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Re: Cross-section [message #40314 is a reply to message #6829]

Tue, 03 August 2004 05:59

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Einar M. Einarsson writes:

> I have some meteorological data in 3d arrays and want to be able to
> plot crossections out of these arrays in any direction. That is in an
> "ideal IDL world" I would have a procedure like this:
>
> Cr_sect=get_a_cross_section_procedure(start_point, end_point)
>
> Where data is a 3d array, lets say (100,200,40) and then start_point
> would be eg. [60,70] and end_point [90,180] that is I want an array
> out of this procedure that would represent that non perpendicular line
> in the data array.
>
> Does anybody know about a IDL tool that I can use to do this?

Here is an article that illustrates how to create
an arbitrary profile between two points in a 2D
array. I think all you will have to do is extend
the concept to 3D.

http://www.dfanning.com/ip_tips/image_profile.html

Cheers,

David

P.S. Please be sure to send me the details when you get
this done so I can update my article. :-)

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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[Message index]

		Cross-section By: Richard Dixon on Tue, 27 August 1996 00:00
		Re: Cross-section By: pford on Sat, 07 September 1996 00:00
		Re: Cross-section By: David Fanning on Tue, 03 August 2004 05:59

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