X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=ITS%2FAliITSVertexer.h;h=710df21dc51073cb9e29319c50df18ef5a1c8e14;hp=25a80e869396b2a71598b490796718d458d4cc11;hb=6491276b27a86771d7b26c220bbcc6b8e8532b90;hpb=41b19549b335f86d630fad1e6fc3b39314f73824

diff --git a/ITS/AliITSVertexer.h b/ITS/AliITSVertexer.h
index 25a80e86939..710df21dc51 100644
--- a/ITS/AliITSVertexer.h
+++ b/ITS/AliITSVertexer.h
@@ -1,54 +1,99 @@
 #ifndef ALIITSVERTEXER_H
 #define ALIITSVERTEXER_H
 
-#include<TObject.h>
+#include<AliVertexer.h>
+//#include "AliITSDetTypeRec.h"
 
 ///////////////////////////////////////////////////////////////////
 //                                                               //
-// Base class for primary vertex reconstruction                  //
+// Base class for primary vertex reconstruction  for ITS         //
+// Daughter classes:                                             //
+// AliITSVertexer3D                                              //
+// AliITSVertexer3DTapan                                         //
+// AliITSVertexerCosmics                                         //
+// AliITSVertexerFast                                            //
+// AliITSVertexerFixed                                           //
+// AliITSVertexerZ                                               //
 //                                                               //
 ///////////////////////////////////////////////////////////////////
 
-class TFile;
-class TString;
-class TTRee;
-class AliITSVertex;
+/* $Id$ */
 
+class TString;
+class AliITSDetTypeRec;
 
-class AliITSVertexer : public TObject {
+class AliITSVertexer : public AliVertexer {
 
  public:
     // default constructor
     AliITSVertexer();   
-    // standard constructor     
-    AliITSVertexer(TString filename); 
-    // destructor
-    virtual ~AliITSVertexer(); 
-    // computes the vertex for the current event
-    virtual AliITSVertex* FindVertexForCurrentEvent(Int_t evnumb)=0; 
-    // computes the vetex for each event and stores it on file
-    virtual void FindVertices()= 0;
+    virtual ~AliITSVertexer();
+    virtual AliESDVertex *FindVertexForCurrentEvent(TTree *itsClusterTree)=0;
     virtual void PrintStatus() const = 0;
-    virtual void SetDebug(Int_t debug = 0){fDebug = debug;}
-    virtual void SetFirstEvent(Int_t ev){fFirstEvent = ev;}
-    virtual void SetLastEvent(Int_t ev){fLastEvent = ev;}
-    virtual void WriteCurrentVertex();
 
- 
+    virtual void ResetVertex();
+    void FindMultiplicity(TTree *itsClusterTree);
+    void SetFirstEvent(Int_t ev){fFirstEvent = ev;}
+    void SetLastEvent(Int_t ev){fLastEvent = ev;}
+    static Float_t GetPipeRadius() {return fgkPipeRadius;}
+    void SetLaddersOnLayer2(Int_t ladwid=4);
+    void SetComputeMultiplicity(Bool_t opt=kTRUE){fComputeMultiplicity=opt;}
+    virtual void SetUseModule(Int_t imod, Bool_t optUse){
+      if(imod>=0 && imod<kNSPDMod) fUseModule[imod]=optUse;
+    }    
+    virtual Bool_t IsModuleUsed(Int_t imod) const {
+      if(imod>=0 && imod<kNSPDMod) return fUseModule[imod];
+      else return 0;
+    }
+
+    virtual AliESDVertex* GetAllVertices(Int_t &novertices) const {novertices = fNoVertices; return fVertArray; }
+
+    AliITSDetTypeRec *GetDetTypeRec() const {return fDetTypeRec;}
+    virtual void SetDetTypeRec(AliITSDetTypeRec *ptr){fDetTypeRec = ptr;}
+    enum{kNSPDMod=240};
+
+    // Methods containing run-loaders, should be moved to some other class
+    void Init(TString filename);
+    void WriteCurrentVertex();
+    void FindVertices();
+
+    Int_t GetMinTrackletsForPilup() const {return fMinTrackletsForPilup;}
+    void SetMinTrackletsForPilup(Int_t mint=2) {fMinTrackletsForPilup=mint;} 
+    Bool_t IsPileup() const{return fIsPileup;}
+    Float_t GetZPileupV() const {
+      if(IsPileup()) return fZpuv;
+      else return -9999999.;
+    }
+    Int_t GetNTrackletsPileupV() const {
+      if(IsPileup()) return fNTrpuv;
+      else return -2;
+    }
  protected:
+    static const Float_t fgkPipeRadius;  // beam pipe radius (cm)
+    UShort_t *fLadders; // array with layer1-layer2 ladders correspondances  
+    Int_t fLadOnLay2;   // (2*fLadOnLay2+1)=number of layer2 ladders 
+                      // associated to a layer1 ladder
+    Bool_t  fComputeMultiplicity;      // flag to switch on/off tracklet calculation
+    Bool_t  fUseModule[kNSPDMod]; // flag for enabling/disabling SPD modules
+    AliITSDetTypeRec *fDetTypeRec;  //! pointer to DetTypeRec
+    Int_t fMinTrackletsForPilup;  // min. n. of tracklets for pilup definition
+    Bool_t fIsPileup;             // flag for pileup
+    Int_t fNTrpuv;             // tracklets in pile-up vertex
+    Float_t fZpuv;             // Z of second pile-up vertex
+    Int_t fNoVertices;         //! number of vertices found 
+    AliESDVertex* fVertArray;    //! vertices (main+pileupped)
+
+ private:
     // copy constructor (NO copy allowed: the constructor is protected
     // to avoid misuse)
     AliITSVertexer(const AliITSVertexer& vtxr);
     // assignment operator (NO assignment allowed)
     AliITSVertexer& operator=(const AliITSVertexer& /* vtxr */);
 
-    AliITSVertex *fCurrentVertex;  //! pointer to the vertex of the current
-                                   //  event
     Int_t fFirstEvent;          // First event to be processed by FindVertices
-    Int_t fLastEvent;           // Last event to be processed by FindVertices 
-    Int_t fDebug;               //! debug flag - verbose printing if >0
+    Int_t fLastEvent;           // Last event to be processed by FindVertices
 
-  ClassDef(AliITSVertexer,1);
+  ClassDef(AliITSVertexer,11);
 };
 
 #endif