[Clas12_software] jcsg DC wire geometry in COATJAVA

Gagik Gavalian gavalian at jlab.org
Mon Nov 12 09:33:59 EST 2018


This is not true, I can not update my package until the jSCG package is updated.
That’s what’s holding it.

> On Nov 10, 2018, at 5:56 PM, David Heddle <david.heddle at cnu.edu> wrote:
> 
> Ced is not yet correct until gagiks geo package is updated
> 
> On Sat, Nov 10, 2018, 4:19 PM Mac Mestayer <mestayer at jlab.org <mailto:mestayer at jlab.org> wrote:
> Hello Mikhail;
> 
> All of those values should come from the data-base,
> and yes, we think they are all correct.
> 
> Mac
> 
> ----- Original Message -----
> From: "Mikhail Osipenko" <osipenko at jlab.org <mailto:osipenko at jlab.org>>
> To: "Veronique Ziegler" <ziegler at jlab.org <mailto:ziegler at jlab.org>>
> Cc: "clas12 software" <clas12_software at jlab.org <mailto:clas12_software at jlab.org>>
> Sent: Friday, November 9, 2018 4:20:00 PM
> Subject: [Clas12_software] jcsg DC wire geometry in COATJAVA
> 
> Hi Veronique,
> 
> I noticed in development version of COATJAVA the cell size called in:
> 
> Wire(int isuper, int ilayer, int iwire)
> common-tools/clas-jcsg/src/main/java/org/jlab/detector/geant4/v2/DCGeant4Factory.java
> 
> dbref.cellthickness(isuper)=3.0 cm for all superlayers.
> 
> what are our cell thicknesses in the three superlayers?
> 
> Are midgaps in region 1,2 and 3 really these:
> midgap(R1)= 2.50000172211009
> midgap(R2)= 7.16074290360292
> midgap(R3)= 2.49999999199041
> 
> How wire-distance is defined? Is it half-distance between two sense wires? 
> Are the values below correct:
> dbref.wpdist(isuper)=0.386160010000001,0.404219918000016,0.621906300000034,0.658596599999859,0.935140375500009,0.977981847999946
>   cm?
> 
> Are theta mins correct:
> dbref.thmin(isuper)=4.691432670569861,4.492809503848394,4.755235949489458,4.71702275655627,4.331440060891255,4.3317039097997245
>   deg.?
> 
> Are distances to the first wire:
> dbref.dist2tgt(ireg)=228.121068657577,351.968436599628,489.218708220582 
> cm?
> 
> Thanks,
>              Mikhail.
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