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Forum: Event and Track Management
Re: Question Definition of local time (JungEun Elena Suh)
Date: 24 Feb, 2017
From: michel maire <michel maire>

On Fri, 24 Feb 2017 12:27:16 GMT, JungEun Elena Suh wrote:
> Dear Geant4 users
> 
> Hello,
> I have a small and stupid question about the definition of local time.
> 
> So, local time is 'time since the track was created'.
> 
> For example,
> A photon is generated by a primary particle and it is detected after travels 3 m.(and it takes ~ 10 ns in the real world.)
> 
> Then this local time means  1. The time that photon takes to be detected?(I mean, the time that it takes from the generation to the detection. in this case, ~ 10 ns) 
> or 2. it is a time that CPU takes to simulate from the generation of the photon to the detection?
> 
> I think 1. is right, but I want to be sure.
> 
> Am I right?

     Yes

> 
> And... could you allow me one more question?
> Is there any problem that I get this value in the following way?
> step->GetTrack()->GetLocalTime()

    OK

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