Example file with CTP counters data. To be read by the GRP preprocessor (Roman)
[u/mrichter/AliRoot.git] / GRP / UpdateCDBVertexDiamond.C
CommitLineData
6920cd28 1void UpdateCDBVertexDiamond(Double_t xmed = 0., Double_t ymed = 0., Double_t sigx = 0.005, Double_t sigy = 0.005, Double_t sigz = 5.3) {
b2eb2c8f 2 // produce the trigger descriptorwith the current AliRoot and store it in the
3 // CDB
4
5 AliCDBManager* man = AliCDBManager::Instance();
6 man->SetDefaultStorage("local://$ALICE_ROOT");
7 man->SetRun(0);
8 AliCDBId id("GRP/Calib/MeanVertex",0,AliCDBRunRange::Infinity());
9 AliCDBMetaData *metadata= new AliCDBMetaData();
10
11 // Get root version
12 const char* rootv = gROOT->GetVersion();
13
14 // Get AliRoot version from file to set it in the metadata of the entry
15 TFile *fv= TFile::Open("$ALICE_ROOT/CVS/Repository?filetype=raw","READ");
16 Int_t size = fv->GetSize();
17 char *buf = new Char_t[size];
18 memset(buf, '\0', size);
19 fv->Seek(0);
20 char* alirootv;
21 if ( fv->ReadBuffer(buf, size) ) {
22 Printf("Error reading AliRoot version from file to buffer!");
23 alirootv = "";
24 }
25 if(buf=="AliRoot"){
26 alirootv="HEAD";
27 }else{
28 alirootv = buf;
6920cd28 29 metadata->SetResponsible("prino@to.infn.it");
30 metadata->SetComment("Default mean vertex position");
b2eb2c8f 31 metadata->SetAliRootVersion(alirootv);
32 metadata->SetComment(Form("Default trigger description produced with root version %s and AliRoot version %s",rootv,alirootv));
33 }
34
35 Printf("Storing in CDB the default trigger description produced with root version %s and AliRoot version %s",rootv,alirootv);
36
6920cd28 37 Double_t resolx=35./10000.;
38 Double_t resoly=35./10000.;
39 Double_t sigma[3],position[3];
40 position[0]=xmed;
41 position[1]=ymed;
42 position[2]=0.;
43 sigma[0]=TMath::Sqrt(sigx*sigx+resolx*resolx);
44 sigma[1]=TMath::Sqrt(sigy*sigy+resoly*resoly);
45 sigma[2]=sigz;
46
47 AliESDVertex *vertex = new AliESDVertex(position,sigma,"vtxmean");
48 vertex->PrintStatus();
b2eb2c8f 49
50 man->Put(vertex,id,metadata);
51}
52