-/****************************************************************************
- * Origin: I.Belikov, CERN, Jouri.Belikov@cern.ch *
- ****************************************************************************/
-
#if !defined(__CINT__) || defined(__MAKECINT__)
- #include <Riostream.h>
- #include "AliRun.h"
- #include "AliRunLoader.h"
- #include "AliITSLoader.h"
- #include "AliITS.h"
- #include "AliITSgeom.h"
- #include "AliITSclustererV2.h"
+#include <Riostream.h>
+#include <TROOT.h>
+#include <TString.h>
+#include "AliRawReader.h"
+#include "AliRawReaderDate.h"
+#include "AliRawReaderRoot.h"
+#include "AliRun.h"
+#include "AliRunLoader.h"
+#include "AliITSInitGeometry.h"
+#include "AliITSgeom.h"
+#include "AliITSLoader.h"
+#include "AliCDBManager.h"
+#include "AliITSDetTypeRec.h"
+#include "AliGeomManager.h"
- #include "TTree.h"
- #include "TStopwatch.h"
#endif
-extern AliRun *gAlice;
-
-Int_t AliITSFindClustersV2(Int_t nev=5, Char_t SlowOrFast='s') {
-
- cerr<<"Looking for clusters...\n";
-
- if (gAlice) {
- delete gAlice->GetRunLoader();
- delete gAlice;
- gAlice=0;
- }
-
- AliRunLoader *rl = AliRunLoader::Open("galice.root");
- if (rl == 0x0) {
- cerr<<"AliITSFindClustersV2.C : Can not open session RL=NULL"<< endl;
- return 1;
- }
-
- AliITSLoader *itsl = (AliITSLoader*)rl->GetLoader("ITSLoader");
- if (itsl == 0x0) {
- cerr<<"AliITSFindClustersV2.C : can not get ITS loader"<< endl;
- return 2;
- }
-
- rl->LoadKinematics();
-
- Int_t retval = rl->LoadgAlice();
- if (retval) {
- cerr<<"AliITSFindClustersV2.C : LoadgAlice returned error"<< endl;
- delete rl;
- return 3;
- }
-
- gAlice=rl->GetAliRun();
- AliITS *ITS = (AliITS*)gAlice->GetModule("ITS");
- if (!ITS) { cerr<<"Can't find the ITS !\n"; delete rl; return 3; }
- AliITSgeom *geom=ITS->GetITSgeom();
-
- itsl->LoadRecPoints("recreate");
- if (SlowOrFast=='s') itsl->LoadDigits("read");
- else itsl->LoadHits("read");
-
- if(SlowOrFast=='s'){
- AliITSclustererV2 clusterer(geom);
-
- TStopwatch timer;
- if (nev>rl->GetNumberOfEvents()) nev=rl->GetNumberOfEvents();
- for (Int_t i=0; i<nev; i++) {
- cerr<<"Processing event number: "<<i<<endl;
- rl->GetEvent(i);
-
- TTree *out=itsl->TreeR();
- if (!out) {
- itsl->MakeTree("R");
- out=itsl->TreeR();
- }
-
- TTree *in=itsl->TreeD();
- if (!in) {
- cerr<<"Can't get digits tree !\n";
- return 4;
- }
- clusterer.Digits2Clusters(in,out);
- itsl->WriteRecPoints("OVERWRITE");
- timer.Stop(); timer.Print();
- }
-
- } else{
-
- for(Int_t i=0;i<3;i++){
- ITS->SetSimulationModel(i,new AliITSsimulationFastPoints());
- }
-
- TStopwatch timer;
- for (Int_t i=0; i<nev; i++) {
- rl->GetEvent(i);
- if(itsl->TreeR()== 0x0) itsl->MakeTree("R");
- TTree* in = (TTree*)itsl->TreeH();
- TTree* out= (TTree*)itsl->TreeR();
- timer.Start();
- ITS->Hits2Clusters(in,out);
- timer.Stop(); timer.Print();
- itsl->WriteRecPoints("OVERWRITE");
- }
- }
-
- delete rl;
-
- return 0;
+/*
+$Id$
+*/
+/***************************************************************
+ * This macro performs the ITS local reconstruction *
+ * It is intended for special purposes and tests. *
+ * The reccomended way to reconstruct ITs is via the *
+ * class STEER/AliReconstruction *
+ * Present version: M.Masera - Previous version: J. Belikov *
+ ***************************************************************/
+
+void Reconstruct(AliRunLoader* runLoader,Option_t *opt);
+void Reconstruct(AliRunLoader* runLoader, AliRawReader *rawreader,Option_t *opt);
+
+Int_t AliITSFindClustersV2(char *inputRawData = NULL,TString filename="galice.root",Option_t *opt="All"){
+ // if kine tree is available MC labels are used for rec points
+ // set opt equal to "SPD" or to "SDD" or to "SSD" do build
+ // rec points for individual subdetectors
+ if (gAlice) {
+ delete AliRunLoader::Instance();
+ delete gAlice;
+ gAlice = NULL;
+ }
+
+ // Get geometry
+ AliGeomManager::LoadGeometry("geometry.root");
+
+ //Get Run loader and ITS loader - set geometry
+ AliRunLoader* rl = AliRunLoader::Open(filename.Data());
+
+ AliITSInitGeometry initgeom;
+ AliITSgeom *geom = initgeom.CreateAliITSgeom();
+ printf("Geometry name: %s \n",(initgeom.GetGeometryName()).Data());
+ AliITSLoader* loader = static_cast<AliITSLoader*>(rl->GetLoader("ITSLoader"));
+ if (!loader) {
+ Error("Init", "ITS loader not found");
+ return -1;
+ }
+ loader->SetITSgeom(geom);
+
+ // Set OCDB if needed
+ AliCDBManager* man = AliCDBManager::Instance();
+ if (!man->IsDefaultStorageSet()) {
+ printf("Setting a local default storage and run number 0\n");
+ man->SetDefaultStorage("local://$ALICE_ROOT/OCDB");
+ man->SetRun(0);
+ }
+ else {
+ printf("Using deafult storage \n");
+ }
+
+ AliRawReader *rawreader = NULL;
+ TString fileRaw(inputRawData);
+ if(!fileRaw.IsNull()){
+ if (fileRaw.EndsWith(".root")) {
+ cout<<"Raw data format - ROOT file \n";
+ rawreader = new AliRawReaderRoot(fileRaw); // root format
+ }
+ else {
+ cout<<"Raw data format - DATE file \n";
+ rawreader = new AliRawReaderDate(fileRaw); // DATE format
+ }
+ // if (!fEquipIdMap.IsNull() && fRawReader)fRawReader->LoadEquipmentIdsMap(fEquipIdMap);
+ Reconstruct(rl,rawreader,opt);
+ }
+ else {
+ cout<< "Starting from DIGITS \n";
+ Reconstruct(rl,opt);
+ }
+
+ return 0;
}
+//________________________________________________________________________
+void Reconstruct(AliRunLoader* runLoader,Option_t *opt){
+// reconstruct clusters starting from DIGITS
+// MC truth if available is used to label clusters according to the particles
+// originating them
+
+ AliITSLoader* loader =
+ static_cast<AliITSLoader*>(runLoader->GetLoader("ITSLoader"));
+ if (!loader) {
+ Error("Reconstruct", "ITS loader not found");
+ return;
+ }
+ AliITSDetTypeRec* rec = new AliITSDetTypeRec();
+ rec->SetITSgeom(loader->GetITSgeom());
+ rec->SetDefaults();
+
+ runLoader->LoadKinematics();
+ TTree *trK=(TTree*)runLoader->TreeK();
+ if(trK){
+ cout<<"kine tree found - MC labels will be used in RP \n";
+ if(runLoader->LoadgAlice())gAlice = runLoader->GetAliRun();
+ }
+ else{
+ cout<<"kine tree not found - MC labels will not b used\n";
+ }
+
+ Int_t nEvents = runLoader->GetNumberOfEvents();
+ // loop on the events
+
+ for (Int_t iEvent = 0; iEvent < nEvents; iEvent++) {
+ runLoader->GetEvent(iEvent);
+ cout<<">>>>>>> Processing event number "<<iEvent+1<<endl;
+ loader->LoadRecPoints("update");
+ loader->CleanRecPoints();
+ loader->MakeRecPointsContainer();
+ loader->LoadDigits("read");
+ TTree *tR = loader->TreeR();
+ TTree *tD = loader->TreeD();
+ if(!tR){
+ cout<<"Tree R pointer not found - Abort \n";
+ break;
+ }
+ rec->SetTreeAddressD(tD);
+ rec->MakeBranch(tR,"R");
+ rec->SetTreeAddressR(tR);
+ rec->DigitsToRecPoints(tD,tR,0,opt,kTRUE);
+ loader->WriteRecPoints("OVERWRITE");
+ loader->UnloadRecPoints();
+ loader->UnloadDigits();
+ runLoader->UnloadKinematics();
+ }
+
+}
+void Reconstruct(AliRunLoader* runLoader, AliRawReader *rawreader,Option_t *opt){
+// reconstruct clusters starting from raw data (root or DATE format)
+// MC truth if available is used to label clusters according to the particles
+// originating them
+
+ AliITSLoader* loader = static_cast<AliITSLoader*>(runLoader->GetLoader("ITSLoader"));
+ if (!loader) {
+ Error("Reconstruct", "ITS loader not found");
+ return;
+ }
+ AliITSDetTypeRec* rec = new AliITSDetTypeRec();
+ rec->SetITSgeom(loader->GetITSgeom());
+ rec->SetDefaults();
+ // direct clusterfinding starting from raw data is implemented only
+ // in AliITSClusterFinderV2
+ rec->SetDefaultClusterFindersV2(kTRUE);
+
+ runLoader->LoadKinematics();
+ TTree *trK=(TTree*)runLoader->TreeK();
+ if(trK){
+ cout<<"kine tree found - MC labels will be used in RP \n";
+ if(runLoader->LoadgAlice())gAlice = runLoader->GetAliRun();
+ }
+ Int_t nEvents = runLoader->GetNumberOfEvents();
+ rawreader->RewindEvents();
+ for (Int_t iEvent = 0; iEvent < nEvents; iEvent++) {
+ rawreader->NextEvent();
+ runLoader->GetEvent(iEvent);
+ cout<<">>>>>>> Processing event number: "<<iEvent<<endl;
+ loader->LoadRecPoints("update");
+ loader->CleanRecPoints();
+ loader->MakeRecPointsContainer();
+ TTree *tR = loader->TreeR();
+ if(!tR){
+ cout<<"Tree R pointer not found - Abort \n";
+ break;
+ }
+ rec->DigitsToRecPoints(rawreader,tR,opt);
+ rec->ResetRecPoints();
+ rec->ResetClusters();
+ loader->WriteRecPoints("OVERWRITE");
+ loader->UnloadRecPoints();
+ loader->UnloadDigits();
+ runLoader->UnloadKinematics();
+ }
+}