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Re: plot (x,y,z) triplets as a surface? [message #17666 is a reply to message #17584]

Wed, 03 November 1999 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Andrew (noymer@my-deja.com) writes:

> I have some surface data that are generated by a computer
> simulation I wrote. The simulation itself is not written in IDL,
> it's an external program that produces an ASCII data set. Before
> switching to IDL, I used a plotting program that required the surface
> data to be z only, with x and y determined by column and row.
>
> As far as I can tell, this is also IDL's preferred way to read
> surface data. Obviously, it is a more economical way to store surface
> data. However, economy aside, for many reasons I would prefer to
> have my simulation output (x,y,z) triplets. The x,y values ARE evenly
> spaced but I would STILL like to output the data as triplets. Call
> me stubborn.
>
> Is there any way to read (x,y,z) triplets into IDL and make a
> surface? Sorry if this is a terrible newbie question.

I've been meaning to write an article about gridding
data for a SURFACE plot for about 5 years now. This
question finally pushed me over the edge. You can find
it here:

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

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		plot (x,y,z) triplets as a surface? By: noymer on Tue, 02 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: Mirko Vukovic on Thu, 04 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: noymer on Thu, 04 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: Mark Hadfield on Thu, 04 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: Mark Hadfield on Thu, 04 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: davidf on Wed, 03 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: davidf on Wed, 03 November 1999 00:00
		Re: plot (x,y,z) triplets as a surface? By: davidf on Wed, 03 November 1999 00:00

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