rad_planck_mean.h

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#pragma once
 
#include <vector>
#include "rad.h"
 
 
class rad_planck_mean : public rad {
 
 
    protected:
 
        static const double pmCoefs_H2O[];
        static const double pmCoefs_CO2[];
        static const double pmCoefs_CO_lo[];   // < 750 K
        static const double pmCoefs_CO_hi[];   // > 750 K
        static const double pmCoefs_CH4[];
 
 
    public:
 
        void get_k_a(std::vector<double> &kabs,    // absorption coefficient (1/m)
                     std::vector<double> &awts,    // gas weight (sum to one)
                     const double   T,             // gas temperature (K)
                     const double   P,             // gas pressure (Pa)
                     const double   fvsoot,        // volume fraction soot (not ppmv)
                     const double   xH2O,          // mole fraction h2o
                     const double   xCO2,          // mole fraction co2
                     const double   xCO,           // mole fraction co
                     const double   xCH4);         // mole fraction ch4
        
        void get_k_a_oneband(double         &kabs,   // absorption coefficient (1/m)
                             double         &awts,   // gas weight (sum to one)
                             const int      iband,   // band/gas to get k_a for
                             const double   T,       // gas temperature (K)
                             const double   P,       // gas pressure (Pa)
                             const double   fvsoot,  // volume fraction soot (not ppmv)
                             const double   xH2O,    // mole fraction h2o
                             const double   xCO2,    // mole fraction co2
                             const double   xCO,     // mole fraction co
                             const double   xCH4);   // mole fraction ch4
 
    
    public: 
    
        rad_planck_mean()
            : rad(1, 1){}
 
};