EvtDsToKpPipPimPi0.hh

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#ifndef EVTDSTOKPPIPPIMPI0_HH
#define EVTDSTOKPPIPPIMPI0_HH
 
#include "../EvtGenBase/EvtDecayProb.hh"
#include "TComplex.h"
 
class EvtParticle;
 
class EvtDsToKpPipPimPi0 : public EvtDecayProb {
 
public:
  EvtDsToKpPipPimPi0() {}
  virtual ~EvtDsToKpPipPimPi0();
 
  void          getName( std::string& name );
  EvtDecayBase* clone();
 
  void init();
  void initProbMax();
  void decay( EvtParticle* p );
 
private:
  double calDalEva( double Kp[], double Pip[], double Pim[], double Pi0[] );
  void   Com_Multi( double a1[2], double a2[2], double res[2] );
  void   Com_Divide( double a1[2], double a2[2], double res[2] );
  double SCADot( double a1[4], double a2[4] );
  void   calt1( double daug1[4], double daug2[4], double t1[4] );
  void   calt2( double daug1[4], double daug2[4], double t2[4][4] );
 
  double barrier( int l, double sa, double sb, double sc, double r, double mass );
  double wid( double mass2, double mass, double sa, double sb, double sc, double r, int l );
  double widl1( double mass2, double mass, double sa, double sb, double sc, double r );
  void propagatorRBW( double mass2, double mass, double width, double sa, double sb, double sc,
                      double r, int l, double prop[2] );
  void propagatorNBW( double mass2, double mass, double width, double sa, double sb, double sc,
                      double r, int l, double prop[2] );
  void propagatorRBWl1( double mass2, double mass, double width, double sa, double sb,
                        double sc, double r, double prop[2] );
  void propagatorGS( double mass2, double mass, double width, double sa, double sb, double sc,
                     double r, double prop[2] );
  void KPiSLASS( double sa, double sb, double sc, double prop[2] );
 
  void calEvaMy( double* Kp, double* Pip, double* Pim, double* Pi0, double* mass1,
                 double* mass2, double* width1, double* width2, double* amp, double* phase,
                 int* g0, int* g1, int* g2, int* modetype, int nstates, double& Result,
                 double& q1270 );
 
  TComplex ResonanceSkm( double& m2 );
  double   CalRho4pi( double s );
 
  double rho[11];
  double phi[11];
  double mDsM;
  double mKst0;
  double mKstp;
  double mKstp2;
  double mrho;
  double mrho0;
  double mK1400;
  double mK1410;
  double mK1650;
  double mA1;
  double mK1270;
  double mOmega;
  double GOmega;
  double GKst0;
  double GKstp;
  double Grho;
  double Grho0;
  double GK1400;
  double GK1410;
  double GK1650;
  double GA1;
  double GK1270;
 
  double mass_Pion;
  double mass_Pion_N;
  double mass_Eta;
  double mass_Kaon;
  double math_pi;
  double rD2;   // 5*5
  double rRes1; // 3*3
  double rRes2; // 3*3
 
  double GS1;
  double GS2;
  double GS3; //  1/(2*math_2pi)
  double GS4; //  mass_Pion2/math_pi
  int    G[4][4];
  int    E[4][4][4][4];
};
 
#endif