/** \file bremss.hpp \brief bremss emission \author Junhua Gu */ #ifndef BREMSS_MODEL_H_ #define BREMSS_MODEL_H_ #define OPT_HEADER #include <core/fitter.hpp> #include <cmath> #include <misc/optvec.hpp> namespace opt_utilities { template <typename T> class bremss :public model<optvec<T>,optvec<T>,optvec<T>,std::string> { private: bremss* do_clone()const { return new bremss<T>(*this); } const char* do_get_type_name()const { return "Bremsstrahlung emission"; } public: bremss() { this->push_param_info(param_info<optvec<T> >("norm",1)); this->push_param_info(param_info<optvec<T> >("kT",1)); } optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param) { T norm=get_element(param,0); T kT=get_element(param,1); return norm*sqrt(kT)*exp(-x/kT); } private: std::string do_get_information()const { return ""; } }; } #endif //EOF