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Re: error with ARROW [message #58377]

Tue, 29 January 2008 08:45

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

nakisa writes:

> I have a file includes (x,y) and (x2,y2). I want use ARROW and each
> of (x,y) connect to (x2,y2) .
> After reading data from the file to IDL , I wrote
> ARROW, x,y,x2,y2
> But it doesn't work correctly, Where is the mistake ? It plot
> nothing !

What sort of coordinate system are you using? Are
your data in this coordinate system? In other
works, what method is IDL using to locate these
data points in a display window?

Cheers,

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

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[Message index]

		Re: error with ARROW By: David Fanning on Tue, 29 January 2008 08:45
		Re: error with ARROW By: Spon on Tue, 29 January 2008 08:41
		Re: error with ARROW By: nakisa on Wed, 30 January 2008 06:58

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