Line data    Source code

       1             : #ifndef ALIGENHALOPROTVINO_H
       2             : #define ALIGENHALOPROTVINO_H
       3             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : 
       6             : /* $Id $ */
       7             : 
       8             : 
       9             : #include "AliGenerator.h"
      10             : #include <TString.h>
      11             : 
      12             : // Read background particles from a boundary source
      13             : // Very specialized generator to simulate background from beam halo.
      14             : // Author: andreas.morsch@cern.ch
      15             : 
      16             : class AliGenHaloProtvino : public AliGenerator
      17             : {
      18             : public:
      19             :     enum constants{kY1Day0, kY1Day70, kY2D0, kY2D10, kY3D90, kLHCPR674Startup, kLHCPR674Conditioned};
      20             :     AliGenHaloProtvino();
      21             :     AliGenHaloProtvino(Int_t npart);
      22             :     virtual ~AliGenHaloProtvino();
      23             :     virtual void Init();
      24           0 :     virtual void SetFileName(TString filename) {fFileName=TString(filename);}
      25             :     virtual void Generate();
      26             :     virtual Float_t GasPressureWeight(Float_t zPrimary);
      27           0 :     virtual void SetSide(Int_t flag = 1) {fSide = flag;}
      28           0 :     virtual void SetNskip(Int_t nskip) {fNskip = nskip;}
      29           0 :     virtual void SetRunPeriod(Int_t t = kY3D90) {fRunPeriod = t;}
      30           0 :     virtual void SetTimePerEvent(Float_t t = 1.e-4) {fTimePerEvent = t;}
      31             :     virtual void Draw(Option_t * opt="");
      32             : 
      33             : protected:
      34             :   FILE*    fFile;                       // ! Pointer to file
      35             :   TString  fFileName;                   //   Choose the file
      36             :   Int_t    fSide;                       //   Muon arm side (1) / Castor side (-1)
      37             :   Int_t    fRunPeriod;                  //   LHC Running Period
      38             :   Float_t  fTimePerEvent;               //   Time corresponding to one event [s]
      39             :   Int_t    fNskip;                      //   Number of entries to skip
      40             :   Float_t* fZ1;                         // ! z-positions for gas pressure tables
      41             :   Float_t* fZ2;                         // ! z-positions for gas pressure tables 
      42             :   Float_t* fG1;                         // ! gas pressures
      43             :   Float_t* fG2;                         // ! gas pressures
      44             :   Int_t    fGPASize;                    // ! Size of arrays
      45             :  private:
      46             :   AliGenHaloProtvino(const AliGenHaloProtvino &HaloProtvino);
      47             :   AliGenHaloProtvino & operator=(const AliGenHaloProtvino & rhs);
      48             : 
      49           6 :   ClassDef(AliGenHaloProtvino,1)        //   LHC background boundary source (Protvino Group results)
      50             :       
      51             : 
      52             : };
      53             : #endif
      54             : 
      55             : 
      56             : 
      57             : 
      58             : 
      59             :