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Re: TV, channel and postscript file [message #44780]

Wed, 13 July 2005 12:05

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

ismxray@yahoo.com writes:

> I have three 2-D images chan01,chan02 and chan03. For some reason, I
> can get a pretty picture if I do like this
> IDL> tv,chan01 & tv,chan02,chan=2 & tv,chan03,chan=3
> But if I just use "tv,
> reform([[chan01],[chan02],]chan03]],3000,3000,3),true=3", the image in
> chan01 is barely to be seen. The only thing bother me is that it seems
> to me that the postscript (even z-buffer?) doesn't allow channel. And
> I don't want to first draw on direct graphic window, then read out the
> image and write to a ps file, which will reduce the resolution. Is
> there other wasy to work around? Thanks!

I think this will work both on your display and in PostScript:

IDL> TV, [ [[chan01]], [[chan02]], [[chan03]] ], True=3

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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Re: TV, channel and postscript file

By: David Fanning on Wed, 13 July 2005 12:05

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