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Re: New color palette [message #79608 is a reply to message #79606]

Tue, 20 March 2012 13:33

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

KH writes:

> I am looking for a cyan to blue to white to red to yellow color
> palette similar to the one here:
> http://www-meom.hmg.inpg.fr/Web/pages-perso/brankart/Ferret_ scripts/white_centered.gif.
>
> Specifically I am looking for a 256 version of the white_centered.spk
> palette from Ferret. It is my understanding that Ferret interpolates
> the colors from the following:
> 0 0 100 100
> 20 20 20 100
> 35 100 100 100
> 65 100 100 100
> 80 100 20 20
> 100 100 100 0
> I believe the first column is the percentage value, but I am just not
> sure how to use on 6 RGB values to get a full color palette I can use
> in IDL.
>
> Any assistance would be greatly appreciated.

You would do it like this:

http://www.idlcoyote.com/color_tips/create_colortable.html

Cheers,

David

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

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[Message index]

		Re: New color palette By: KH on Wed, 21 March 2012 11:02
		Re: New color palette By: KH on Wed, 21 March 2012 11:03
		Re: New color palette By: natha on Tue, 20 March 2012 18:12
		Re: New color palette By: David Fanning on Tue, 20 March 2012 13:33
		Re: New color palette By: Michael Galloy on Thu, 22 March 2012 10:13

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