Processing of many events possible now

[u/mrichter/AliRoot.git] / TPC / AliTPCHits2Digits.C

diff --git a/TPC/AliTPCHits2Digits.C b/TPC/AliTPCHits2Digits.C
index dfdb04ec88298b199504614cef3f92db3959470c..11680a913195ed4e73474c9eba02de2f38e66916 100644 (file)
--- a/TPC/AliTPCHits2Digits.C
+++ b/TPC/AliTPCHits2Digits.C
@@ -1,16 +1,17 @@
-Int_t AliTPCHits2Digits()
+Int_t AliTPCHits2Digits(Int_t nevent=1)
 {
 
   // new version by J.Belikov
 
   // Connect the Root Galice file containing Geometry, Kine and Hits
 
-  const char * inFile = "galice.root";  
-  TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(inFile);
+  const char * inFile_old = "galice.root"; 
+  const char * inFile_new = "rfio:galice.root";
+  TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(inFile_old);
   if (file) {file->Close(); delete file;}
-  file = new TFile(inFile,"UPDATE");
+  file =  TFile::Open(inFile_new,"UPDATE");
   if (!file->IsOpen()) {
-    cerr<<"Can't open "<<inFile<<" !\n";
+    cerr<<"Can't open "<<inFile_new<<" !\n";
     return 1;
   }
 
@@ -22,68 +23,26 @@ Int_t AliTPCHits2Digits()
     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;
-  }
-  prfinner->Read("prf_07504_Gati_056068_d02");
-  prfouter->Read("prf_10006_Gati_047051_d03");
-  f->Close();
-  savedir->cd();
 
-  param->SetInnerPRF(prfinner);
-  param->SetOuterPRF(prfouter); 
-  param->SetTimeRF(rf);
-  TPC->SetParam(param);
-   
-  cerr<<"Digitizing TPC...\n";
 
-  //setup TPCDigitsArray 
-  AliTPCDigitsArray *arr = new AliTPCDigitsArray; 
-  arr->SetClass("AliSimDigits");
-  arr->Setup(param);
-  TPC->SetParam(param);
-  arr->MakeTree();
+  // gAlice->GetEvent(0);
+  AliTPC *TPC = (AliTPC*)gAlice->GetDetector("TPC");      
 
-  TPC->SetDigitsArray(arr);
-  TPC->Hits2Digits();
-  /*  TPC->Hits2DigitsSector(1);             
-  TPC->Hits2DigitsSector(2);             
-  TPC->Hits2DigitsSector(3);             
-  TPC->Hits2DigitsSector(1+18);             
-  TPC->Hits2DigitsSector(2+18);             
-  TPC->Hits2DigitsSector(3+18);             
+  TStopwatch timer;
+  timer.Start();
 
-  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
+  for(Int_t eventn =0;eventn<nevent;eventn++){
+    printf("Processing event %d",eventn);
+    gAlice->GetEvent(eventn);
 
-  char treeName[100];
-  sprintf(treeName,"TreeD_%s",param->GetTitle());
-  TPC->GetDigitsArray()->GetTree()->Write(treeName);
+    TPC->Hits2Digits(eventn);
+  }
 
   delete gAlice; gAlice=0;
   file->Close(); delete file;
+  timer.Stop();
+  timer.Print();
+
   return 0;
 };