RE: Re: Different displays of TGeo Union in TPad/X3D and OpenGL

From: Fine, Valeri <fine_at_bnl.gov>
Date: Wed, 14 Feb 2007 12:50:10 -0500

Hi Brett, The documentation
http://root.cern.ch/root/htmldoc/TGeoCompositeShape.html says,
"...
Visualization of such volumes is currently not implemented. ..."

I wondering if this is the reason for your observation.

Best Regards

                         Valeri Fine

---

Brookhaven National Laboratory
Upton, NY 11973, USA
Phone: +1 631 344 7806
Fax: +1 631 344 4206
E-mail: fine_at_bnl.gov

> -----Original Message-----
> From: owner-roottalk_at_pcroot.cern.ch

[mailto:owner-roottalk_at_pcroot.cern.ch]
> On Behalf Of Brett Viren
> Sent: Wednesday, February 14, 2007 12:17 PM
> To: roottalk_at_pcroot.cern.ch
> Subject: [ROOT] Re: Different displays of TGeo Union in TPad/X3D and
> OpenGL
>
> My original message (below) didn't seem to show up to the list. Did
> the attachements cause it to be dropped? In case it's so, I've put
> the files at:
>
> http://nwg.phy.bnl.gov/~bviren/root/pmt-geom-prob/
>
> Thanks for any help,
> -Brett.
>
>
> Brett Viren <bv_at_bnl.gov> writes:
>
> > Hi,
> >
> > I have a simple model of a PMT using a union of two spherical shell
> > segments plus a tube providing a simple base. In TPad and X3D this
> > displays as I expect but in the OpenGL viewer there is a large gap
> > between the two sphere segments (see attached for screen shots and
> > root file holding the geometry).
> >
> > Is this kind of artifact common or is it possible my geometry is not
> > constructed correctly?
> >
> > This is with ROOT 5.14/00 on Debian x86.
> >
> > Thanks,
> > -Brett.
Received on Wed Feb 14 2007 - 18:50:43 CET