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Forum: Geometry
Re: Question Deregister logical/physical volumes (Giuseppe Vacanti)
Date: 31 May, 2016
From: Gabriele Cosmo <Gabriele Cosmo>

Hi Giuseppe,

you may want to exploit the use of G4AssemblyVolume.

Cheers, Gabriele

-------------
On Mon, 18 Apr 2016 20:18:41 GMT, Giuseppe Vacanti wrote:
> Hi,
> 
> I have a detector made of a few objects, and for convenience I assemble
> the detector objects inside a box, so that I can position all the
> detector objects easily.
> 
> This however leads to there being an extra box in the geometry, and I
> get extra events that call a user action when the particles enter/exit
> the box. I would like to make the box invisible to the navigator so I
> don't have to pay any attention to the particles crossing the boundary
> of a volume that is not really part of the experiment.
> 
> I tried something like:
> 
>  - open geometry
>  - deregister the physical/logical volume corresponding to the box
>  - close geometry
> 
> but this seems to remove all the daughters contained in the box.
> 
> Is what I want possible, and if it is am I looking at the right way to
> go about it?
> 
> Thanks, Giuseppe
> 

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1 None: Re: Deregister logical/physical volumes   (Giuseppe Vacanti - 09 Jun, 2016)
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