]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - ITS/AliITSReconstructor.cxx
fix in calling of gaussian spread function
[u/mrichter/AliRoot.git] / ITS / AliITSReconstructor.cxx
index 037c02124555bef1f44c66e1a953226cae1f7c31..3d7129fea835f4a0678f732f370763369e6728c5 100644 (file)
 #include "AliITSReconstructor.h"
 #include "AliRun.h"
 #include "AliRawReader.h"
-#include "AliITSDetTypeRec.h"
+#include "AliESDEvent.h"
+#include "AliESDpid.h"
 #include "AliITSgeom.h"
 #include "AliITSLoader.h"
 #include "AliITStrackerMI.h"
 #include "AliITStrackerV2.h"
 #include "AliITStrackerSA.h"
-#include "AliITSVertexerIons.h"
 #include "AliITSVertexerFast.h"
+#include "AliITSVertexerFixed.h"
 #include "AliITSVertexer3D.h"
 #include "AliITSVertexerZ.h"
+#include "AliITSVertexerZD.h"
 #include "AliITSVertexerCosmics.h"
-#include "AliESDEvent.h"
-#include "AliITSpidESD.h"
-#include "AliITSpidESD1.h"
-#include "AliITSpidESD2.h"
 #include "AliITSInitGeometry.h"
-
+#include "AliITSTrackleterSPDEff.h"
+#include "AliITSMultReconstructor.h"
 
 ClassImp(AliITSReconstructor)
-AliITSRecoParam *AliITSReconstructor::fgRecoParamDefault = AliITSRecoParam::GetHighFluxParam();
-AliITSRecoParam *AliITSReconstructor::fgRecoParam =0;  // reconstruction parameters
 
 //___________________________________________________________________________
 AliITSReconstructor::AliITSReconstructor() : AliReconstructor(),
-fItsPID(0),
 fDetTypeRec(0)
 {
   // Default constructor
-  if (!fgRecoParam) {
-    AliWarning("Using default reconstruction parameters");
-    fgRecoParam = fgRecoParamDefault;
-  }
 }
  //___________________________________________________________________________
 AliITSReconstructor::~AliITSReconstructor(){
 // destructor
-  delete fItsPID;
-  if(!fgRecoParam && (fgRecoParam != fgRecoParamDefault)) delete fgRecoParam;
   if(fDetTypeRec) delete fDetTypeRec;
 } 
-//______________________________________________________________________
-AliITSReconstructor::AliITSReconstructor(const AliITSReconstructor &ob) :AliReconstructor(ob),
-fItsPID(ob.fItsPID),
-fDetTypeRec(ob.fDetTypeRec)
+//____________________________________________________________________________
+void AliITSReconstructor::GetPidSettings(AliESDpid *ESDpid) {
+  //
+  // pass PID settings from AliITSRecoParam to AliESDpid
+  //
+  Int_t pidOpt = GetRecoParam()->GetPID();
 
-{
-  // Copy constructor
-}
-
-//______________________________________________________________________
-AliITSReconstructor& AliITSReconstructor::operator=(const AliITSReconstructor&  ob ){
-  // Assignment operator
-  this->~AliITSReconstructor();
-  new(this) AliITSReconstructor(ob);
-  return *this;
+  if(pidOpt==1){
+    AliDebug(1,"ITS LandauFitPID option has been selected\n");
+    ESDpid->SetITSPIDmethod(AliESDpid::kITSLikelihood);
+  }
+  else{
+    AliDebug(1,"ITS default PID\n");
+    ESDpid->SetITSPIDmethod(AliESDpid::kITSTruncMean);
+  }
 }
-
 //______________________________________________________________________
 void AliITSReconstructor::Init() {
     // Initalize this constructor bet getting/creating the objects
@@ -100,7 +89,7 @@ void AliITSReconstructor::Init() {
     fDetTypeRec = new AliITSDetTypeRec();
     fDetTypeRec->SetITSgeom(geom);
     fDetTypeRec->SetDefaults();
-    
+
     return;
 }
 
@@ -109,23 +98,53 @@ void AliITSReconstructor::Reconstruct(TTree *digitsTree, TTree *clustersTree) co
 {
 // reconstruct clusters
 
-  TString option = GetOption();
-  Bool_t clusfinder=kTRUE;   // Default: V2 cluster finder
-  if(option.Contains("OrigCF"))clusfinder=kFALSE;
-
+  Int_t cluFindOpt = GetRecoParam()->GetClusterFinder();
+  TString recopt = GetRecoParam()->GetOptReco();
   fDetTypeRec->SetTreeAddressD(digitsTree);
   fDetTypeRec->MakeBranch(clustersTree,"R");
   fDetTypeRec->SetTreeAddressR(clustersTree);
-  fDetTypeRec->DigitsToRecPoints(digitsTree,clustersTree,0,"All",clusfinder);    
+  fDetTypeRec->DigitsToRecPoints(digitsTree,clustersTree,0,recopt.Data(),cluFindOpt);    
 }
 
 //_________________________________________________________________
 void AliITSReconstructor::Reconstruct(AliRawReader* rawReader, TTree *clustersTree) const
 {
   // reconstruct clusters from raw data
+  TString recopt = GetRecoParam()->GetOptReco();
   fDetTypeRec->SetDefaultClusterFindersV2(kTRUE);
-  fDetTypeRec->DigitsToRecPoints(rawReader,clustersTree);
+  fDetTypeRec->DigitsToRecPoints(rawReader,clustersTree,recopt.Data());
+}
+
+//_____________________________________________________________________________
+AliTrackleter* AliITSReconstructor::CreateMultFinder() const
+{
+  // create the SPD trackeleter for mult. reconstruction
+  AliITSMultReconstructor* multReco = new AliITSMultReconstructor();
+  multReco->SetHistOn(kFALSE);
+  multReco->SetDetTypeRec(fDetTypeRec);
+  return multReco;
+}
+
+//_____________________________________________________________________________
+AliTracker* AliITSReconstructor::CreateTrackleter() const
+{
+// create the SPD trackeleter (for SPD PlaneEfficiency evaluation)
+  if(!GetRecoParam()->GetComputePlaneEff() || !GetRecoParam()->GetUseTrackletsPlaneEff()) return NULL;
+  //Int_t trackerOpt = GetRecoParam()->GetTracker();
+  AliTracker* trackleter;
+  trackleter = new AliITSTrackleterSPDEff();
+  AliITSTrackleterSPDEff *spdtrackleter=(AliITSTrackleterSPDEff*)trackleter;
+  // here set cuts (from RecoParam)
+  if(GetRecoParam()->GetBkgTrackletsPlaneEff()) spdtrackleter->SetReflectClusterAroundZAxisForLayer(1,kTRUE);
+  if(GetRecoParam()->GetMCTrackletsPlaneEff()) spdtrackleter->SetMC();
+  spdtrackleter->SetHistOn();
+  spdtrackleter->SetPhiWindowL2(GetRecoParam()->GetTrackleterPhiWindowL2());
+  spdtrackleter->SetZetaWindowL2(GetRecoParam()->GetTrackleterZetaWindowL2());
+  spdtrackleter->SetPhiWindowL1(GetRecoParam()->GetTrackleterPhiWindowL1());
+  spdtrackleter->SetZetaWindowL1(GetRecoParam()->GetTrackleterZetaWindowL1());
+  if(GetRecoParam()->GetUpdateOncePerEventPlaneEff()) spdtrackleter->SetUpdateOncePerEventPlaneEff();
+  spdtrackleter->SetMinContVtx(GetRecoParam()->GetMinContVtxPlaneEff());
+  return trackleter;
 }
 
 //_____________________________________________________________________________
@@ -133,36 +152,32 @@ AliTracker* AliITSReconstructor::CreateTracker() const
 {
 // create a ITS tracker
 
-  
-  TString selectedTracker = GetOption();
+  Int_t trackerOpt = GetRecoParam()->GetTracker();
   AliTracker* tracker;    
-  if (selectedTracker.Contains("MI")) {
+  if (trackerOpt==1) {
     tracker = new AliITStrackerMI(0);
+    AliITStrackerMI *mit=(AliITStrackerMI*)tracker;
+    mit->SetDetTypeRec(fDetTypeRec);
   }  
-  else if (selectedTracker.Contains("V2")) {
+  else if (trackerOpt==2) {
     tracker = new AliITStrackerV2(0);
   }
   else {
     tracker =  new AliITStrackerSA(0);  // inherits from AliITStrackerMI
     AliITStrackerSA *sat=(AliITStrackerSA*)tracker;
-    if(selectedTracker.Contains("onlyITS"))sat->SetSAFlag(kTRUE);
+    sat->SetDetTypeRec(fDetTypeRec);
+    if(GetRecoParam()->GetTrackerSAOnly()) sat->SetSAFlag(kTRUE);
     if(sat->GetSAFlag())AliDebug(1,"Tracking Performed in ITS only\n");
-    if(selectedTracker.Contains("cosmics")||selectedTracker.Contains("COSMICS"))
-      sat->SetOuterStartLayer(AliITSgeomTGeo::GetNLayers()-2);
+       if(GetRecoParam()->GetInwardFindingSA()){
+       sat->SetInwardFinding();
+       sat->SetInnerStartLayer(GetRecoParam()->GetInnerStartLayerSA());
+       }else{
+      sat->SetOutwardFinding();
+      sat->SetOuterStartLayer(GetRecoParam()->GetOuterStartLayerSA());
+       }
+    sat->SetMinNPoints(GetRecoParam()->GetMinNPointsSA());
   }
 
-  TString selectedPIDmethod = GetOption();
-  AliITSReconstructor* nc = const_cast<AliITSReconstructor*>(this);
-  if(selectedPIDmethod.Contains("LandauFitPID")){
-    Info("FillESD","ITS LandauFitPID option has been selected\n");
-    nc->fItsPID = new AliITSpidESD2((AliITStrackerMI*)tracker);
-  }
-  else{
-    Info("FillESD","ITS default PID\n");
-    Double_t parITS[] = {79.,0.13, 5.}; //IB: this is  "pp tuning"
-    nc->fItsPID = new AliITSpidESD1(parITS);
-  }
   return tracker;
   
 }
@@ -172,44 +187,77 @@ AliVertexer* AliITSReconstructor::CreateVertexer() const
 {
 // create a ITS vertexer
 
-  TString selectedVertexer = GetOption();
-  if(selectedVertexer.Contains("ions") || selectedVertexer.Contains("IONS")){
-    Info("CreateVertexer","a AliITSVertexerIons object has been selected\n");
-    return new AliITSVertexerIons("null");
+  AliITSVertexer *vptr = NULL;
+  Int_t vtxOpt = GetRecoParam()->GetVertexer();
+  if(vtxOpt==3){
+    AliFatal("Option AliITSVertexerIons is no longer supported");
+    return vptr;
   }
-  if(selectedVertexer.Contains("smear") || selectedVertexer.Contains("SMEAR")){
-    Double_t smear[3]={0.005,0.005,0.01};
-    Info("CreateVertexer","a AliITSVertexerFast object has been selected\n"); 
-    return new AliITSVertexerFast(smear);
+  else if(vtxOpt==4){
+    Double_t smear[3]={GetRecoParam()->GetVertexerFastSmearX(),
+                      GetRecoParam()->GetVertexerFastSmearY(),
+                      GetRecoParam()->GetVertexerFastSmearZ()};
+    AliDebug(1,"AliITSVertexerFast has been selected"); 
+    vptr = new AliITSVertexerFast(smear);
   }
-  if(selectedVertexer.Contains("3d") || selectedVertexer.Contains("3D")){
-    Info("CreateVertexer","a AliITSVertexer3D object has been selected\n");
-    return new AliITSVertexer3D("null");
+  else if(vtxOpt==1){
+    AliDebug(1,"AliITSVertexerZ has been selected");
+    AliITSVertexerZ* vtxrz =  new AliITSVertexerZ();
+    Int_t pileupAlgo=GetRecoParam()->GetSPDVertexerPileupAlgo();
+    if(pileupAlgo==3) vtxrz->SetSearchForPileup(kFALSE);
+    vptr = vtxrz;
   }
-  if(selectedVertexer.Contains("cosmics") || selectedVertexer.Contains("COSMICS")){
-    Info("CreateVertexer","a AliITSVertexerCosmics object has been selected\n");
-    return new AliITSVertexerCosmics();
+  else if(vtxOpt==2){
+    AliDebug(1,"AliITSVertexerCosmics has been selected");
+    vptr = new AliITSVertexerCosmics();
   }
-  // by default an AliITSVertexerZ object is instatiated
-  Info("CreateVertexer","a AliITSVertexerZ object has been selected\n");
-  return new AliITSVertexerZ("null");
+  else if(vtxOpt==5){ 
+    AliDebug(1,"Vertex is fixed in the position of the TDI\n");
+    vptr = new AliITSVertexerFixed("TDI");
+  }
+  else if(vtxOpt==6){ 
+    AliDebug(1,"Vertex is fixed in the position of the TED\n");
+    vptr = new AliITSVertexerFixed("TED");
+  }
+  else if(vtxOpt==7){
+    AliDebug(1,"VertexerZD:  reconstruction of the Z coordinate with SDD \n");
+    AliITSVertexerZD*vtxrz = new AliITSVertexerZD();
+    vtxrz->SetSearchForPileup(kFALSE);
+    vptr = vtxrz;
+  }
+  else {
+  // by default an AliITSVertexer3D object is instatiated
+    AliITSVertexer3D*  vtxr = 
+       new AliITSVertexer3D(GetRecoParam()->GetVertexer3DWideFiducialRegionZ());
+    Float_t dzw=GetRecoParam()->GetVertexer3DWideFiducialRegionZ();
+    Float_t drw=GetRecoParam()->GetVertexer3DWideFiducialRegionR();
+    vtxr->SetWideFiducialRegion(dzw,drw);
+    Float_t dzn=GetRecoParam()->GetVertexer3DNarrowFiducialRegionZ();
+    Float_t drn=GetRecoParam()->GetVertexer3DNarrowFiducialRegionR();
+    vtxr->SetNarrowFiducialRegion(dzn,drn);
+    Float_t dphil=GetRecoParam()->GetVertexer3DLooseDeltaPhiCut();
+    Float_t dphit=GetRecoParam()->GetVertexer3DTightDeltaPhiCut();
+    vtxr->SetDeltaPhiCuts(dphil,dphit);
+    Float_t dcacut=GetRecoParam()->GetVertexer3DDCACut();
+    vtxr->SetDCACut(dcacut);
+    Int_t pileupAlgo=GetRecoParam()->GetSPDVertexerPileupAlgo();
+    vtxr->SetPileupAlgo(pileupAlgo);
+    UChar_t highmultAlgo=GetRecoParam()->GetSPDVertexerHighMultAlgo();
+    vtxr->SetHighMultAlgo(highmultAlgo);
+    AliDebug(1,Form("AliITSVertexer3D with pileup algo %d has been selected",pileupAlgo));
+    vptr = vtxr;
+  }
+  vptr->SetDetTypeRec(fDetTypeRec);
+  return vptr;
 }
 
 //_____________________________________________________________________________
-void AliITSReconstructor::FillESD(TTree * /*digitsTree*/, TTree *clustersTree
-                                 AliESDEvent* esd) const
+void AliITSReconstructor::FillESD(TTree * /*digitsTree*/, TTree * /*clustersTree*/
+                                 AliESDEvent* /* esd */) const
 {
 // make PID, find V0s and cascade
-  if(fItsPID!=0) {
-    TString selectedPIDmethod = GetOption();
-    if(selectedPIDmethod.Contains("LandauFitPID")){
-      fItsPID->MakePID(clustersTree,esd);
-    }
-    else{
-      fItsPID->MakePID(esd);
-    }
-  }
-  else {
-    Error("FillESD","!! cannot do the PID !!\n");
-  }
+/* Now done in AliESDpid
+  if(fItsPID!=0) fItsPID->MakePID(esd);
+  else AliError("!! cannot do the PID !!");
+*/
 }