[Halla12_software] the big question and some hints on running gemc

Zhiwen Zhao zwzhao at jlab.org
Wed Dec 15 20:25:25 EST 2010


On 12/15/2010 08:01 PM, Wouter Deconinck wrote:
> On Wed, Dec 15, 2010 at 7:30 PM, Zhiwen Zhao<zwzhao at jlab.org>  wrote:
>> Then before I can run it, I trick the gemc to think I have libssl.so.8
>> and libcrypto.so.8 by a link
>> "ln -s /usr/lib64/libssl.so.10 libssl.so.8"
>> "ln -s /lib64/libcrypto.so.10 libcrypto.so.8"
>
> You are a software developer's nightmare!  While it might work in the
> short run, there is a reason why those libraries are versioned.  I
> strongly denounce that practice!  I have wasted many days on bugs
> introduced that way.  And it's always the physicists who do this.
no contest. :)
I didn't have time to do the compilation for my system. this is just to 
how the program works. No result should be judged this way
>
>> Mauri:
> Sorry I missed the meeting on Tuesday, but in the last slide that you
> sent around you seemed to indicate that magnetic field support has to
> wait until January.  Did I misunderstand that from the slide?  For
> Moller at least this will be very important to have in the short term,
> unless we keep on using the other Geant4 code for the toroid design.
> What is the status of magnetic field support right now?
my understanding is the magnetic field works now. they are loaded in as 
files.
I guess to use gemc for other detectors, you need to setup
"Option HALL_FIELD: Magnetic Field of the Hall. "
the default is clas12 field and the field files are included in the gemc 
rpm.
>
> Cheers,
> Wouter


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