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Commit | Line | Data |
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096b3668 | 1 | void CreateOfflineCalibPars(){ |
2 | // Create TOF Offline Calibration Object for reconstruction | |
3 | // and write it on CDB | |
4 | AliTOFcalib *tofcalib = new AliTOFcalib(); | |
5 | tofcalib->CreateCalArrays(); | |
6 | TObjArray *tofCalOffline = (TObjArray*) tofcalib->GetTOFCalArrayOffline(); | |
7 | ||
8 | TFile f("$ALICE_ROOT/TOF/data/spectrumScaled.root","READ"); | |
9 | ||
10 | TH1F *hTimeToTFit= (TH1F*)f.Get("hTimeToTScaled"); | |
11 | TF1 *fit=hTimeToTFit->GetFunction("pol5"); | |
12 | ||
13 | // Slewing parameters (same for all channels) | |
14 | ||
15 | Float_t delay=0.; | |
16 | Float_t meanDelay=0.3; | |
17 | Float_t sigmaDelay=0.08; | |
18 | TRandom *rnd = new TRandom(4357); | |
19 | ||
20 | Float_t par[6] = {0.,0.,0.,0.,0.,0.}; | |
21 | for(Int_t i =0;i<6;i++){ | |
22 | par[i]=fit->GetParameter(i); | |
23 | cout << " Slewing parameter " <<i<<" =" << par[i] << endl; | |
24 | } | |
25 | ||
26 | ||
27 | Int_t nChannels = AliTOFGeometry::NSectors()*(2*(AliTOFGeometry::NStripC()+AliTOFGeometry::NStripB())+AliTOFGeometry::NStripA())*AliTOFGeometry::NpadZ()*AliTOFGeometry::NpadX(); | |
28 | ||
29 | for (Int_t ipad = 0 ; ipad<nChannels; ipad++){ | |
30 | AliTOFChannelOffline *calChannelOffline = (AliTOFChannelOffline*)tofCalOffline->At(ipad); | |
31 | delay = rnd->Gaus(meanDelay,sigmaDelay); | |
32 | par[0]+=delay.; // adding time delay | |
33 | calChannelOffline->SetSlewPar(par); | |
34 | } | |
35 | // Write the valid offline calibration object on CDB | |
36 | ||
37 | AliCDBManager *man = AliCDBManager::Instance(); | |
38 | man->SetDefaultStorage("local://$ALICE"); | |
39 | tofcalib->WriteParOfflineOnCDB("TOF/Calib","valid",0,0); | |
40 | f.Close(); | |
41 | return; | |
42 | ||
43 | } |