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Re: Where can I find a description of the !MAP structure tags? [message #69375 is a reply to message #69374]

Fri, 15 January 2010 06:11

Nicolas
Messages: 15
Registered: September 2007

Junior Member

Hi David,

I actually make use of both the MAP_PROJ*** routines and the Snyder
book,
but I wanted to make sure to understand what IDL does and the meaning
of each tag in the !MAP structure.

Thank you anyway,
Nicolas

On Jan 14, 3:54 pm, David Fanning <n...@dfanning.com> wrote:
> Nicolas writes:
>> I'm trying to use and adapt IDL mapping module to produce planetary
>> map products.
>> Where can I find a description of the !MAP structure tags?
>> IDL documentation doesn't say a word and I can't find anything
>> anywhere. :'(
>
> I think you are looking in the wrong place. If I were going
> to produce planetary map products, I would be studying the
> MAP_PROJ_**** routines. These will create the map structure
> that you can use for any of your needs without knowing
> anything much about it.
>
> In any case, if you want to know more about it, you
> will have to study Snyder or some other, equally
> technical, book on map projections. Nothing in the
> IDL documentation will help.
>
> 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: Where can I find a description of the !MAP structure tags? By: David Fanning on Fri, 15 January 2010 06:51
		Re: Where can I find a description of the !MAP structure tags? By: Nicolas on Fri, 15 January 2010 06:11
		Re: Where can I find a description of the !MAP structure tags? By: David Fanning on Thu, 14 January 2010 06:54

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