#ifndef DIM__Shower__Alpha_QCD_H #define DIM__Shower__Alpha_QCD_H #include "DIM/Shower/Gauge.H" namespace MODEL { class Running_AlphaS; } namespace DIM { class Alpha_QCD: public Gauge { protected: MODEL::Running_AlphaS *const &p_cpl; double m_fac, m_max; double m_Nc, m_CF, m_CA, m_TR; int m_lc; mutable int m_override; bool m_mab, m_mba, m_maa, m_mbb; Color m_ca, m_cb; double B0(const double &nf) const; double B1(const double &nf) const; double G2(const double &nf) const; double G3(const double &nf) const; double CplFac(const double &scale) const; public: Alpha_QCD(const Kernel_Key &key); double TrueScale(const Splitting &s) const; double Coupling(const Splitting &s) const; double RenCT(const Splitting &s) const; double CplMax(const Splitting &s) const; double K(const Splitting &s) const; double KMax(const Splitting &s) const; double Nf(const Splitting &s) const; void SetLimits(); double Solve(const double &cpl) const; };// end of class Alpha_QCD }// end of namespace DIM #endif