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Re: Interactively placing points onto 3D surfaces

• To: mathgroup at smc.vnet.net
• Subject: [mg129037] Re: Interactively placing points onto 3D surfaces
• From: Szabolcs <szhorvat at gmail.com>
• Date: Sun, 9 Dec 2012 11:02:37 -0500 (EST)
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• References: <k9s2ql$mod$1@smc.vnet.net>

Please take a look at this post:

http://mathematica.stackexchange.com/questions/3015/how-to-show-values-of-points-on-surface-plotted-with-contourplot3d/3017

It is very similar to what you are asking for: a 3D Locator constrained to a surface.

On Friday, 7 December 2012 01:37:09 UTC-5, tk52  wrote:
> Howdy folks.
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> Could someone please help smash thru my current brick wall?
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> I generate 3D surfaces from medical anatomy files (".off" files). I would like to be able to scroll the mouse over the surface & click to set an interactive point on the surface, & have the program be able to read the {x,y,z} coordinates of the new point.
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> Can anyone point me in the right direction.
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> Thanks very much.
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> Tom