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Article View: comp.graphics.avs
Article #33

Re: Help required in using upstream data

#33
From: Terry Myerson
Date: Wed, 05 Aug 1992 19:43
56 lines
2356 bytes
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Hi Harpreet -

I am not exactly sure if this is the answer to you query, but I'll give
it a shot anyways...

The picking feature of AVS will only allow the selection of the nearest
vertice or object.  It does not support picking an arbitrary place in space -
as this would be truly arbitrary on a 2D display system.  A great example
of this feature is the awesome create_geom module which requires the
generate_grid
module to work ( if there is an empty scene )

Good Luck -

Terry

---
Terry Myerson
International AVS Center
North Carolina Supercomputing Center
avs@ncsc.org


Hi AVS users,
	I have a small problem. I am trying to use upstream data
in AVS so that the module is notified whenever the first button
of the mouse is pressed so that I can know the coordinates at
that point. The problem is that sometimes the coordinates 
returned by two or more consecuitive clicks at different places
return the same value of the coordinates. I am using the
same struct upstream_geom as is given in the example pic_cube.c.

Any help will be appreciated.

Thanks

Harpreet
--
~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'
~'  Harpreet Singh                      e-mail:hsingh@turing.chem.uh.edu  ~'
~'  @University Of Houston              v-mail:(713)743-3328,(713)748-7292~'
~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'~'
**** End included article

@ncsc.org 
Organization: North Carolina Supercomputing Center
Subject: Re: Help required in using upstream data
Keywords: 


Terry Myerson
International AVS Center
North Carolina Supercomputing Center
avs@ncsc.org
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References: <1992Jul20.172036.15106@menudo.uh.edu>

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From: avs@ncsc.org (Terry Myerson)
Newsgroups: comp.graphics.avs
Subject: Re: Help required in using upstream data
Message-ID: <BsJ04s.92o@doppler.ncsc.org>
Date: 5 Aug 92 19:43:40 GMT
References: <1992Jul20.172036.15106@menudo.uh.edu>
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Reply-To: avsIn article <1992Jul20.172036.15106@menudo.uh.edu>, hsingh@Turing.chem.uh.edu (Harpreet Singh) writes:
Organization: North Carolina Supercomputing Center
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