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Re: image on map [message #58037 is a reply to message #58035]

Sat, 12 January 2008 06:31

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

skymaxwell@gmail.com writes:

> I have 'world.bmp' file. I load it to IDL. Set map projection by
> MAP_SET. Then use MAP_IMAGE,
> but image there must be 2D array so before i use REFORM. If i display
> image by TV, it's now same colors as origin BMP file. So how fix it ?

Here is an article that describes how to put a true-color
image on a map projection:

http://www.dfanning.com/tips/map_image24.html

> and another question. My BMP file have size (600,360) when i use
> MAP_SET some pixels on top and bottom don't used. i was looked in help
> - MAP_SET use only [+80;-80] degrees on latitude. how use [-90;+90] ?

I've never heard of this, and doubt that it is true. :-)

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: image on map By: Foldy Lajos on Sat, 12 January 2008 12:49
		Re: image on map By: David Fanning on Sat, 12 January 2008 12:23
		Re: image on map By: skymaxwell@gmail.com on Sat, 12 January 2008 11:44
		Re: image on map By: David Fanning on Sat, 12 January 2008 06:31

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