From 1d4882da8cb9dd8bd7a4d86cdc7b4bbb2a79080d Mon Sep 17 00:00:00 2001
From: belikov <belikov@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Tue, 2 Jun 2009 08:31:35 +0000
Subject: [PATCH] New representation for the raw PID signal in ITS (first
 step).

---
 STEER/AliESDtrack.cxx | 24 ++++++++++++++++++++++++
 STEER/AliESDtrack.h   |  8 +++++++-
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/STEER/AliESDtrack.cxx b/STEER/AliESDtrack.cxx
index 7df3db29806..bcdf46d8712 100644
--- a/STEER/AliESDtrack.cxx
+++ b/STEER/AliESDtrack.cxx
@@ -235,6 +235,7 @@ AliESDtrack::AliESDtrack() :
   for (i=0;i<kTRDnPlanes;i++) {
     fTRDTimBin[i]=0;
   }
+  for (i=0;i<4;i++) {fITSdEdxSamples[i]=0.;}
   for (i=0;i<4;i++) {fTPCPoints[i]=0;}
   for (i=0;i<3;i++) {fTOFLabel[i]=0;}
   for (i=0;i<10;i++) {fTOFInfo[i]=0;}
@@ -313,6 +314,7 @@ AliESDtrack::AliESDtrack(const AliESDtrack& track):
   for (Int_t i=0;i<AliPID::kSPECIES;i++) fITSr[i]=track.fITSr[i]; 
   //
   for (Int_t i=0;i<AliPID::kSPECIES;i++) fTPCr[i]=track.fTPCr[i]; 
+  for (Int_t i=0;i<4;i++) {fITSdEdxSamples[i]=track.fITSdEdxSamples[i];}
   for (Int_t i=0;i<4;i++) {fTPCPoints[i]=track.fTPCPoints[i];}
   for (Int_t i=0; i<3;i++)   { fKinkIndexes[i]=track.fKinkIndexes[i];}
   for (Int_t i=0; i<3;i++)   { fV0Indexes[i]=track.fV0Indexes[i];}
@@ -433,6 +435,7 @@ AliESDtrack::AliESDtrack(const AliVTrack *track) :
   for (i=0;i<kTRDnPlanes;i++) {
     fTRDTimBin[i]=0;
   }
+  for (i=0;i<4;i++) {fITSdEdxSamples[i]=0.;}
   for (i=0;i<4;i++) {fTPCPoints[i]=0;}
   for (i=0;i<3;i++) {fTOFLabel[i]=0;}
   for (i=0;i<10;i++) {fTOFInfo[i]=0;}
@@ -544,6 +547,7 @@ AliESDtrack::AliESDtrack(TParticle * part) :
   for (i=0;i<kTRDnPlanes;i++) {
     fTRDTimBin[i]=0;
   }
+  for (i=0;i<4;i++) {fITSdEdxSamples[i]=0.;}
   for (i=0;i<4;i++) {fTPCPoints[i]=0;}
   for (i=0;i<3;i++) {fTOFLabel[i]=0;}
   for (i=0;i<10;i++) {fTOFInfo[i]=0;}
@@ -782,6 +786,7 @@ AliESDtrack &AliESDtrack::operator=(const AliESDtrack &source){
   fGlobalChi2 = source.fGlobalChi2;      
 
   fITSsignal  = source.fITSsignal;     
+  for (Int_t i=0;i<4;i++) {fITSdEdxSamples[i]=source.fITSdEdxSamples[i];}
   fTPCsignal  = source.fTPCsignal;     
   fTPCsignalS = source.fTPCsignalS;    
   for(int i = 0; i< 4;++i){
@@ -969,6 +974,7 @@ void AliESDtrack::MakeMiniESDtrack(){
   fITSncls = 0;       
   fITSClusterMap=0;
   fITSsignal = 0;     
+  for (Int_t i=0;i<4;i++) fITSdEdxSamples[i] = 0.;
   for (Int_t i=0;i<AliPID::kSPECIES;i++) fITSr[i]=0; 
   fITSLabel = 0;       
 
@@ -1980,3 +1986,21 @@ void AliESDtrack::FillPolymarker(TPolyMarker3D *pol, Float_t magF, Float_t minR,
     }
   }
 }
+
+//_______________________________________________________________________
+void AliESDtrack::SetITSdEdxSamples(const Double_t s[4]) {
+  //
+  // Store the dE/dx samples measured by the two SSD and two SDD layers.
+  // These samples are corrected for the track segment length. 
+  //
+  for (Int_t i=0; i<4; i++) fITSdEdxSamples[i]=s[i];
+}
+
+//_______________________________________________________________________
+void AliESDtrack::GetITSdEdxSamples(Double_t *s) const {
+  //
+  // Get the dE/dx samples measured by the two SSD and two SDD layers.  
+  // These samples are corrected for the track segment length.
+  //
+  for (Int_t i=0; i<4; i++) s[i]=fITSdEdxSamples[i];
+}
diff --git a/STEER/AliESDtrack.h b/STEER/AliESDtrack.h
index 14057681557..411c530d8aa 100644
--- a/STEER/AliESDtrack.h
+++ b/STEER/AliESDtrack.h
@@ -155,7 +155,11 @@ public:
  
   void    SetITSpid(const Double_t *p);
   void    GetITSpid(Double_t *p) const;
+
   Double_t GetITSsignal() const {return fITSsignal;}
+  void    SetITSdEdxSamples(const Double_t s[4]);
+  void    GetITSdEdxSamples(Double_t *s) const;
+
   Double_t GetITSchi2() const {return fITSchi2;}
   Char_t   GetITSclusters(Int_t *idx) const;
   UChar_t GetITSClusterMap() const {return fITSClusterMap;}
@@ -387,6 +391,8 @@ protected:
   Double32_t fGlobalChi2;       // [0.,0.,8] chi2 of the global track
 
   Double32_t  fITSsignal;     // [0.,0.,10] detector's PID signal
+  Double32_t  fITSdEdxSamples[4]; // [0.,0.,10] ITS dE/dx samples
+
   Double32_t  fTPCsignal;     // [0.,0.,10] detector's PID signal
   Double32_t  fTPCsignalS;    // [0.,0.,10] RMS of dEdx measurement
   Double32_t  fTPCPoints[4];  // [0.,0.,10] TPC points -first, max. dens, last and max density
@@ -426,7 +432,7 @@ protected:
  private:
 
   AliESDtrack & operator=(const AliESDtrack & );
-  ClassDef(AliESDtrack,50)  //ESDtrack 
+  ClassDef(AliESDtrack,51)  //ESDtrack 
 };
 
 
-- 
2.43.0