Re: [ROOT] 3D visualization

From: Rene Brun (Rene.Brun@cern.ch)
Date: Tue Oct 30 2001 - 12:24:37 MET


Hi Olivier,

I know about this problem. I started improving this a few months ago
and did not finished the work. See the commented lines at:

  http://root.cern.ch/root/htmldoc/src/TView.cxx.html#TView:WCtoNDC

I would like to have the pad-level graphics able to show the same kind
of pictures than you can get in X3D. This will come once our new geometry
package will be ready. We are actively working on this right now, but it is
too early to say more at this level. We would like to get a reasonable
working prototype before starting a discussion (probably in January).

Rene Brun

Oliver Gutsche wrote:
> 
> Hi Rooters,
> 
> I am currenty working for a team developping a new event display based on
> root. I have two questions concerning 3D visualization. I am new in the
> root business and I am only currently subscribed to this list, so excuse
> me for posting already answered questions.
> 
> 1. I want to display TShapes in TNodes in a TPad in my TCanvas (standard).
> The Shapes are displayed correctly, but scaled differently in all
> directions, so that the display does not look like the view in X3D.
> (For example, the top  view of a TTUBE does not look like a circle.) How
> can I manage to display  my Shapes in my Pad in the correct scaling in an
> easy way?
> 
> 2. Is it possible to include the X3D or OpenGL views like Pads in a
> Canvas?
> 
> Thanks for your help!
> 
> OLI
> 
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