Rho0Omega.h

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#ifndef RHO0OMEGA_LINESHAPE_HH
#define RHO0OMEGA_LINESHAPE_HH
// author: Nunya Business (ya.mum@bristol.ac.uk)
// status:  Mon 04 Feb 2014 19:17:59 GMT

#include <complex>
#include <string>

#include "Mint/ILineshape.h"
#include "Mint/BW_BW.h"
#include "Mint/NamedParameter.h"

class Rho0Omega : public BW_BW, virtual public ILineshape{
 public:
  Rho0Omega( const AssociatedDecayTree& tree, const std::string& namePrefix="");

  virtual std::complex<double> getVal(IDalitzEvent& evt);

  virtual void print( std::ostream& out = std::cout ) const;

  virtual void print( IDalitzEvent& evt, std::ostream& out = std::cout );

  virtual std::string name() const{
    return "Rho0Omega("+_theDecay.oneLiner() +")";
  }

  virtual ~Rho0Omega(){}

 protected:
  double GetAOmegatoRho0() const;

  double GetEpsCoh() const;

  std::complex<double> GetExpiBeta() const;

  double GetDelta() const;

  double GetRho0Mass() const;

  double GetOmegaMass() const;

  double GetRho0Width() const;

  double GetOmegaWidth() const;

  double GetPipMass() const;

  double Getp( const double& mpipi ) const;

  double Getq( const double& mpipi ) const;

  double GetD1( const double& q ) const;

  double GetB1( const double& q, const double& q0 ) const;

  double Getrhos( const double& mpipi ) const;

  double GetGammas( const double& mpipi,
            const double& m0, const double& Gamma0 ) const;

  std::complex<double> BW( const double& mpipi,
               const double& m0, const double& Gamma0,
               const double& q, const double& q0 ) const;

  const MINT::NamedParameter<double> _pr, _aRatioSq, _eps_coh, _beta, _delta;

  mutable double _mRho0, _mOmega, _GRho0, _GOmega;
  const double _mPip;
};

std::ostream& operator<<( std::ostream& out, const Rho0Omega& amp );

#endif
//