Star-fst-l mailing list

[Zhenyu Ye <yezhenyu2003 AT gmail.com>]

Thanks for the clarification, Daniel, Te-Chuan.

What is the status of the Fast Simulators? Have the FST and sTGC codes been 
separated?

Zhenyu

> On Jul 11, 2019, at 10:20 AM, Te-Chuan Huang <tchuang.phys AT gmail.com> wrote:
> 
> Hi Zhenyu and Daniel,
> 
> The silicon and sTGC geometries could definitely be separated but we may 
> need to build up the GEANT hit tables for each of them (g2t_fst_hit and 
> g2t_tgc_hit ?).
> Currently, Zhenyu Chen and I just modified the old one (g2t_fts_hit) from 
> Jason to get our geometries work.
> I said “combine the two” just meant to get both geometries work in the same 
> geometry tag (just like ftsref6a we were using) for the further tests.
> 
> Cheers,
> Te-Chuan
> 
> 
>> On Jul 11, 2019, at 10:54 AM, Zhenyu Ye <yezhenyu2003 AT gmail.com> wrote:
>> 
>> Hi Te-Chuan,
>> 
>> Nice work. 
>> 
>> On the last slide, do you know what the motivation is  to merge FST and 
>> sTGC geometries? I think it is better to keep them separated, same for the 
>> simulators, so that one can update the FST or sTGC software without 
>> worrying about affecting the other one, or how to keep the code 
>> synchronized. This is what we did for HFT, with PXL/IST/SSD separated. I 
>> brought this idea up of separating FST and sTGC in the simulation software 
>> at a forward upgrade meeting about half a year (?) ago, and Daniel 
>> Brandenburg (cc’ed) certainly supported it and agreed to do the splitting 
>> for the simulators
>> 
>> Best,
>> Zhenyu
>> 
>>> On Jul 11, 2019, at 9:06 AM, Te-Chuan Huang <tchuang.phys AT gmail.com> 
>>> wrote:
>>> 
>>> Dear All,
>>> 
>>> Sorry, I couldn’t get my presentation ready before the meeting.
>>> i have upload it to the meeting drupal page: 
>>> https://drupal.star.bnl.gov/STAR/event/2019/07/11/star-forward-silicon-tracker-meeting/simulation
>>> 
>>> The problem I presented before that only part of the silicons have hits 
>>> is now fixed.
>>> The issue was the mother volumes containing silicons were too small that 
>>> some of the silicons were outside the mother volumes.
>>> So, the GEANT couldn’t catch up the material outside the mother volumes.
>>> After fixing this issue, everything looks reasonable.
>>> 
>>> Cheers,
>>> Te-Chuan
>>> 
>>> _______________________________________________
>>> Star-fst-l mailing list
>>> Star-fst-l AT lists.bnl.gov
>>> https://lists.bnl.gov/mailman/listinfo/star-fst-l
>> 
>