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Re: display position arrays on an image [message #88795 is a reply to message #88794]

Fri, 20 June 2014 09:32

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

g.nacarts@gmail.com writes:

> I am using the tvscl command to display the image. But I tried the save command and I just had the position vectors. The image is not shown anywhere.
> My code was like this:
>
> cgDisplay, 550, 550
> cgimage, image, /save
> cgDrawVectors, x, y, pos_x, pos_y,fraction=0.001, /ORDERED
>

Try setting the SCALE keyword on cgImage.

Cheers,

David

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

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[Message index]

		display position arrays on an image By: g.nacarts on Thu, 19 June 2014 13:52
		Re: display position arrays on an image By: g.nacarts on Thu, 19 June 2014 13:53
		Re: display position arrays on an image By: David Fanning on Thu, 19 June 2014 15:24
		Re: display position arrays on an image By: g.nacarts on Fri, 20 June 2014 04:54
		Re: display position arrays on an image By: David Fanning on Fri, 20 June 2014 09:32
		Re: display position arrays on an image By: g.nacarts on Sat, 21 June 2014 12:11
		Re: display position arrays on an image By: David Fanning on Sat, 21 June 2014 12:31
		Re: display position arrays on an image By: g.nacarts on Sat, 21 June 2014 12:43
		Re: display position arrays on an image By: g.nacarts on Sat, 21 June 2014 12:49
		Re: display position arrays on an image By: David Fanning on Sat, 21 June 2014 20:25
		Re: display position arrays on an image By: g.nacarts on Mon, 23 June 2014 03:43
		Re: display position arrays on an image By: Phillip Bitzer on Mon, 23 June 2014 08:54

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