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Re: IDL set_plot [message #67938] Fri, 04 September 2009 07:53
Maarten[1] is currently offline  Maarten[1]
Messages: 176
Registered: November 2005
Senior Member
On Sep 4, 4:06 pm, David Fanning <n...@dfanning.com> wrote:
> Maarten writes:
>> There can be only one current graphics device at any time, and thus
>> you can generate only one PS file in one run. A possible solution is
>> to first run the inner loop, and then run the outer loop.
>
> I'm not exactly sure what "one run" means. It is true
> that PostScript files can only be generated one at a time,
> but if a "run" is an IDL program, you can generate as many
> as you like in that program, as long as you do it one at
> a time. You can also generate as many "pages" of PostScript
> output as you like in a single PostScript file.

Yes. Communication: missing one another's point as closely as
possible. (problem probably exists at the sender).

"One run" in the context here, I meant to say: if you want to jump
from one PS file to another, and alternate between the different files
at will, that is not possible. If you want to generate a large number
of PS files sequentially: go right ahead. Also adding pages to a PS
file: fine, but only to one PS file at any one time.

Maarten
Re: IDL set_plot [message #67940 is a reply to message #67938] Fri, 04 September 2009 07:06 Go to previous message
David Fanning is currently offline  David Fanning
Messages: 11724
Registered: August 2001
Senior Member
Maarten writes:

> There can be only one current graphics device at any time, and thus
> you can generate only one PS file in one run. A possible solution is
> to first run the inner loop, and then run the outer loop.

I'm not exactly sure what "one run" means. It is true
that PostScript files can only be generated one at a time,
but if a "run" is an IDL program, you can generate as many
as you like in that program, as long as you do it one at
a time. You can also generate as many "pages" of PostScript
output as you like in a single PostScript file.

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.")
Re: IDL set_plot [message #67942 is a reply to message #67940] Fri, 04 September 2009 06:25 Go to previous message
Maarten[1] is currently offline  Maarten[1]
Messages: 176
Registered: November 2005
Senior Member
On Sep 4, 2:46 pm, "Thibault ." <garthalg...@yahoo.fr> wrote:
> Hi, i am trying with IDL to open two set_plot,'ps', one into the
> other, but it does not really work:

> Do you know if there exist any documentation about this "entangled
> set_plot" problem?

There can be only one current graphics device at any time, and thus
you can generate only one PS file in one run. A possible solution is
to first run the inner loop, and then run the outer loop.

Maarten
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