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Re: Use IDLanROI or not [message #84413 is a reply to message #84412]

Mon, 03 June 2013 07:27

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Fabien writes:

> Anyways, I would also suggest to use it but be careful. The output
> depends on what you define as grid and grid points. I use mostly
> atmospheric model data where grid coordinates are located in the center
> of the pixels, while in imagery it is often at the corner. Every time I
> start to think about this again I have to redo the tests by myself to
> remember which point of view IDLanROI uses ;-)

And then, of course, whether the origin is in the lower-left or upper-
left and... Oh, my head is hurting again!

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Re: Use IDLanROI or not By: David Fanning on Mon, 03 June 2013 07:29
		Re: Use IDLanROI or not By: David Fanning on Mon, 03 June 2013 07:27
		Re: Use IDLanROI or not By: Fabzi on Mon, 03 June 2013 07:22
		Re: Use IDLanROI or not By: Helder Marchetto on Mon, 03 June 2013 07:19
		Re: Use IDLanROI or not By: David Fanning on Mon, 03 June 2013 07:03

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