Hi
it is an ADC channel number. pedestal is one state and some channel above
pedestal mark the other state. These are copies of codes from old lrn and
charge.C so TB should have full explanation in glory detail.
Chi
On Tue, 6 Jan 2004, Adrian T Sindile wrote:
> Hi, Chi (or anybody with two minutes)!
> What is the 3000 value in TBLEvent we seem to use consistently to define
> beam helicity, target spin state etc.?
>
>
> fSpinBits = SpinBit((recon.fRaw->GetSHtgtstate1() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtstate2() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtstate3() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtstate4() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtstate5() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtstate6() < 3000) ? 1 : 0,
> (recon.fRaw->GetSHtgtdef() < 3000)? 1 : 0);
> fBeamHel = (recon.fRaw->GetSHbeamhel() < 3000) ? 1 : -1;
> fBeamFlip = (recon.fRaw->GetSHhelflip() < 3000) ? -1 : 1;
>
>
> Thanks!
>
> Adrian
>
> -------------------------------
> Adrian Sindile
> Research Assistant
> Nuclear Physics Group
> University of New Hampshire
> phone: (603)862-1691
> FAX: (603)862-2998
> email: asindile@alberti.unh.edu
> http://einstein.unh.edu/~adrian/
>
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