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Commit | Line | Data |
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1 | void UpdateVZEROTimeSlewingEntryLHC10b() | |
2 | { | |
3 | // Macro repairs the OCDB entry for the | |
4 | // run range 106031 - 116353 (from LHC10b) | |
5 | // where the discri thr was not stored correctly | |
6 | // in VZERO/Calib/Data. | |
7 | // It is just ascale factor of TMath::Power(2.5/4.0,-0.5); | |
8 | ||
9 | ||
10 | AliCDBManager *man = AliCDBManager::Instance(); | |
11 | man->SetDefaultStorage("local://$ALICE_ROOT/OCDB"); | |
12 | ||
13 | // Creation of the time slewing OCDB object | |
14 | // x = ADC charge / TDC threshold | |
15 | TF1 *slew = new TF1("TimeSlewing","[0]*TMath::Power(x,[1])",1,1024); | |
16 | slew->SetParameter(0,1.05e1*TMath::Power(2.5/4.0,-0.5)); | |
17 | slew->SetParameter(1,-5.0e-1); | |
18 | ||
19 | TObjString str("VZERO Time-slewing correction (corrected for wrong VZERO/Calib/Data entry in runs 106031-116353)"); | |
20 | ||
21 | AliCDBMetaData *md= new AliCDBMetaData(); // metaData describing the object | |
22 | md->SetResponsible("Brigitte Cheynis"); | |
23 | md->SetBeamPeriod(0); | |
24 | md->SetAliRootVersion(gSystem->Getenv("ARVERSION")); | |
25 | md->SetComment("Time-slewing correction used in reconstruction and MC simulation"); | |
26 | md->PrintMetaData(); | |
27 | ||
28 | AliCDBStorage *storLoc = man->GetDefaultStorage(); | |
29 | AliCDBId id("VZERO/Calib/TimeSlewing",106031,116353); | |
30 | ||
31 | storLoc->Put(slew, id, md); | |
32 | ||
33 | storLoc->Delete(); | |
34 | delete md; | |
35 | ||
36 | } |