crop xyz map

2012 2 1
1 个回答
4 次查看（30 天）

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I have a topographic map in xyz format (x,y,elevation). I'm wondering if there exists a function that returns the points inside a given closed polygon.
Input would be at least 3 pts and output would be points inside this polygon.
THank you very much,
Eric

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回答（1 个）

Image Analyst
Image Analyst 2012-2-1

0 个投票

Yes, there is. Try inpolygon().

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Eric
Eric
2012-2-1

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