1 void MakeTRDResMisAlignment(){
2 // Create TClonesArray of residual misalignment objects for TRD
4 TClonesArray *array = new TClonesArray("AliAlignObjAngles",1000);
5 TClonesArray &alobj = *array;
7 if(!gGeoManager) TGeoManager::Import("geometry.root");
8 // needed for the constructors with local coordinates not to fail
12 // sigmas for the chambers
13 Double_t chdx=0.002; // 20 microns
14 Double_t chdy=0.003; // 30 microns
15 Double_t chdz=0.007; // 70 microns
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
20 Double_t dx,dy,dz,rx,ry,rz;
23 TRandom *ran = new TRandom(4357);
27 // create the chambers' alignment objects
28 for (Int_t iLayer = AliAlignObj::kTRD1; iLayer <= AliAlignObj::kTRD6; iLayer++) {
29 for (Int_t iModule = 0; iModule < AliAlignObj::LayerSize(iLayer); iModule++) {
39 volid = AliAlignObj::LayerToVolUID(iLayer,iModule);
40 symname = AliAlignObj::SymName(volid);
41 new(alobj[j++]) AliAlignObjAngles(symname,volid,dx,dy,dz,rx,ry,rz,kFALSE);
45 if( gSystem->Getenv("TOCDB") != TString("kTRUE") ){
47 TFile f("TRDresidualMisalignment.root","RECREATE");
48 if(!f) cerr<<"cannot open file for output\n";
50 f.WriteObject(array,"TRDAlignObjs","kSingleKey");
53 // save in CDB storage
54 const char* Storage = gSystem->Getenv("STORAGE");
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");
60 md->SetAliRootVersion(gSystem->Getenv("ARVERSION"));
61 AliCDBId id("TRD/Align/Data",0,9999999);
62 storage->Put(array,id,md);