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1 | void MakeTRDResMisAlignment(){ |
2 | // Create TClonesArray of residual misalignment objects for TRD |
3 | // |
4 | TClonesArray *array = new TClonesArray("AliAlignObjAngles",1000); |
5 | TClonesArray &alobj = *array; |
6 | |
7 | if(!gGeoManager) TGeoManager::Import("geometry.root"); |
8 | // needed for the constructors with local coordinates not to fail |
9 | |
10 | AliAlignObjAngles a; |
11 | |
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12 | // sigmas for the chambers |
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13 | Double_t chdx=0.002; // 20 microns |
14 | Double_t chdy=0.003; // 30 microns |
15 | Double_t chdz=0.007; // 70 microns |
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16 | Double_t chrx=0.3/1000/TMath::Pi()*180; // 0.3 mrad |
17 | Double_t chry=0.3/1000/TMath::Pi()*180; // 0.3 mrad |
18 | Double_t chrz=0.1/1000/TMath::Pi()*180; // 0.1 mrad |
19 | |
20 | Double_t dx,dy,dz,rx,ry,rz; |
21 | |
22 | Int_t j=0; |
23 | TRandom *ran = new TRandom(4357); |
24 | UShort_t volid; |
25 | const char *path; |
26 | |
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27 | // create the chambers' alignment objects |
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28 | for (Int_t iLayer = AliGeomManager::kTRD1; iLayer <= AliGeomManager::kTRD6; iLayer++) { |
29 | for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer); iModule++) { |
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30 | ran.Rannor(dx,rx); |
31 | ran.Rannor(dy,ry); |
32 | ran.Rannor(dz,rz); |
33 | dx*=chdx; |
34 | dy*=chdy; |
35 | dz*=chdz; |
36 | rx*=chrx; |
37 | ry*=chry; |
38 | rz*=chrz; |
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39 | volid = AliGeomManager::LayerToVolUID(iLayer,iModule); |
40 | symname = AliGeomManager::SymName(volid); |
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41 | new(alobj[j++]) AliAlignObjAngles(symname,volid,dx,dy,dz,rx,ry,rz,kFALSE); |
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42 | } |
43 | } |
44 | |
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45 | if( gSystem->Getenv("TOCDB") != TString("kTRUE") ){ |
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46 | // save on file |
47 | TFile f("TRDresidualMisalignment.root","RECREATE"); |
48 | if(!f) cerr<<"cannot open file for output\n"; |
49 | f.cd(); |
50 | f.WriteObject(array,"TRDAlignObjs","kSingleKey"); |
51 | f.Close(); |
52 | }else{ |
53 | // save in CDB storage |
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54 | const char* Storage = gSystem->Getenv("STORAGE"); |
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55 | AliCDBManager* cdb = AliCDBManager::Instance(); |
56 | AliCDBStorage* storage = cdb->GetStorage(Storage); |
57 | AliCDBMetaData* md = new AliCDBMetaData(); |
58 | md->SetResponsible("Dariusz Miskowiec"); |
59 | md->SetComment("Residual misalignment for TRD"); |
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60 | md->SetAliRootVersion(gSystem->Getenv("ARVERSION")); |
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61 | AliCDBId id("TRD/Align/Data",0,9999999); |
62 | storage->Put(array,id,md); |
63 | } |
64 | |
65 | array->Delete(); |
66 | |
67 | } |
68 | |
69 | |