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Re: increase the number of major tickmarks in plots [message #50132 is a reply to message #50116]

Tue, 12 September 2006 00:29

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Loknath writes:

> I am plotting pressure in the y axis and it varies from somewhere
> around 1005-1009 at the surface to 30-40 mb at the top of the layer I
> am using. Since I am using logarithmic scale the major tickmarks are
> 1000 and 100 so the labels I get in the graphs are these values. Fixing
> the numbe of ticks also does not help. Is there a way to show the
> values of the minor tickmarks in the plot or is there a way to increase
> the numbe of major tickmarks without changing the minimum and maximum
> value range in the plot?

This is a perennial favorite on the top-ten list of requested
IDL features, but it has never been added. Here is an article
that describes how I would do this, using Martin Schultz's
little program, LOGLEVELS.

http://www.dfanning.com/graphics_tips/minorlog.html

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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		Re: increase the number of major tickmarks in plots By: loknath on Tue, 12 September 2006 11:23
		Re: increase the number of major tickmarks in plots By: David Fanning on Tue, 12 September 2006 00:29

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