Correction for superposition of ZDC volumes with MUON arm one

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

diff --git a/TPC/AliTPCHits2Digits.C b/TPC/AliTPCHits2Digits.C
index 54c2d024428941f5ac02e0cbe1d1f2357a09bafc..dfdb04ec88298b199504614cef3f92db3959470c 100644 (file)
--- a/TPC/AliTPCHits2Digits.C
+++ b/TPC/AliTPCHits2Digits.C
@@ -1,91 +1,89 @@
-void AliTPCHits2Digits(const  char * name= "pokusD_")
+Int_t AliTPCHits2Digits()
 {
- 
-  // Dynamically link some shared libs
-        if (gClassTable->GetID("AliRun") < 0) {
-        gROOT->LoadMacro("loadlibs.C");
-      loadlibs();
-     }
-  
-   //names of trees
 
-   const char * inFile = "galice.root";
-   //   const * char ident= "TreeD1par_";
+  // new version by J.Belikov
 
-// Connect the Root Galice file containing Geometry, Kine and Hits
-   TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(inFile);
-   if (file) file->Close();
-   file = new TFile(inFile,"UPDATE");
-// Get AliRun object from file or create it if not on file
+  // Connect the Root Galice file containing Geometry, Kine and Hits
 
-   if(gAlice){
-     delete gAlice;
-     gAlice=0;
-   }
-      if (!gAlice) {
-      gAlice = (AliRun*)file->Get("gAlice");
-      if (gAlice) printf("AliRun object found on file\n");
-      if (!gAlice) gAlice = new AliRun("gAlice","Alice test program");
-        }
-   gAlice->GetEvent(0);
-   AliTPC *TPC = (AliTPC*)gAlice->GetModule("TPC");      
-   TPC->Dump();
-   //adjust parameters
-  
-  AliTPCD *paramd = TPC->GetDigParam();
-  paramd->Dump();
-  paramd->SetName("Param1");  
-  paramd->MakeTree();
-  //set pointers to parameters
-  paramd->Dump();
-  AliTPCParam &param = paramd->GetParam();
-  AliTPCPRF2D &prf = paramd->GetPRF2D();
-  AliTPCRF1D  & rf  = paramd->GetRF();
-  
-  param.SetPadLength(2.05);
-  param.SetPadWidth(0.35);
-  param.SetPadPitchLength(2.05);
-  param.SetPadPitchWidth(0.35);
-  param.SetNWires(5);
-  param.SetZeroSup(5);
-  param.SetDiffT(0.022);
-  param.SetDiffL(0.022);
-  param.SetNoise(500);
-  param.SetGasGain(1.e4);
-  param.SetChipGain(24); 
-  param.SetSectorAngles(40.,0.,20.,10.);
-  param.SetInnerRadiusLow(83.7);
-  param.SetInnerRadiusUp(132.9);
-  param.SetOuterRadiusLow(146.9);
-  param.SetOuterRadiusUp(249.4);     
-  param.Update();
+  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";
+    return 1;
+  }
 
-    //Set z (time) response function
+  // Get AliRun object from file or create it if not on file
+  if (gAlice) delete gAlice;
+  gAlice = (AliRun*)file->Get("gAlice");
+  if (!gAlice) {
+    cerr<<"AliTPCHits2Digits.C : AliRun object not found on file\n";
+    return 2;
+  }
 
-  rf.SetOffset(3.*param.GetZSigma());
-  rf.SetGauss(param.GetZSigma(),param.GetZWidth(),0.4);
-  rf.Update();
-  //Set two dimensional pad response function
-  TFile f("TPC/AliTPCprf2d.root");
-  //  prf.Read("prf_205035_Gati_062074_d03");
-  prf.Read("prf_205035_Gati_062074_d03");
-  f.Close();
-  
-  printf("**********Digit object dump start********************\n");
-  paramd->Dump();
-  printf("**********AliTPCParam**************************\n");
-  param.Dump();
-  printf("**********Time response function***************\n");
-  rf.Dump();
-  printf("**********Pad response function params*********\n");
-  prf.Dump();
-  printf("**********Digit object dump end********************\n");
+  gAlice->GetEvent(0);
+  AliTPC *TPC = (AliTPC*)gAlice->GetDetector("TPC");      
 
-   TPC->Hits2DigitsSector(0);     
-         
- 
-   file->cd();
-   TPC->GetDigParam()->Write();
-};
+//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();
 
+  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);             
+
+  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
+
+  char treeName[100];
+  sprintf(treeName,"TreeD_%s",param->GetTitle());
+  TPC->GetDigitsArray()->GetTree()->Write(treeName);
+
+  delete gAlice; gAlice=0;
+  file->Close(); delete file;
+  return 0;
+};