hydrogenic.h

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/* This file is part of Cloudy and is copyright (C)1978-2025 by Gary J. Ferland and
 * others.  For conditions of distribution and use see copyright notice in license.txt */
 
#ifndef HYDROGENIC_H_
#define HYDROGENIC_H_

 
#include "module.h"

realnum HydroCSInterp( long int nelem, long int ipHi, long int ipLo, long int Collider );

realnum GetHlikeCollisionStrength( long nelem, long ipCollider,
                                        long nHi, long lHi, long sHi, long gHi, double IP_Ryd_Hi,
                                        long nLo, long lLo, long sLo,/*long gLo,*/ double IP_Ryd_Lo,
                                        double Aul, double tauLo, double EnerWN, double EnerErg, const char **where );

void HydroLevel(long ipISO, long int ipZ);

double HydroRecCool(long int n, long int ipZ);

double HCoolRatio( 
        double t );

double H_cross_section( double EgammaRyd , double EthRyd, long n, long l, long nelem );

struct t_hydro : public module {
 
        const char *chName() const
        {
                return "hydro";
        }
 
        void zero();
        void comment(t_warnings&) {}

        bool lgHiPop2;
        realnum pop2mx;

        bool lgLyaFeIIPumpOn;

        realnum dstfe2lya;

        realnum HLineWidth;

        realnum TexcLya;

        long int nLyaHot;

        realnum TLyaMax, 
          TeLyaMax;

        long int nZTLaMax;

        char chHTopType[5];

        realnum H_ion_frac_photo;

        realnum HCollIonMax;

        realnum H_ion_frac_collis;

        double cintot;

        bool lgHInducImp;

        realnum DampOnFac;

        realnum FracInd;
        long int ndclev;
        realnum fbul;
        long int nbul;

        bool lgLymanPumping;

        realnum xLymanPumpingScaleFactor;
 
        };
extern t_hydro hydro;
 
#endif /* HYDROGENIC_H_ */