-TFile* AccessFile(TString inFile="galice.root", TString acctype="R");
-void writeAR(TFile * fin, TFile *fou);
-
-Int_t AliITSHits2Digits(Int_t evNumber1=0,Int_t evNumber2=0, TString inFile = "galice.root", TString outFile="galice.root"){
-
- // Dynamically link some shared libs
- if (gClassTable->GetID("AliRun") < 0) {
- gROOT->LoadMacro("loadlibs.C");
- loadlibs();
- } // end if
-
- // Connect the Root Galice file containing Geometry, Kine and Hits
-
- TFile *file;
- if(outFile.Data() == inFile.Data()){
- file = AccessFile(inFile,"U");
- }
- else {
- file = AccessFile(inFile);
- }
-
- TFile *file2 = 0; // possible output file for TreeD
-
- if(!(outFile.Data() == inFile.Data())){
- // open output file and create TreeR on it
- file2 = gAlice->InitTreeFile("D",outFile);
- }
-
- AliITS *ITS = (AliITS*)gAlice->GetDetector("ITS");
- if (!ITS) {
- cerr<<"AliITSHits2DigitsDefault.C : AliITS object not found on file"
+#if !defined(__CINT__) || defined(__MAKECINT__)
+
+#include "TROOT.h"
+#include "Riostream.h"
+#include "TDatime.h"
+#include "TClassTable.h"
+#include "AliRun.h"
+#include "AliRunDigitizer.h"
+#include "AliITS.h"
+#include "AliITSDetTypeSim.h"
+#include "AliITSLoader.h"
+#include "AliITSresponseSDD.h"
+#include "TStopwatch.h"
+
+#endif
+
+//#define DEBUG
+Int_t AliITSHits2Digits(TString inFile = "galice.root"){
+ // Standard ITS Hits to Digits, excluding creation of SDigits.
+
+ // Dynamically link some shared libs
+ if (gClassTable->GetID("AliRun") < 0) {
+ gROOT->ProcessLine(".x $(ALICE_ROOT)/macros/loadlibs.C");
+ }else if (gAlice){
+ delete AliRunLoader::Instance();
+ delete gAlice;
+ gAlice=0;
+ }
+
+ AliRunLoader* rl = AliRunLoader::Open(inFile.Data());
+ if (rl == 0x0)
+ {
+ cerr<<"AliITSHits2Digits.C : Can not open session RL=NULL"
+ << endl;
+ return 3;
+ }
+
+ Int_t retval = rl->LoadgAlice();
+ if (retval)
+ {
+ cerr<<"AliITSHits2Digits.C : LoadgAlice returned error"
+ << endl;
+ return 3;
+ }
+ gAlice=rl->GetAliRun();
+ AliITSLoader* gime = (AliITSLoader*)rl->GetLoader("ITSLoader");
+ if (gime == 0x0)
+ {
+ cerr<<"AliITSHits2Digits.C : can not get ITS loader"
+ << endl;
+ }
+ AliITS *ITS = (AliITS*)gAlice->GetDetector("ITS");
+ if (!ITS) {
+ cerr<<"AliITSHits2Digit.C : AliITS object not found on file"
<< endl;
return 3;
- } // end if !ITS
- if(!(ITS->GetITSgeom())){
- cerr << " AliITSgeom not found. Can't digitize with out it." << endl;
- return 4;
- } // end if
-
- TDatime *ct0 = new TDatime(2002,04,26,00,00,00);
- TDatime ct = file->GetCreationDate();
-
- if(ct0->GetDate()>ct.GetDate()){
- // For old files, must change SDD noise.
- AliITSresponseSDD *resp1 = (AliITSresponseSDD*)ITS->DetType(1)->GetResponseModel();
- resp1 = new AliITSresponseSDD();
- ITS->SetResponseModel(1,resp1);
- cout << "Changed response class for SDD: \n";
- resp1->Print();
- } // end if
- TStopwatch timer;
- timer.Start();
-
- for(Int_t nevent = evNumber1; nevent <= evNumber2; nevent++){
- cout<<"Producing Digits for event n."<<nevent<<endl;
- gAlice->GetEvent(nevent);
- if(!gAlice->TreeD() && file2 == 0){
- cout << "Having to create the Digits Tree." << endl;
- gAlice->MakeTree("D");
- }
- if(file2)gAlice->MakeTree("D",file2);
- ITS->MakeBranch("D");
- ITS->SetTreeAddress();
- ITS->Hits2Digits();
- }
- timer.Stop();
- timer.Print();
-
- // write the AliRun object to the output file
- if(file2)writeAR(file,file2);
-
- delete gAlice;
- gAlice=0;
- file->Close();
-}
-
-//-------------------------------------------------------------------
-TFile * AccessFile(TString FileName, TString acctype){
-
- // Function used to open the input file and fetch the AliRun object
-
- TFile *retfil = 0;
- TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(FileName);
- if (file) {file->Close(); delete file; file = 0;}
- if(acctype.Contains("U")){
- file = new TFile(FileName,"update");
- }
- if(acctype.Contains("N") && !file){
- file = new TFile(FileName,"recreate");
- }
- if(!file) file = new TFile(FileName); // default readonly
- if (!file->IsOpen()) {
- cerr<<"Can't open "<<FileName<<" !" << endl;
- return retfil;
- }
-
- // Get AliRun object from file or return if not on file
- if (gAlice) {delete gAlice; gAlice = 0;}
- gAlice = (AliRun*)file->Get("gAlice");
- if (!gAlice) {
- cerr << "AliRun object not found on file"<< endl;
- return retfil;
- }
- return file;
-}
+ } // end if !ITS
-//-------------------------------------------------------------------
-void writeAR(TFile * fin, TFile *fou) {
- TDirectory *current = gDirectory;
- TTree *Te;
- TTree *TeNew;
- AliHeader *alhe = new AliHeader();
- Te = (TTree*)fin->Get("TE");
- Te->SetBranchAddress("Header",&alhe);
- Te->SetBranchStatus("*",1);
- fou->cd();
- TeNew = Te->CloneTree();
- TeNew->Write(0,TObject::kOverwrite);
- gAlice->Write(0,TObject::kOverwrite);
- current->cd();
- delete alhe;
- cout<<"AliRun object written to file\n";
+ if(!(ITS->GetITSgeom())){
+ cerr << " AliITSgeom not found. Can't digitize without it." << endl;
+ return 4;
+ } // end if
+
+
+
+ TStopwatch timer;
+ Int_t evNumber1 = 0;
+ Int_t evNumber2 = rl->GetNumberOfEvents();
+ timer.Start();
+ retval = gime->LoadHits();
+ if (retval)
+ {
+ cerr<<"AliITSHits2Digits.C : ITSLoader::LoadHits returned error"
+ << endl;
+ return 3;
+ }
+
+ retval = gime->LoadDigits("recreate");
+ if (retval)
+ {
+ cerr<<"AliITSHits2Digits.C : ITSLoader::LoadDigits returned error"
+ << endl;
+ return 3;
+ }
+ for(Int_t nevent = evNumber1; nevent < evNumber2; nevent++){
+ // cout<<"Producing Digits for event n."<<nevent<<endl;
+
+ rl->GetEvent(nevent);
+ if(!gime->TreeD()){
+ cout << "Having to create the Digits Tree." << endl;
+ gime->MakeTree("D");
+ } // end if creating digits tree
+ ITS->MakeBranch("D");
+ ITS->SetTreeAddress();
+ ITS->Hits2Digits();
+ } // end for nevent
+ timer.Stop();
+ timer.Print();
+
+ delete rl;
+ return 0;
}
-
-
-
-
-