Example macro for the creation of tags (P.Christakoglou)

[u/mrichter/AliRoot.git] / ITS / AliITSPrintHits.C

diff --git a/ITS/AliITSPrintHits.C b/ITS/AliITSPrintHits.C
index f065327bacdf7153b6540a9632a07ee1542aef6f..adf5c497ff2b48524fc1f9f3e2c8ede4101f3dda 100644 (file)
--- a/ITS/AliITSPrintHits.C
+++ b/ITS/AliITSPrintHits.C
@@ -1,66 +1,76 @@
-#include "iostream.h"
-#include "TFile.h"
-#include "TString.h"
-#include "TClonesArray.h"
-/*
-#include "$(ALICE_ROOT)/STEER/AliRun.h"
-#include "$(ALICE_ROOT)/ITS/AliITS.h"
-#include "$(ALICE_ROOT)/ITS/AliITSgeom.h"
-#include "$(ALICE_ROOT)/ITS/AliITSHit.h"
-*/
 void AliITSPrintHits(TString hfn="galice.root",Int_t mod=-1,
-                         Int_t evnt=-1){
-    // Macro to print out the recpoints for all or a specific module
+                    Int_t evnt=-1){
+  // Macro to print out the recpoints for all or a specific module
 
-    // Dynamically link some shared libs
-    if (gClassTable->GetID("AliRun") < 0) {
-        gROOT->LoadMacro("loadlibs.C");
-        loadlibs();
-    } // end if
-    gROOT->LoadMacro("$(ALICE_ROOT)/ITS/AliITSstandard.C");
+  // Dynamically link some shared libs
+  if (gClassTable->GetID("AliRun") < 0) {
+    gROOT->LoadMacro("loadlibs.C");
+    loadlibs();
+  } 
+  else {
+    if(gAlice){
+      delete gAlice->GetRunLoader();
+      delete gAlice;
+      gAlice=0;
+    }
+  }
+  gROOT->LoadMacro("$(ALICE_ROOT)/ITS/AliITSstandard.C");
 
-    TFile *hf=0;
-    hf = AccessFile(hfn,"R"); // Set up to read in Data
-    AliITS *ITS = (AliITS*)gAlice->GetDetector("ITS");
-    if(!ITS){
-       cout << "Error: no ITS found. Aborting"<<endl;
-       return;
-    } // end if !ITS
+  AliRunLoader *rl = AccessFile(hfn); // Set up to read in Data
+  Int_t retval = rl->LoadHeader();
+  if (retval){
+    cerr<<"AliITSPrintHits.C : LoadHeader returned error"<<endl;
+    return;
+  }
 
-    Int_t evNumber1 = 0;
-    Int_t evNumber2 = gAlice->GetEventsPerRun();
-    if(evnt>=0){
-       evNumber1 = evnt;
-       evNumber2 = evnt+1;
-    } // end if evnt>=0
-    Int_t mod1 = 0;
-    Int_t mod2 = ITS->GetITSgeom()->GetIndexMax();
-    if(mod>=0){
-       mod1 = mod;
-       mod2 = mode+1;
-    } // end if mod>=0
-    TClonesArray *hpa = ITS->RecPoints();
-    AliITShit *hp = 0;
+  AliITSLoader* ITSloader =  (AliITSLoader*) rl->GetLoader("ITSLoader");
 
-    Int_t nmodules,size=-1;
+  if(!ITSloader){
+    cerr<<"AliITSPrintHits.C :  ITS loader not found"<<endl;
+    return;
+  }
+
+  ITSloader->LoadHits("read");
+  AliITS *ITS = (AliITS*)gAlice->GetDetector("ITS");
+  if(!ITS){
+    cout << "Error: no ITS found. Aborting"<<endl;
+    return;
+  } // end if !ITS
+
+  Int_t evNumber1 = 0;
+  Int_t evNumber2 = gAlice->GetEventsPerRun();
+  if(evnt>=0){
+    evNumber1 = evnt;
+    evNumber2 = evnt+1;
+  } // end if evnt>=0
+  Int_t mod1 = 0;
+  Int_t mod2 = ITS->GetITSgeom()->GetIndexMax();
+  if(mod>=0){
+    mod1 = mod;
+    mod2 = mod+1;
+  } // end if mod>=0
+  AliITShit *hp = 0;
+
+  Int_t nmodules,size=-1;
+  Int_t event,m,i,i2,hit,trk;
+  for(event = evNumber1; event < evNumber2; event++){
+    cout<<"Processing event "<<event<<endl;
+    rl->GetEvent(event);
     ITS->InitModules(size,nmodules);
-    Int_t event,m,i,i2,hit,trk;
-    for(event = evNumber1; event < evNumber2; event++){
-        gAlice->GetEvent(event);
-       ITS->FillModules(event,0,-1," "," ");
-       for(m=mod1;m<mod2;m++){
-           i2 = (ITS->GetModule(m))->GetNhits();
-           cout <<  "Event=" << event << " module=" << m <<
-               " Number of Hits=" << i2 <<endl;
-           for(i=0;i<i2;i++){
-               trk = (ITS->GetModule(m))->GetHitTrackIndex(i);
-               hit = (ITS->GetModule(m))->GetHitHitIndex(i);
-               hp  = (ITS->GetModule(m))->GetHit(i);
-               cout << i << " trk#="<<trk<<" hit#="<< hit << " ";
-               hp->Print((ostream*)cout);
-               cout << endl;
-           } // end for i
-       } // end for m
-       ITS->ClearModules();
-    } // end for event
+    ITS->FillModules(event,0,-1," "," ");
+    for(m=mod1;m<mod2;m++){
+      i2 = (ITS->GetModule(m))->GetNhits();
+      cout <<  "Event=" << event << " module=" << m <<
+       " Number of Hits=" << i2 <<endl;
+      for(i=0;i<i2;i++){
+       trk = (ITS->GetModule(m))->GetHitTrackIndex(i);
+       hit = (ITS->GetModule(m))->GetHitHitIndex(i);
+       hp  = (ITS->GetModule(m))->GetHit(i);
+       cout << i << " trk#="<<trk<<" hit#="<< hit << " ";
+       hp->Print((ostream*)cout);
+       cout << endl;
+      } // end for i
+    } // end for m
+    ITS->ClearModules();
+  } // end for event
 }