-Int_t AliTPCHits2Digits()
-{
+#if !defined(__CINT__) || defined(__MAKECINT__)
+ #include <Riostream.h>
- // new version by J.Belikov
+ #include "AliRun.h"
+ #include "AliRunLoader.h"
+ #include "AliLoader.h"
+ #include "AliTPC.h"
+ #include "TStopwatch.h"
+#endif
+
+extern AliRun *gAlice;
+
+Int_t AliTPCHits2Digits(Int_t nev=5) {
// Connect the Root Galice file containing Geometry, Kine and Hits
+ if (gAlice) {
+ delete gAlice->GetRunLoader();
+ delete gAlice;//if everything was OK here it is already NULL
+ gAlice = 0x0;
+ }
- const char * inFile = "galice.root";
- TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(inFile);
- if (file) {file->Close(); delete file;}
- file = new TFile(inFile,"UPDATE");
- if (!file->IsOpen()) {
- cerr<<"Can't open "<<inFile<<" !\n";
+ AliRunLoader *rl = AliRunLoader::Open("galice.root","Event","update");
+ if (!rl) {
+ cerr<<"Can't load RunLoader from "<<endl;
return 1;
}
// Get AliRun object from file or create it if not on file
- if (gAlice) delete gAlice;
- gAlice = (AliRun*)file->Get("gAlice");
+
+ rl->LoadgAlice();
+
+ gAlice = rl->GetAliRun();
if (!gAlice) {
cerr<<"AliTPCHits2Digits.C : AliRun object not found on file\n";
return 2;
}
- gAlice->GetEvent(0);
AliTPC *TPC = (AliTPC*)gAlice->GetDetector("TPC");
-
-//Set response functions
-
- AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get("75x40_100x60");
- AliTPCPRF2D * prfinner = new AliTPCPRF2D;
- AliTPCPRF2D * prfouter = new AliTPCPRF2D;
- AliTPCRF1D * rf = new AliTPCRF1D(kTRUE);
- rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.);
- rf->SetOffset(3*param->GetZSigma());
- rf->Update();
-
- TDirectory *savedir=gDirectory;
- TFile *f=TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root");
- if (!f->IsOpen()) {
- cerr<<"Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !\n"
- return 3;
+ AliLoader * tpcl = rl->GetLoader("TPCLoader");
+ if ((TPC == 0x0) || (tpcl == 0x0)) {
+ cerr<<"AliTPCHits2Digits.C : Can not find TPC or TPCLoader\n";
+ delete rl;
+ return 3;
}
- prfinner->Read("prf_07504_Gati_056068_d02");
- prfouter->Read("prf_10006_Gati_047051_d03");
- f->Close();
- savedir->cd();
+ tpcl->LoadHits("READ");
+ tpcl->LoadDigits("recreate");
- param->SetInnerPRF(prfinner);
- param->SetOuterPRF(prfouter);
- param->SetTimeRF(rf);
- TPC->SetParam(param);
-
- cerr<<"Digitizing TPC...\n";
+ TStopwatch timer;
+ timer.Start();
- //setup TPCDigitsArray
- AliTPCDigitsArray *arr = new AliTPCDigitsArray;
- arr->SetClass("AliSimDigits");
- arr->Setup(param);
- TPC->SetParam(param);
- arr->MakeTree();
+ // uncomment below lines to set sectors active
+ // Int_t sec[10]={0,1,2,3,4,5,6,7,8,9};
+ // TPC->SetActiveSectors(sec,10);
- TPC->SetDigitsArray(arr);
- TPC->AliTPCHits2Digits();
- /* TPC->Hits2DigitsSector(1);
- TPC->Hits2DigitsSector(2);
- TPC->Hits2DigitsSector(3);
- TPC->Hits2DigitsSector(1+18);
- TPC->Hits2DigitsSector(2+18);
- TPC->Hits2DigitsSector(3+18);
+ for (Int_t i=0; i<nev; i++){
+ printf("Processing event %d \n",i);
+ if(rl->GetEvent(i)) break;
+ TPC->SetActiveSectors(); // all sectors set active
+ TPC->Hits2Digits(i);
+ }
- TPC->Hits2DigitsSector(36+1);
- TPC->Hits2DigitsSector(36+2);
- TPC->Hits2DigitsSector(36+3);
- TPC->Hits2DigitsSector(36+1+18);
- TPC->Hits2DigitsSector(36+2+18);
- TPC->Hits2DigitsSector(36+3+18); */
-
- //write results
+ delete rl;
- char treeName[100];
- sprintf(treeName,"TreeD_%s",param->GetTitle());
- TPC->GetDigitsArray()->GetTree()->Write(treeName);
+ timer.Stop();
+ timer.Print();
- delete gAlice; gAlice=0;
- file->Close(); delete file;
return 0;
-};
+}