有一个Google地球KML。在这个KML文件我有一系列坐标:
<coordinates>
-73.920776,40.710476,0.000000
-73.926125,40.705692,0.000000
-73.933609,40.702782,0.000000
...
...
-73.924210,40.714085,0.000000
-73.922409,40.712849,0.000000
-73.920776,40.710476,0.000000
</coordinates>
我想要做的就是创建一个有我所有的坐标的数组,然后能够检查一个给定的经/纬度落在坐标系中。我已经查看了多边形内的点,但希望看看是否有更简单的方法。
感谢 弗兰克
[Convex Hull](http://en.wikipedia.org/wiki/Convex_hull)怎么样? – 2011-08-11 05:20:09