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Re: 3D volume Visualization [message #86812 is a reply to message #86811]

Wed, 04 December 2013 16:39

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Amin Farhang writes:

> Thanks for your answer. but now the question is how we could paint a 3d isocontour to a desired color? for instance in below example is it possible to color the cloud to red? and how I could add axies to plot?
>
> IDL> RESTORE, FILEPATH('clouds3d.dat', SUBDIR=['examples','data'])
> IDL> SHADE_VOLUME, clouds, 0.1, v, p, /LOW
> IDL> s = SIZE(clouds)
> IDL> SCALE3, XRANGE=[0,S[1]], YRANGE=[0,S[2]], $
> IDL> ZRANGE=[0,S[3]], AX=0, AZ=45
> IDL> TV, POLYSHADE(v, p, /T3D)

This is *really* hard to do in direct graphics. Wouldn't you rather do
this in the true 3d coordinate system of object graphics? It would be so
much easier. Plus, you could rotate it to your heart's content.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		3D VOLUME VISUALIZATION By: MC on Wed, 19 February 2003 20:51
		Re: 3D VOLUME VISUALIZATION By: Dick Jackson on Thu, 20 February 2003 08:34
		Re: 3D VOLUME VISUALIZATION By: idle on Tue, 28 December 2004 19:06
		Re: 3D VOLUME VISUALIZATION By: s[1] on Thu, 20 February 2003 08:25
		Re: 3D VOLUME VISUALIZATION By: idle on Mon, 03 January 2005 13:55
		Re: 3D VOLUME VISUALIZATION By: Karl Schultz on Mon, 03 January 2005 14:38
		Re: 3D VOLUME VISUALIZATION By: Antonio Santiago on Tue, 28 December 2004 23:22
		Re: 3D volume Visualization By: David Fanning on Sat, 23 November 2013 05:46
		Re: 3D volume Visualization By: markb77 on Mon, 02 December 2013 05:12
		Re: 3D volume Visualization By: amin farhang on Wed, 04 December 2013 16:17
		Re: 3D volume Visualization By: David Fanning on Wed, 04 December 2013 16:39

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