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Re: Anyone can explain this? [message #64194 is a reply to message #64185]

Sun, 07 December 2008 15:45

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

xiao writes:

> Hi ~ guys. I have a question about the contour command. When I call
> it like this:
> ...
> It shows me the right color and I can change the color in the contour
> command, Why is that? Any one got ideas?

The contour command requires that you use index colors. Load your
R, G, and B vectors into the color table, then set up C_COLOR like
this:

Device, Get_Decomposed=theState, DECOMPOSED=0
TVLCT, r, g, b, 1
Map_Set, ...
CONTOUR, ...., C_COLORS=Indgen(64)+1B
Device, DECOMPOSED=theState

Cheers,

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

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[Message index]

		Re: Anyone can explain this? By: xiao zhang on Mon, 08 December 2008 17:49
		Re: Anyone can explain this? By: David Fanning on Sun, 07 December 2008 15:45
		Re: Anyone can explain this? By: xiao zhang on Wed, 10 December 2008 09:32

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