TUHKMgen/UHKM/GrandCanonical.h

   1 //////////////////////////////////////////////////////////////////////////////////
   2 //                                                                              //
   3 //        Nikolai Amelin, Ludmila Malinina, Timur Pocheptsov (C) JINR/Dubna     //
   4 //      amelin@sunhe.jinr.ru, malinina@sunhe.jinr.ru, pocheptsov@sunhe.jinr.ru  //
   5 //                           November. 2, 2005                                  //
   6 //                                                                              //
   7 //////////////////////////////////////////////////////////////////////////////////
   8
   9 #ifndef GRANDCANONICAL_H
  10 #define GRANDCANONICAL_H
  11
  12 class DatabasePDG;
  13 class ParticlePDG;
  14
  15 class GrandCanonical {
  16  public:
  17   GrandCanonical();
  18   GrandCanonical(Int_t nmax, Double_t temperature, Double_t baryonPotential, Double_t strangePotential, Double_t electroPotential);
  19   ~GrandCanonical();
  20
  21   void     Temperature(Double_t value);
  22   Double_t Temperature() const { return fTemperature; }
  23   void     BaryonPotential(Double_t value);
  24   Double_t BaryonPotential() const { return fBaryonPotential; }
  25   void     StrangePotential(Double_t value);
  26   Double_t StrangePotential() const { return fStrangePotential; }
  27   void     ElectroPotential(Double_t value);
  28   Double_t ElectroPotential() const { return fElectroPotential; }
  29   void     NMax(Int_t value);
  30   Int_t    NMax() const { return fNMax; }
  31
  32   // compute of system baryon number, system strangeness, system charge and
  33   // system energy
  34   // calculate system energy density
  35   Double_t EnergyDensity(DatabasePDG *const database);
  36   // calculate system baryon density
  37   Double_t BaryonDensity(DatabasePDG *const database);
  38   // calculate system strangeness density
  39   Double_t StrangeDensity(DatabasePDG *const database);
  40   // calculate system electro density
  41   Double_t ElectroDensity(DatabasePDG *const database);
  42   // compute of particle number density
  43   Double_t ParticleNumberDensity(ParticlePDG *const particle);
  44   // compute the particle energy density
  45   Double_t ParticleEnergyDensity(ParticlePDG *const particle);
  46
  47  private:
  48
  49   Double_t    fTemperature;        // temperature
  50   Double_t    fBaryonPotential;    // baryon chemical potential
  51   Double_t    fStrangePotential;   // strangeness chemical potential
  52   Double_t    fElectroPotential;   // electro chemical potential
  53
  54   Int_t       fNMax;               //  Number of terms for summation, if fNMax = 1 then
  55   Bool_t fInitialized;             // flag
  56 };
  57
  58 #endif