The present commit corresponds to an important change in the way the

[u/mrichter/AliRoot.git] / TRD / AliTRDv1.h

diff --git a/TRD/AliTRDv1.h b/TRD/AliTRDv1.h
index e56b773dc62d50379c98aa936aadd2fe29d5a030..5138ef87ea2419cc6813e253f9721ca1b60b5829 100644 (file)
--- a/TRD/AliTRDv1.h
+++ b/TRD/AliTRDv1.h
@@ -1,38 +1,84 @@
-#ifndef TRDv1_H
-#define TRDv1_H
-////////////////////////////////////////////////////////
-//  Manager and hits classes for set:TRD version 1    //
-////////////////////////////////////////////////////////
+#ifndef ALITRDV1_H
+#define ALITRDV1_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice                               */
+
+/* $Id$ */
+
+////////////////////////////////////////////////////////////////////////////
+//                                                                        //
+//  Manager and hits classes for set: TRD version 1                       //
+//                                                                        //
+////////////////////////////////////////////////////////////////////////////
+
+// Energy spectrum of the delta-rays 
+Double_t Ermilova(Double_t *x, Double_t *par);
+Double_t IntSpecGeant(Double_t *x, Double_t *par);
  
 #include "AliTRD.h"
-             
+
+class TF1;
+class TTree;
+class TFile;
+
+class AliTRDsimTR;
+
+//_____________________________________________________________________________
 class AliTRDv1 : public AliTRD {
 
-public:
-  AliTRDv1() {}
+ public:
+
+  AliTRDv1();
   AliTRDv1(const char *name, const char *title);
-  virtual      ~AliTRDv1() {}
-  virtual void  CreateGeometry();
-  virtual void  CreateMaterials();
-  virtual Int_t IsVersion() const {return 1;}
-  virtual void  SetHits(Int_t ihit = 1) { fHitsOn = ihit; };
-  virtual void  StepManager();
-  virtual void  Init();
-
-protected:
-  Int_t        fIdSens;     // Sensitive volume identifier
-
-  Int_t        fIdSpace1;   // Spaceframe volume identifier
-  Int_t        fIdSpace2;   // 
-  Int_t        fIdSpace3;   // 
-
-  Int_t        fIdChamber1; // Driftchamber volume identifier
-  Int_t        fIdChamber2; // 
-  Int_t        fIdChamber3; // 
-
-  Int_t        fHitsOn;     // Used to switch hits on
-            
-  ClassDef(AliTRDv1,1)      // Transition Radiation Detector version 1
+  virtual ~AliTRDv1();
+
+  virtual void     Init();
+  virtual Int_t    IsVersion() const          { return 1;      }
+
+  virtual void     AddAlignableVolumes() const;
+  virtual void     CreateGeometry();
+  virtual void     CreateMaterials();
+  virtual void     CreateTRhit(Int_t det);
+
+  virtual void     StepManager();
+          void     StepManagerErmilova();
+          void     StepManagerGeant();
+          void     StepManagerFixedStep();
+          void     SelectStepManager(Int_t t);
+
+          void     SetStepSize(Double_t s)    { fStepSize = s; }
+          void     SetTR(Bool_t)              { fTRon = kTRUE; }
+
+          Bool_t   GetTR() const              { return fTRon;  }
+  AliTRDsimTR     *GetTRDsim() const          { return fTR;    }
+
+ protected:
+
+          void    *StepManagerEntity();
+
+          Bool_t   fTRon;               //  Switch for TR simulation
+  AliTRDsimTR     *fTR;                 //  TR simulator
+
+          Int_t    fTypeOfStepManager;  //  Type of Step Manager.
+          Double_t fStepSize;           //  Used for the fixed step size
+
+ private:
+
+  AliTRDv1(const AliTRDv1 &trd);
+  AliTRDv1 &operator=(const AliTRDv1 &trd);
+
+          Double_t BetheBloch(Double_t bg);
+          Double_t BetheBlochGeant(Double_t bg);
+  
+          Float_t  fWion;               //  Ionization potential
+
+          TF1     *fDeltaE;             //  Energy distribution of the delta-electrons (Ermilova)
+          TF1     *fDeltaG;             //  Energy distribution of the
+
+          Float_t  fTrackLength0;       //  Save the track length at chamber entrance  
+          Int_t           fPrimaryTrackPid;    //  Save the id of the primary track  
+
+  ClassDef(AliTRDv1,7)                  //  Transition Radiation Detector version 1 (slow simulator)
 
 };