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Re: plotting vectors on maps [message #31093 is a reply to message #31078]

Mon, 17 June 2002 09:07

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

David Bowman (dbowman@fullerton.edu) writes:

> Hi All. I've been banging my head against the wall trying to get IDL to
> plot vectors onto a map. VEL, VELOVECT and their cousins work ok,
> however they all require gridded data. My data are a dozen or so more
> or less randomly located geographical points with X (East) and Y (North)
> velocity components. Does anybody have/know of a simple plot routine
> that accepts U,V,x,y as vectors, rather than 2-D arrays?

VELOVECT doesn't require gridded data. That is the whole
point of the optional X and Y vectors. These vectors
place the vectors randomly on the plot.

Cheers,

David
--
David W. Fanning, Ph.D.
Fanning Software Consulting, Inc.
Phone: 970-221-0438, E-mail: david@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		Re: plotting vectors on maps By: btupper on Tue, 18 June 2002 08:47
		Re: plotting vectors on maps By: David Fanning on Mon, 17 June 2002 09:07
		Re: plotting vectors on maps By: jecca.baker on Wed, 23 March 2016 11:01

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