Coding conventions, clean-up and related changes

diff --git a/ITS/AliITSpidESD.cxx b/ITS/AliITSpidESD.cxx
index 141c86307d6d2b56436c1b9484c7f7309bfbe6ca..2d4a26a1490c9635b58d825049fbcce09a4e9158 100644 (file)
--- a/ITS/AliITSpidESD.cxx
+++ b/ITS/AliITSpidESD.cxx
@@ -19,6 +19,8 @@
 //      Origin: Iouri Belikov, CERN, Jouri.Belikov@cern.ch
 //-----------------------------------------------------------------
 
+#include <TMath.h>
+
 #include "AliITSpidESD.h"
 #include "AliESDtrack.h"
 
@@ -39,7 +41,7 @@ Double_t AliITSpidESD::Bethe(Double_t bg) {
   /*if (bg<3.5) 
      bethe=(1.+ bg2)/bg2*(log(5940*bg2) - bg2/(1.+ bg2));
   else*/  // not 100% clear why...
-     bethe=(1.+ bg2)/bg2*(log(3.5*5940*bg) - bg2/(1.+ bg2));
+  bethe=(1.+ bg2)/bg2*(TMath::Log(3.5*5940*bg) - bg2/(1.+ bg2));
   return bethe/11.091;
 }
 

diff --git a/JETAN/AliJetESDReader.cxx b/JETAN/AliJetESDReader.cxx
index a2988d26ee1bc399aeb3a05335ef778b5743f22d..fbc81fa7a65dbb2f7dc389925a7d26b5cf08563e 100755 (executable)
--- a/JETAN/AliJetESDReader.cxx
+++ b/JETAN/AliJetESDReader.cxx
@@ -121,7 +121,11 @@ void AliJetESDReader::FillMomentumArray(Int_t event)
   for (Int_t it = 0; it < nt; it++) {
       AliESDtrack *track = fESD->GetTrack(it);
       UInt_t status = track->GetStatus();
-      p3 = track->P3();
+
+      Double_t mom[3];
+      track->GetPxPyPz(mom);
+
+      p3.SetXYZ(mom[0],mom[1],mom[2]);
       pt = p3.Pt();
       if (((status & AliESDtrack::kITSrefit) == 0) ||
          ((status & AliESDtrack::kTPCrefit) == 0)) continue;    // quality check

diff --git a/PHOS/AliPHOSGammaJet.cxx b/PHOS/AliPHOSGammaJet.cxx
index 5be2356ef2b3ad10f68a29bad94e870fc7b163c4..abee14de0db086efe42ac0f676a7fa9a229c5fa0 100644 (file)
--- a/PHOS/AliPHOSGammaJet.cxx
+++ b/PHOS/AliPHOSGammaJet.cxx
@@ -17,6 +17,9 @@
 /* History of cvs commits:
  *
  * $Log$
+ * Revision 1.12  2006/03/10 13:23:36  hristov
+ * Using AliESDCaloCluster instead of AliESDtrack
+ *
  * Revision 1.11  2006/01/31 20:30:52  hristov
  * Including TFile.h
  *
@@ -894,10 +897,11 @@ void AliPHOSGammaJet::CreateParticleListFromESD(TClonesArray * pl,
     AliESDtrack * track = esd->GetTrack(npar) ; // retrieve track from esd
     
     Double_t en = track ->GetTPCsignal() ;
-    TVector3 mom = track->P3() ;
-    Double_t px = mom.Px();
-    Double_t py = mom.Py();
-    Double_t pz = mom.Pz(); //Check with TPC people if this is correct.
+    Double_t mom[3];
+    track->GetPxPyPz(mom) ;
+    Double_t px = mom[0];
+    Double_t py = mom[1];
+    Double_t pz = mom[2]; //Check with TPC people if this is correct.
 
     //cout<<"TPC signal "<<en<<endl;
     //cout<<"px "<<px<<"; py "<<py<<"; pz "<<pz<<endl;

diff --git a/RICH/AliRICH.cxx b/RICH/AliRICH.cxx
index bc0f6fdabc470931e81b39420e6940b59514ccba..3c794eb0308971dcc4b4d7d0bf3ffd25c3db0f03 100644 (file)
--- a/RICH/AliRICH.cxx
+++ b/RICH/AliRICH.cxx
@@ -433,7 +433,10 @@ void AliRICH::ReadESD(Int_t iEventN, Int_t iChamber)const
   
   for(Int_t iTrackN=0;iTrackN<iNtracks;iTrackN++){//ESD tracks loop
     AliESDtrack *pTrack = pESD->GetTrack(iTrackN);// get next reconstructed track
-    AliRICHHelix helix(pTrack->X3(),pTrack->P3(),(Int_t)pTrack->GetSign(),-0.1*pESD->GetMagneticField());
+    Double_t mom[3], pos[3];
+    pTrack->GetPxPyPz(mom); TVector3 mom3(mom[0],mom[1],mom[2]);
+    pTrack->GetXYZ(pos); TVector3 pos3(pos[0],pos[1],pos[2]);
+    AliRICHHelix helix(pos3,mom3,(Int_t)pTrack->GetSign(),-0.1*pESD->GetMagneticField());
     Int_t iChamberOnRICH=helix.RichIntersect(AliRICHParam::Instance());        
     if(iChamberOnRICH==iChamber) {
       TMarker *trackImpact = new TMarker(helix.PosPc().X(),helix.PosPc().Y(),kStar);

diff --git a/RICH/AliRICHTracker.cxx b/RICH/AliRICHTracker.cxx
index ca731514b316c44c80beeae26e7cd18bf4d5c568..d675541d00777e399da8cfd5b7284228ae7707f7 100644 (file)
--- a/RICH/AliRICHTracker.cxx
+++ b/RICH/AliRICHTracker.cxx
@@ -64,7 +64,10 @@ Int_t AliRICHTracker::PropagateBack(AliESD *pESD)
    
   for(Int_t iTrk=0;iTrk<iNtracks;iTrk++){//ESD tracks loop
     AliESDtrack *pTrack = pESD->GetTrack(iTrk);// get next reconstructed track    
-    AliRICHHelix helix(pTrack->X3(),pTrack->P3(),(Int_t)pTrack->GetSign(),-0.1*GetBz()); //construct helix out of track running parameters  
+    Double_t mom[3], pos[3];
+    pTrack->GetPxPyPz(mom); TVector3 mom3(mom[0],mom[1],mom[2]);
+    pTrack->GetXYZ(pos); TVector3 pos3(pos[0],pos[1],pos[2]);
+    AliRICHHelix helix(pos3,mom3,(Int_t)pTrack->GetSign(),-0.1*GetBz()); //construct helix out of track running parameters  
      //Printf(" magnetic field %f charged %f\n",GetBz(),pTrack->GetSign()); helix.Print("Track");
     Int_t iChamber=helix.RichIntersect(AliRICHParam::Instance());    
     if(!iChamber) continue;                                         //no intersection with chambers, ignore this track go after the next one

diff --git a/STEER/AliAlignObj.cxx b/STEER/AliAlignObj.cxx
index 83ebbede468cfc310f3441fbddcff2d325b2c861..29a09232b8ad32c345bf473ad776d57b1ae50f26 100644 (file)
--- a/STEER/AliAlignObj.cxx
+++ b/STEER/AliAlignObj.cxx
@@ -270,6 +270,8 @@ void AliAlignObj::Transform(AliTrackPoint &p) const
 //_____________________________________________________________________________
 void AliAlignObj::Transform(AliTrackPointArray &array) const
 {
+  // This method is used to transform all the track points
+  // from the input AliTrackPointArray
   AliTrackPoint p;
   for (Int_t i = 0; i < array.GetNPoints(); i++) {
     array.GetPoint(p,i);
@@ -545,9 +547,18 @@ void  AliAlignObj::InitAlignObjFromGeometry()
   
 }
 
+//_____________________________________________________________________________
+AliAlignObj* AliAlignObj::GetAlignObj(UShort_t voluid) {
+  // Returns the alignment object for given volume ID
+  Int_t modId;
+  ELayerID layerId = VolUIDToLayer(voluid,modId);
+  return GetAlignObj(layerId,modId);
+}
+
 //_____________________________________________________________________________
 AliAlignObj* AliAlignObj::GetAlignObj(ELayerID layerId, Int_t modId)
 {
+  // Returns pointer to alignment object givent its layer and module ID
   if(modId<0 || modId>=fgLayerSize[layerId-kFirstLayer]){
     AliWarningClass(Form("Module number %d not in the valid range (0->%d) !",modId,fgLayerSize[layerId-kFirstLayer]-1));
     return NULL;
@@ -555,9 +566,18 @@ AliAlignObj* AliAlignObj::GetAlignObj(ELayerID layerId, Int_t modId)
   return fgAlignObjs[layerId-kFirstLayer][modId];
 }
 
+//_____________________________________________________________________________
+const char* AliAlignObj::GetVolPath(UShort_t voluid) {
+  // Returns the volume path for given volume ID
+  Int_t modId;
+  ELayerID layerId = VolUIDToLayer(voluid,modId);
+  return GetVolPath(layerId,modId);
+}
+
 //_____________________________________________________________________________
 const char* AliAlignObj::GetVolPath(ELayerID layerId, Int_t modId)
 {
+  // Returns volume path to alignment object givent its layer and module ID
   if(modId<0 || modId>=fgLayerSize[layerId-kFirstLayer]){
     AliWarningClass(Form("Module number %d not in the valid range (0->%d) !",modId,fgLayerSize[layerId-kFirstLayer]-1));
     return NULL;
@@ -729,20 +749,20 @@ void AliAlignObj::InitVolPaths()
     Int_t modnum = 0;
     TString str1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_";
     TString str2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_";
-    TString str_in = "/TPC_IROC_1";
+    TString strIn = "/TPC_IROC_1";
     TString volpath;
     
     for(Int_t cnt=1; cnt<=18; cnt++){
       volpath = str1;
       volpath += cnt;
-      volpath += str_in;
+      volpath += strIn;
       fgVolPath[kTPC1-kFirstLayer][modnum] = volpath.Data();
       modnum++;
     }
     for(Int_t cnt=1; cnt<=18; cnt++){
       volpath = str2;
       volpath += cnt;
-      volpath += str_in;
+      volpath += strIn;
       fgVolPath[kTPC1-kFirstLayer][modnum] = volpath.Data();
       modnum++;
     }
@@ -753,20 +773,20 @@ void AliAlignObj::InitVolPaths()
     Int_t modnum = 0;
     TString str1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_";
     TString str2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_";
-    TString str_out = "/TPC_OROC_1";
+    TString strOut = "/TPC_OROC_1";
     TString volpath;
     
     for(Int_t cnt=1; cnt<=18; cnt++){
       volpath = str1;
       volpath += cnt;
-      volpath += str_out;
+      volpath += strOut;
       fgVolPath[kTPC2-kFirstLayer][modnum] = volpath.Data();
       modnum++;
     }
     for(Int_t cnt=1; cnt<=18; cnt++){
       volpath = str2;
       volpath += cnt;
-      volpath += str_out;
+      volpath += strOut;
       fgVolPath[kTPC2-kFirstLayer][modnum] = volpath.Data();
       modnum++;
     }
@@ -853,7 +873,7 @@ void AliAlignObj::InitVolPaths()
     TString zeroStr = "0";
     TString volpath;
 
-    Int_t TRDlayId[6] = {kTRD1, kTRD2, kTRD3, kTRD4, kTRD5, kTRD6};
+    Int_t arTRDlayId[6] = {kTRD1, kTRD2, kTRD3, kTRD4, kTRD5, kTRD6};
 
     for(Int_t layer=0; layer<6; layer++){
       Int_t modnum=0;
@@ -864,7 +884,7 @@ void AliAlignObj::InitVolPaths()
          if(chnum<10) volpath += zeroStr;
          volpath += chnum;
          volpath += strPost;
-         fgVolPath[TRDlayId[layer]-kFirstLayer][modnum] = volpath.Data();
+         fgVolPath[arTRDlayId[layer]-kFirstLayer][modnum] = volpath.Data();
          modnum++;
        }
       }

diff --git a/STEER/AliAlignObj.h b/STEER/AliAlignObj.h
index c8c54a6b57f41e13f71fc5477958c65a84b76a02..3a5578bde3766cef25e6c8b5f766d37345f42ac8 100644 (file)
--- a/STEER/AliAlignObj.h
+++ b/STEER/AliAlignObj.h
@@ -80,22 +80,14 @@ class AliAlignObj : public TObject {
   static ELayerID VolUIDToLayer(UShort_t voluid, Int_t &modId);
   static ELayerID VolUIDToLayer(UShort_t voluid);
 
-  static const char* GetVolPath(UShort_t voluid) {
-    Int_t modId;
-    ELayerID layerId = VolUIDToLayer(voluid,modId);
-    return GetVolPath(layerId,modId);
-  }
+  static const char* GetVolPath(UShort_t voluid);
   static const char* GetVolPath(ELayerID layerId, Int_t modId);
 
   Bool_t ApplyToGeometry();
   static Bool_t   GetFromGeometry(const char *path, AliAlignObj &alobj);
 
   static void         InitAlignObjFromGeometry();
-  static AliAlignObj* GetAlignObj(UShort_t voluid) {
-    Int_t modId;
-    ELayerID layerId = VolUIDToLayer(voluid,modId);
-    return GetAlignObj(layerId,modId);
-  }
+  static AliAlignObj* GetAlignObj(UShort_t voluid);
   static AliAlignObj* GetAlignObj(ELayerID layerId, Int_t modId);
 
  protected:
@@ -109,12 +101,12 @@ class AliAlignObj : public TObject {
   TString  fVolPath; // Volume path inside TGeo geometry
   UShort_t fVolUID;  // Unique volume ID
 
-  static Int_t       fgLayerSize[kLastLayer - kFirstLayer];
-  static const char* fgLayerName[kLastLayer - kFirstLayer];
+  static Int_t       fgLayerSize[kLastLayer - kFirstLayer]; // Size of layers
+  static const char* fgLayerName[kLastLayer - kFirstLayer]; // Name of layers
 
-  static TString*    fgVolPath[kLastLayer - kFirstLayer];
+  static TString*    fgVolPath[kLastLayer - kFirstLayer]; // Volume path
 
-  static AliAlignObj** fgAlignObjs[kLastLayer - kFirstLayer];
+  static AliAlignObj** fgAlignObjs[kLastLayer - kFirstLayer]; // Alignment objects
 
   ClassDef(AliAlignObj, 2)
 };

diff --git a/STEER/AliCDBManager.h b/STEER/AliCDBManager.h
index 4c9d208a189e0a2e25d9e2fa0cd0862a037aaa07..a9c1336fe17e6c9e22dea80c8517a1f276a92738 100644 (file)
--- a/STEER/AliCDBManager.h
+++ b/STEER/AliCDBManager.h
@@ -77,10 +77,10 @@ class AliCDBManager: public TObject {
        Bool_t Put(AliCDBEntry* entry);
                
        void SetCacheFlag(Bool_t cacheFlag) {fCache=cacheFlag;}
-       Bool_t GetCacheFlag() {return fCache;}
+       Bool_t GetCacheFlag() const {return fCache;}
 
        void SetRun(Long64_t run);
-       Long64_t GetRun() {return fRun;}
+       Long64_t GetRun() const {return fRun;}
 
        // AliCDBEntry* Get(const char* path);
 
@@ -135,6 +135,7 @@ class AliCDBStorageFactory: public TObject {
        friend class AliCDBManager;
        
 public:
+       virtual ~AliCDBStorageFactory(){}
        virtual Bool_t Validate(const char* dbString) = 0;
        virtual AliCDBParam* CreateParameter(const char* dbString) = 0; 
 

diff --git a/STEER/AliESDTrdTrack.cxx b/STEER/AliESDTrdTrack.cxx
index 0c9449cde251bb1155aaf275ae6c530c8e5226de..1f075aacbdcbacbfd649a891411d5bffd6993bd4 100644 (file)
--- a/STEER/AliESDTrdTrack.cxx
+++ b/STEER/AliESDTrdTrack.cxx
@@ -15,7 +15,11 @@
 
 ///////////////////////////////////////////////////////////////////////////////
 //
-// The TRD trigger stores the found tracks as ESDTrdTrack objects in the ESD 
+//  Tracks from the TRD Global Tracking Unit (GTU, trigger)
+//  The TRD trigger stores the found tracks 
+//  as ESDTrdTrack objects in the ESD object
+//  Related classes: AliTRDReconstructor, AliESD
+//  Author: B.Vulpescu
 //
 ///////////////////////////////////////////////////////////////////////////////
 

diff --git a/STEER/AliESDTrdTrack.h b/STEER/AliESDTrdTrack.h
index 248f85fe1754716754f4f57bc133c0c5c782ebb6..e224829087e38f8a80fade2dc6cb5e22e18ef5f0 100644 (file)
--- a/STEER/AliESDTrdTrack.h
+++ b/STEER/AliESDTrdTrack.h
@@ -1,9 +1,9 @@
 #ifndef ALIESDTRDTRACK_H
 #define ALIESDTRDTRACK_H
 
-//
 //  Tracks from the TRD Global Tracking Unit (GTU, trigger)
-//  
+//  Stored in the ESD object
+//  Author: B.Vulpescu
 
 #include "TObject.h"
 
@@ -16,19 +16,19 @@ class AliESDTrdTrack : public TObject {
   AliESDTrdTrack(const AliESDTrdTrack& track);
   AliESDTrdTrack& operator=(const AliESDTrdTrack& track);
 
-  Float_t GetYproj()     { return fYproj; };
-  Float_t GetZproj()     { return fZproj; };
-  Float_t GetSlope()     { return fSlope; };
-  Int_t   GetDetector()  { return fDetector; };
-  Int_t   GetTracklets() { return fNtracklets; };
-  Int_t   GetPlanes()    { return fNplanes; };
-  Int_t   GetClusters()  { return fNclusters; };
-  Float_t GetPt()        { return fPt; };
-  Float_t GetPhi()       { return fPhi; };
-  Float_t GetEta()       { return fEta; };
-  Int_t   GetLabel()     { return fLabel; };
-  Float_t GetPID()       { return fPID; };
-  Bool_t  IsElectron()   { return fIsElectron; }
+  Float_t GetYproj()     const { return fYproj; };
+  Float_t GetZproj()     const { return fZproj; };
+  Float_t GetSlope()     const { return fSlope; };
+  Int_t   GetDetector()  const { return fDetector; };
+  Int_t   GetTracklets() const { return fNtracklets; };
+  Int_t   GetPlanes()    const { return fNplanes; };
+  Int_t   GetClusters()  const { return fNclusters; };
+  Float_t GetPt()        const { return fPt; };
+  Float_t GetPhi()       const { return fPhi; };
+  Float_t GetEta()       const { return fEta; };
+  Int_t   GetLabel()     const { return fLabel; };
+  Float_t GetPID()       const { return fPID; };
+  Bool_t  IsElectron()   const { return fIsElectron; }
 
   void SetYproj(Float_t val)     { fYproj = val; };
   void SetZproj(Float_t val)     { fZproj = val; };
@@ -48,7 +48,7 @@ class AliESDTrdTrack : public TObject {
 
   Float_t fYproj;                                   // Average values calculated
   Float_t fZproj;                                   // from the tracklets 
-  Float_t fSlope;                                   //
+  Float_t fSlope;                                   // slope of the tracklet
   Int_t   fDetector;                                // First detector in the module
   Int_t   fNtracklets;                              // Number of tracklets
   Int_t   fNplanes;                                 // Number of TRD planes

diff --git a/STEER/AliESDtrack.cxx b/STEER/AliESDtrack.cxx
index c939cec84352403de6d15f3bf45bd4e479afb60f..17df5deb3727f4dbdf4f108959012071b2cc2cb8 100644 (file)
--- a/STEER/AliESDtrack.cxx
+++ b/STEER/AliESDtrack.cxx
@@ -20,7 +20,7 @@
 //      e-mail: Jouri.Belikov@cern.ch
 //-----------------------------------------------------------------
 
-#include "TMath.h"
+#include <TMath.h>
 
 #include "AliESDVertex.h"
 #include "AliESDtrack.h"

diff --git a/STEER/AliESDtrack.h b/STEER/AliESDtrack.h
index c9204d3b51e6abee7deb4d208d6fb021bb46a84a..be8c418912040bbab5684692c6309483e844afd6 100644 (file)
--- a/STEER/AliESDtrack.h
+++ b/STEER/AliESDtrack.h
@@ -27,11 +27,8 @@
 #include "AliPID.h"
 #include "AliESDfriendTrack.h"
 
-#include <TVector3.h>
-
 class AliESDVertex;
 class AliKalmanTrack;
-class AliESDfriendTrack;
 class AliTrackPointArray;
 
 class AliESDtrack : public AliExternalTrackParam {
@@ -42,7 +39,7 @@ public:
   const AliESDfriendTrack *GetFriendTrack() const {return fFriendTrack;}
   void MakeMiniESDtrack();
   void SetID(Int_t id) { fID =id;}
-  Int_t GetID(){ return fID;}
+  Int_t GetID() const { return fID;}
   void SetStatus(ULong_t flags) {fFlags|=flags;}
   void ResetStatus(ULong_t flags) {fFlags&=~flags;}
   Bool_t UpdateTrackParams(const AliKalmanTrack *t, ULong_t flags);
@@ -62,9 +59,6 @@ public:
   Double_t GetIntegratedLength() const {return fTrackLength;}
   void GetIntegratedTimes(Double_t *times) const;
   Double_t GetMass() const;
-  TVector3 P3() const {Double_t p[3]; GetPxPyPz(p); return TVector3(p[0],p[1],p[2]);} //running track momentum
-  TVector3 X3() const {Double_t x[3]; GetXYZ(x); return TVector3(x[0],x[1],x[2]);}    //running track position 
-
 
   Bool_t GetConstrainedPxPyPz(Double_t *p) const {
     if (!fCp) return kFALSE;
@@ -131,7 +125,7 @@ public:
      for (Int_t i=0;i<4;i++) fTPCPoints[i]=points[i];
   }
   void    SetTPCPointsF(UChar_t  findable){fTPCnclsF = findable;}
-  Float_t GetTPCPoints(Int_t i){return fTPCPoints[i];}
+  Float_t GetTPCPoints(Int_t i) const {return fTPCPoints[i];}
   void    SetKinkIndexes(Int_t points[3]) {
      for (Int_t i=0;i<3;i++) fKinkIndexes[i] = points[i];
   }
@@ -247,7 +241,6 @@ public:
   };
 protected:
   
-  //AliESDtrack & operator=(const AliESDtrack & );
 
   ULong_t   fFlags;         // Reconstruction status flags 
   Int_t     fLabel;         // Track label
@@ -261,15 +254,14 @@ protected:
 
   Int_t   fStopVertex;  // Index of the stop vertex
 
-//Track parameters constrained to the primary vertex
-  AliExternalTrackParam *fCp; 
-  Double_t fCchi2; //chi2 at the primary vertex
+  AliExternalTrackParam *fCp; // Track parameters constrained to the primary vertex
+  Double_t fCchi2; // chi2 at the primary vertex
+
 
-//Track parameters at the inner wall of the TPC
-  AliExternalTrackParam *fIp;
+  AliExternalTrackParam *fIp; // Track parameters at the inner wall of the TPC
 
-//Track parameters at the inner wall of the TRD 
-  AliExternalTrackParam *fOp;
+
+  AliExternalTrackParam *fOp; // Track parameters at the inner wall of the TRD 
 
   // ITS related track information
   Float_t fITSchi2;        // chi2 in the ITS
@@ -330,10 +322,14 @@ protected:
   Float_t fRICHmipX;       // x of the MIP in LORS
   Float_t fRICHmipY;       // y of the MIP in LORS
 
-  AliTrackPointArray *fPoints;//Array of track space points in the global frame
+  AliTrackPointArray *fPoints;// Array of track space points in the global frame
 
   AliESDfriendTrack *fFriendTrack; //! All the complementary information
 
+ private:
+
+  AliESDtrack & operator=(const AliESDtrack & ) {return *this;}
+
   ClassDef(AliESDtrack,27)  //ESDtrack 
 };
 

diff --git a/TRD/AliTRDtrack.cxx b/TRD/AliTRDtrack.cxx
index b2b7d81ce34fa79f24690bf6d7640ebd16464b6e..c8c41f78740afe86da7c1a7d77414e6643c4e6be 100644 (file)
--- a/TRD/AliTRDtrack.cxx
+++ b/TRD/AliTRDtrack.cxx
@@ -17,6 +17,7 @@
 
 #include <Riostream.h>
 #include <TMath.h>
+#include <TVector2.h>
 
 #include "AliESDtrack.h"
 #include "AliTRDgeometry.h"