TPC/SCDCorrections/Langevin.h

0001 #ifndef __LANGEVIN_H__
0002 #define __LANGEVIN_H__
0003
0004 //===========================================================
0005 /// \file Langevin.h
0006 /// \brief Langevin solution for charge transport
0007 /// \author Carlos Perez Lara
0008 //===========================================================
0009
0010 #include "TH3F.h"
0011
0012 class Langevin {
0013  public:
0014   Langevin();
0015   virtual ~Langevin();
0016   void ReadFile();
0017   void SetDebugLevel(int n) {fDebug=n;}
0018   void Make();
0019   void TPCDimensions(float irad, float orad, float hzet) {fInnerRadius=irad; fOutterRadius=orad; fHalfLength=hzet;}
0020   void TPCGridSize(int nr, int np, int nz) {fNRadialSteps=nr; fNAzimuthalSteps=np; fNLongitudinalSteps=nz;}
0021   void OutputFileName(std::string a) {fFileNameRoot=a;}
0022
0023  protected:
0024   void InitMaps();
0025   void SaveMaps();
0026   int fDebug;
0027
0028   TH3F *fEr;
0029   TH3F *fEp;
0030   TH3F *fEz;
0031   TH3F *fDeltaR;
0032   TH3F *fRDeltaPHI;
0033
0034   float fInnerRadius;
0035   float fOutterRadius;
0036   float fHalfLength;
0037   int fNRadialSteps;
0038   int fNAzimuthalSteps;
0039   int fNLongitudinalSteps;
0040   std::string fFileNameRoot;
0041 };
0042
0043 #endif /* __Langevin_H__ */