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Re: polygon intersection routine in IDL [message #52544 is a reply to message #52543]

Tue, 13 February 2007 19:47

mmeron
Messages: 44
Registered: October 2003

Member

In article <1171422915.745198.302630@m58g2000cwm.googlegroups.com>, "Weihua FANG" <weihua.fang@gmail.com> writes:
> hi, all,
>
> I need a routine to get the exact intersection, to be returned as a
> polygon, of 2 polygons (could be convex or concave) . I did some
> search and found similar routines from the libs of motley and Dr.
> D.Faning. but seems not the exact one i am looking for.
>
> Is there anybody knows such a routine in IDL?
>
> thanks a lot.
>
There is a routine like this in my library. You can find the library
on the users contribution page of RSI, under the name MIDL (or
MIDL_LIB). I'm not sure they put the newest library version up yet
but the routine exists in the older version as well. The routine's
name is SHAPE_OVERLAP.

Mati Meron | "When you argue with a fool,
meron@cars.uchicago.edu | chances are he is doing just the same"

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[Message index]

		Re: polygon intersection routine in IDL By: Weihua FANG on Tue, 13 February 2007 22:07
		Re: polygon intersection routine in IDL By: Weihua FANG on Tue, 13 February 2007 20:00
		Re: polygon intersection routine in IDL By: mmeron on Tue, 13 February 2007 19:47
		Re: polygon intersection routine in IDL By: mmeron on Wed, 14 February 2007 02:21

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