text: /* Created by Language version: 7.7.0 */
  /* VECTORIZED */
  #define NRN_VECTORIZED 1
  #include <stdio.h>
  #include <stdlib.h>
  #include <math.h>
  #include "scoplib_ansi.h"
  #undef PI
  #define nil 0
  #include "md1redef.h"
  #include "section.h"
  #include "nrniv_mf.h"
  #include "md2redef.h"
   
  #if METHOD3
  extern int _method3;
  #endif
  
  #if !NRNGPU
  #undef exp
  #define exp hoc_Exp
  extern double hoc_Exp(double);
  #endif
   
  #define nrn_init _nrn_init__Ca_HVA
  #define _nrn_initial _nrn_initial__Ca_HVA
  #define nrn_cur _nrn_cur__Ca_HVA
  #define _nrn_current _nrn_current__Ca_HVA
  #define nrn_jacob _nrn_jacob__Ca_HVA
  #define nrn_state _nrn_state__Ca_HVA
  #define _net_receive _net_receive__Ca_HVA 
  #define rates rates__Ca_HVA 
  #define states states__Ca_HVA 
   
  #define _threadargscomma_ _p, _ppvar, _thread, _nt,
  #define _threadargsprotocomma_ double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt,
  #define _threadargs_ _p, _ppvar, _thread, _nt
  #define _threadargsproto_ double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt
   	/*SUPPRESS 761*/
  	/*SUPPRESS 762*/
  	/*SUPPRESS 763*/
  	/*SUPPRESS 765*/
  	 extern double *getarg();
   /* Thread safe. No static _p or _ppvar. */
   
  #define t _nt->_t
  #define dt _nt->_dt
  #define gbar _p[0]
  #define ica _p[1]
  #define g _p[2]
  #define m _p[3]
  #define h _p[4]
  #define eca _p[5]
  #define mInf _p[6]
  #define mTau _p[7]
  #define mAlpha _p[8]
  #define mBeta _p[9]
  #define hInf _p[10]
  #define hTau _p[11]
  #define hAlpha _p[12]
  #define hBeta _p[13]
  #define Dm _p[14]
  #define Dh _p[15]
  #define v _p[16]
  #define _g _p[17]
  #define _ion_eca	*_ppvar[0]._pval
  #define _ion_ica	*_ppvar[1]._pval
  #define _ion_dicadv	*_ppvar[2]._pval
   
  #if MAC
  #if !defined(v)
  #define v _mlhv
  #endif
  #if !defined(h)
  #define h _mlhh
  #endif
  #endif
   
  #if defined(__cplusplus)
  extern "C" {
  #endif
   static int hoc_nrnpointerindex =  -1;
   static Datum* _extcall_thread;
   static Prop* _extcall_prop;
   /* external NEURON variables */
   /* declaration of user functions */
   static void _hoc_rates(void);
   static void _hoc_vtrap(void);
   static int _mechtype;
  extern void _nrn_cacheloop_reg(int, int);
  extern void hoc_register_prop_size(int, int, int);
  extern void hoc_register_limits(int, HocParmLimits*);
  extern void hoc_register_units(int, HocParmUnits*);
  extern void nrn_promote(Prop*, int, int);
  extern Memb_func* memb_func;
   
  #define NMODL_TEXT 1
  #if NMODL_TEXT
  static const char* nmodl_file_text;
  static const char* nmodl_filename;
  extern void hoc_reg_nmodl_text(int, const char*);
  extern void hoc_reg_nmodl_filename(int, const char*);
  #endif
  
   extern void _nrn_setdata_reg(int, void(*)(Prop*));
   static void _setdata(Prop* _prop) {
   _extcall_prop = _prop;
   }
   static void _hoc_setdata() {
   Prop *_prop, *hoc_getdata_range(int);
   _prop = hoc_getdata_range(_mechtype);
     _setdata(_prop);
   hoc_retpushx(1.);
  }
   /* connect user functions to hoc names */
   static VoidFunc hoc_intfunc[] = {
   "setdata_Ca_HVA", _hoc_setdata,
   "rates_Ca_HVA", _hoc_rates,
   "vtrap_Ca_HVA", _hoc_vtrap,
   0, 0
  };
  #define vtrap vtrap_Ca_HVA
   extern double vtrap( _threadargsprotocomma_ double , double );
   /* declare global and static user variables */
   /* some parameters have upper and lower limits */
   static HocParmLimits _hoc_parm_limits[] = {
   0,0,0
  };
   static HocParmUnits _hoc_parm_units[] = {
   "gbar_Ca_HVA", "S/cm2",
   "ica_Ca_HVA", "mA/cm2",
   "g_Ca_HVA", "S/cm2",
   0,0
  };
   static double delta_t = 0.01;
   static double h0 = 0;
   static double m0 = 0;
   /* connect global user variables to hoc */
   static DoubScal hoc_scdoub[] = {
   0,0
  };
   static DoubVec hoc_vdoub[] = {
   0,0,0
  };
   static double _sav_indep;
   static void nrn_alloc(Prop*);
  static void  nrn_init(_NrnThread*, _Memb_list*, int);
  static void nrn_state(_NrnThread*, _Memb_list*, int);
   static void nrn_cur(_NrnThread*, _Memb_list*, int);
  static void  nrn_jacob(_NrnThread*, _Memb_list*, int);
   
  static int _ode_count(int);
  static void _ode_map(int, double**, double**, double*, Datum*, double*, int);
  static void _ode_spec(_NrnThread*, _Memb_list*, int);
  static void _ode_matsol(_NrnThread*, _Memb_list*, int);
   
  #define _cvode_ieq _ppvar[3]._i
   static void _ode_matsol_instance1(_threadargsproto_);
   /* connect range variables in _p that hoc is supposed to know about */
   static const char *_mechanism[] = {
   "7.7.0",
  "Ca_HVA",
   "gbar_Ca_HVA",
   0,
   "ica_Ca_HVA",
   "g_Ca_HVA",
   0,
   "m_Ca_HVA",
   "h_Ca_HVA",
   0,
   0};
   static Symbol* _ca_sym;
   
  extern Prop* need_memb(Symbol*);
  
  static void nrn_alloc(Prop* _prop) {
  	Prop *prop_ion;
  	double *_p; Datum *_ppvar;
   	_p = nrn_prop_data_alloc(_mechtype, 18, _prop);
   	/*initialize range parameters*/
   	gbar = 1e-005;
   	_prop->param = _p;
   	_prop->param_size = 18;
   	_ppvar = nrn_prop_datum_alloc(_mechtype, 4, _prop);
   	_prop->dparam = _ppvar;
   	/*connect ionic variables to this model*/
   prop_ion = need_memb(_ca_sym);
   nrn_promote(prop_ion, 0, 1);
   	_ppvar[0]._pval = &prop_ion->param[0]; /* eca */
   	_ppvar[1]._pval = &prop_ion->param[3]; /* ica */
   	_ppvar[2]._pval = &prop_ion->param[4]; /* _ion_dicadv */
   
  }
   static void _initlists();
    /* some states have an absolute tolerance */
   static Symbol** _atollist;
   static HocStateTolerance _hoc_state_tol[] = {
   0,0
  };
   static void _update_ion_pointer(Datum*);
   extern Symbol* hoc_lookup(const char*);
  extern void _nrn_thread_reg(int, int, void(*)(Datum*));
  extern void _nrn_thread_table_reg(int, void(*)(double*, Datum*, Datum*, _NrnThread*, int));
  extern void hoc_register_tolerance(int, HocStateTolerance*, Symbol***);
  extern void _cvode_abstol( Symbol**, double*, int);
  
   void _Ca_HVA_reg() {
  	int _vectorized = 1;
    _initlists();
   	ion_reg("ca", -10000.);
   	_ca_sym = hoc_lookup("ca_ion");
   	register_mech(_mechanism, nrn_alloc,nrn_cur, nrn_jacob, nrn_state, nrn_init, hoc_nrnpointerindex, 1);
   _mechtype = nrn_get_mechtype(_mechanism[1]);
       _nrn_setdata_reg(_mechtype, _setdata);
       _nrn_thread_reg(_mechtype, 2, _update_ion_pointer);
   #if NMODL_TEXT
    hoc_reg_nmodl_text(_mechtype, nmodl_file_text);
    hoc_reg_nmodl_filename(_mechtype, nmodl_filename);
  #endif
    hoc_register_prop_size(_mechtype, 18, 4);
    hoc_register_dparam_semantics(_mechtype, 0, "ca_ion");
    hoc_register_dparam_semantics(_mechtype, 1, "ca_ion");
    hoc_register_dparam_semantics(_mechtype, 2, "ca_ion");
    hoc_register_dparam_semantics(_mechtype, 3, "cvodeieq");
   	hoc_register_cvode(_mechtype, _ode_count, _ode_map, _ode_spec, _ode_matsol);
   	hoc_register_tolerance(_mechtype, _hoc_state_tol, &_atollist);
   	hoc_register_var(hoc_scdoub, hoc_vdoub, hoc_intfunc);
   	ivoc_help("help ?1 Ca_HVA C:/Users/Tyler/Desktop/git_stage/theta/sim_theta/components/mechanisms/modfiles/Ca_HVA.mod\n");
   hoc_register_limits(_mechtype, _hoc_parm_limits);
   hoc_register_units(_mechtype, _hoc_parm_units);
   }
  static int _reset;
  static char *modelname = "";
  
  static int error;
  static int _ninits = 0;
  static int _match_recurse=1;
  static void _modl_cleanup(){ _match_recurse=1;}
  static int rates(_threadargsproto_);
   
  static int _ode_spec1(_threadargsproto_);
  /*static int _ode_matsol1(_threadargsproto_);*/
   static int _slist1[2], _dlist1[2];
   static int states(_threadargsproto_);
   
  /*CVODE*/
   static int _ode_spec1 (double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt) {int _reset = 0; {
     rates ( _threadargs_ ) ;
     Dm = ( mInf - m ) / mTau ;
     Dh = ( hInf - h ) / hTau ;
     }
   return _reset;
  }
   static int _ode_matsol1 (double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt) {
   rates ( _threadargs_ ) ;
   Dm = Dm  / (1. - dt*( ( ( ( - 1.0 ) ) ) / mTau )) ;
   Dh = Dh  / (1. - dt*( ( ( ( - 1.0 ) ) ) / hTau )) ;
    return 0;
  }
   /*END CVODE*/
   static int states (double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt) { {
     rates ( _threadargs_ ) ;
      m = m + (1. - exp(dt*(( ( ( - 1.0 ) ) ) / mTau)))*(- ( ( ( mInf ) ) / mTau ) / ( ( ( ( - 1.0 ) ) ) / mTau ) - m) ;
      h = h + (1. - exp(dt*(( ( ( - 1.0 ) ) ) / hTau)))*(- ( ( ( hInf ) ) / hTau ) / ( ( ( ( - 1.0 ) ) ) / hTau ) - h) ;
     }
    return 0;
  }
   
  static int  rates ( _threadargsproto_ ) {
      mAlpha = 0.055 * vtrap ( _threadargscomma_ - 27.0 - v , 3.8 ) ;
     mBeta = ( 0.94 * exp ( ( - 75.0 - v ) / 17.0 ) ) ;
     mInf = mAlpha / ( mAlpha + mBeta ) ;
     mTau = 1.0 / ( mAlpha + mBeta ) ;
     hAlpha = ( 0.000457 * exp ( ( - 13.0 - v ) / 50.0 ) ) ;
     hBeta = ( 0.0065 / ( exp ( ( - v - 15.0 ) / 28.0 ) + 1.0 ) ) ;
     hInf = hAlpha / ( hAlpha + hBeta ) ;
     hTau = 1.0 / ( hAlpha + hBeta ) ;
       return 0; }
   
  static void _hoc_rates(void) {
    double _r;
     double* _p; Datum* _ppvar; Datum* _thread; _NrnThread* _nt;
     if (_extcall_prop) {_p = _extcall_prop->param; _ppvar = _extcall_prop->dparam;}else{ _p = (double*)0; _ppvar = (Datum*)0; }
    _thread = _extcall_thread;
    _nt = nrn_threads;
   _r = 1.;
   rates ( _p, _ppvar, _thread, _nt );
   hoc_retpushx(_r);
  }
   
  double vtrap ( _threadargsprotocomma_ double _lx , double _ly ) {
     double _lvtrap;
    if ( fabs ( _lx / _ly ) < 1e-6 ) {
       _lvtrap = _ly * ( 1.0 - _lx / _ly / 2.0 ) ;
       }
     else {
       _lvtrap = _lx / ( exp ( _lx / _ly ) - 1.0 ) ;
       }
      
  return _lvtrap;
   }
   
  static void _hoc_vtrap(void) {
    double _r;
     double* _p; Datum* _ppvar; Datum* _thread; _NrnThread* _nt;
     if (_extcall_prop) {_p = _extcall_prop->param; _ppvar = _extcall_prop->dparam;}else{ _p = (double*)0; _ppvar = (Datum*)0; }
    _thread = _extcall_thread;
    _nt = nrn_threads;
   _r =  vtrap ( _p, _ppvar, _thread, _nt, *getarg(1) , *getarg(2) );
   hoc_retpushx(_r);
  }
   
  static int _ode_count(int _type){ return 2;}
   
  static void _ode_spec(_NrnThread* _nt, _Memb_list* _ml, int _type) {
     double* _p; Datum* _ppvar; Datum* _thread;
     Node* _nd; double _v; int _iml, _cntml;
    _cntml = _ml->_nodecount;
    _thread = _ml->_thread;
    for (_iml = 0; _iml < _cntml; ++_iml) {
      _p = _ml->_data[_iml]; _ppvar = _ml->_pdata[_iml];
      _nd = _ml->_nodelist[_iml];
      v = NODEV(_nd);
    eca = _ion_eca;
       _ode_spec1 (_p, _ppvar, _thread, _nt);
    }}
   
  static void _ode_map(int _ieq, double** _pv, double** _pvdot, double* _pp, Datum* _ppd, double* _atol, int _type) { 
  	double* _p; Datum* _ppvar;
   	int _i; _p = _pp; _ppvar = _ppd;
  	_cvode_ieq = _ieq;
  	for (_i=0; _i < 2; ++_i) {
  		_pv[_i] = _pp + _slist1[_i];  _pvdot[_i] = _pp + _dlist1[_i];
  		_cvode_abstol(_atollist, _atol, _i);
  	}
   }
   
  static void _ode_matsol_instance1(_threadargsproto_) {
   _ode_matsol1 (_p, _ppvar, _thread, _nt);
   }
   
  static void _ode_matsol(_NrnThread* _nt, _Memb_list* _ml, int _type) {
     double* _p; Datum* _ppvar; Datum* _thread;
     Node* _nd; double _v; int _iml, _cntml;
    _cntml = _ml->_nodecount;
    _thread = _ml->_thread;
    for (_iml = 0; _iml < _cntml; ++_iml) {
      _p = _ml->_data[_iml]; _ppvar = _ml->_pdata[_iml];
      _nd = _ml->_nodelist[_iml];
      v = NODEV(_nd);
    eca = _ion_eca;
   _ode_matsol_instance1(_threadargs_);
   }}
   extern void nrn_update_ion_pointer(Symbol*, Datum*, int, int);
   static void _update_ion_pointer(Datum* _ppvar) {
     nrn_update_ion_pointer(_ca_sym, _ppvar, 0, 0);
     nrn_update_ion_pointer(_ca_sym, _ppvar, 1, 3);
     nrn_update_ion_pointer(_ca_sym, _ppvar, 2, 4);
   }
  
  static void initmodel(double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt) {
    int _i; double _save;{
    h = h0;
    m = m0;
   {
     rates ( _threadargs_ ) ;
     m = mInf ;
     h = hInf ;
     }
   
  }
  }
  
  static void nrn_init(_NrnThread* _nt, _Memb_list* _ml, int _type){
  double* _p; Datum* _ppvar; Datum* _thread;
  Node *_nd; double _v; int* _ni; int _iml, _cntml;
  #if CACHEVEC
      _ni = _ml->_nodeindices;
  #endif
  _cntml = _ml->_nodecount;
  _thread = _ml->_thread;
  for (_iml = 0; _iml < _cntml; ++_iml) {
   _p = _ml->_data[_iml]; _ppvar = _ml->_pdata[_iml];
  #if CACHEVEC
    if (use_cachevec) {
      _v = VEC_V(_ni[_iml]);
    }else
  #endif
    {
      _nd = _ml->_nodelist[_iml];
      _v = NODEV(_nd);
    }
   v = _v;
    eca = _ion_eca;
   initmodel(_p, _ppvar, _thread, _nt);
   }
  }
  
  static double _nrn_current(double* _p, Datum* _ppvar, Datum* _thread, _NrnThread* _nt, double _v){double _current=0.;v=_v;{ {
     g = gbar * m * m * h ;
     ica = g * ( v - eca ) ;
     }
   _current += ica;
  
  } return _current;
  }
  
  static void nrn_cur(_NrnThread* _nt, _Memb_list* _ml, int _type) {
  double* _p; Datum* _ppvar; Datum* _thread;
  Node *_nd; int* _ni; double _rhs, _v; int _iml, _cntml;
  #if CACHEVEC
      _ni = _ml->_nodeindices;
  #endif
  _cntml = _ml->_nodecount;
  _thread = _ml->_thread;
  for (_iml = 0; _iml < _cntml; ++_iml) {
   _p = _ml->_data[_iml]; _ppvar = _ml->_pdata[_iml];
  #if CACHEVEC
    if (use_cachevec) {
      _v = VEC_V(_ni[_iml]);
    }else
  #endif
    {
      _nd = _ml->_nodelist[_iml];
      _v = NODEV(_nd);
    }
    eca = _ion_eca;
   _g = _nrn_current(_p, _ppvar, _thread, _nt, _v + .001);
   	{ double _dica;
    _dica = ica;
   _rhs = _nrn_current(_p, _ppvar, _thread, _nt, _v);
    _ion_dicadv += (_dica - ica)/.001 ;
   	}
   _g = (_g - _rhs)/.001;
    _ion_ica += ica ;
  #if CACHEVEC
    if (use_cachevec) {
  	VEC_RHS(_ni[_iml]) -= _rhs;
    }else
  #endif
    {
  	NODERHS(_nd) -= _rhs;
    }
   
  }
   
  }
  
  static void nrn_jacob(_NrnThread* _nt, _Memb_list* _ml, int _type) {
  double* _p; Datum* _ppvar; Datum* _thread;
  Node *_nd; int* _ni; int _iml, _cntml;
  #if CACHEVEC
      _ni = _ml->_nodeindices;
  #endif
  _cntml = _ml->_nodecount;
  _thread = _ml->_thread;
  for (_iml = 0; _iml < _cntml; ++_iml) {
   _p = _ml->_data[_iml];
  #if CACHEVEC
    if (use_cachevec) {
  	VEC_D(_ni[_iml]) += _g;
    }else
  #endif
    {
       _nd = _ml->_nodelist[_iml];
  	NODED(_nd) += _g;
    }
   
  }
   
  }
  
  static void nrn_state(_NrnThread* _nt, _Memb_list* _ml, int _type) {
  double* _p; Datum* _ppvar; Datum* _thread;
  Node *_nd; double _v = 0.0; int* _ni; int _iml, _cntml;
  #if CACHEVEC
      _ni = _ml->_nodeindices;
  #endif
  _cntml = _ml->_nodecount;
  _thread = _ml->_thread;
  for (_iml = 0; _iml < _cntml; ++_iml) {
   _p = _ml->_data[_iml]; _ppvar = _ml->_pdata[_iml];
   _nd = _ml->_nodelist[_iml];
  #if CACHEVEC
    if (use_cachevec) {
      _v = VEC_V(_ni[_iml]);
    }else
  #endif
    {
      _nd = _ml->_nodelist[_iml];
      _v = NODEV(_nd);
    }
   v=_v;
  {
    eca = _ion_eca;
   {   states(_p, _ppvar, _thread, _nt);
    } }}
  
  }
  
  static void terminal(){}
  
  static void _initlists(){
   double _x; double* _p = &_x;
   int _i; static int _first = 1;
    if (!_first) return;
   _slist1[0] = &(m) - _p;  _dlist1[0] = &(Dm) - _p;
   _slist1[1] = &(h) - _p;  _dlist1[1] = &(Dh) - _p;
  _first = 0;
  }
  
  #if defined(__cplusplus)
  } /* extern "C" */
  #endif
  
  #if NMODL_TEXT
  static const char* nmodl_filename = "Ca_HVA.mod";
  static const char* nmodl_file_text = 
    ": Reference:		Reuveni, Friedman, Amitai, and Gutnick, J.Neurosci. 1993\n"
    "\n"
    "NEURON	{\n"
    "	SUFFIX Ca_HVA\n"
    "	USEION ca READ eca WRITE ica\n"
    "	RANGE gbar, g, ica \n"
    "}\n"
    "\n"
    "UNITS	{\n"
    "	(S) = (siemens)\n"
    "	(mV) = (millivolt)\n"
    "	(mA) = (milliamp)\n"
    "}\n"
    "\n"
    "PARAMETER	{\n"
    "	gbar = 0.00001 (S/cm2) \n"
    "}\n"
    "\n"
    "ASSIGNED	{\n"
    "	v	(mV)\n"
    "	eca	(mV)\n"
    "	ica	(mA/cm2)\n"
    "	g	(S/cm2)\n"
    "	mInf\n"
    "	mTau\n"
    "	mAlpha\n"
    "	mBeta\n"
    "	hInf\n"
    "	hTau\n"
    "	hAlpha\n"
    "	hBeta\n"
    "}\n"
    "\n"
    "STATE	{ \n"
    "	m\n"
    "	h\n"
    "}\n"
    "\n"
    "BREAKPOINT	{\n"
    "	SOLVE states METHOD cnexp\n"
    "	g = gbar*m*m*h\n"
    "	ica = g*(v-eca)\n"
    "}\n"
    "\n"
    "DERIVATIVE states	{\n"
    "	rates()\n"
    "	m' = (mInf-m)/mTau\n"
    "	h' = (hInf-h)/hTau\n"
    "}\n"
    "\n"
    "INITIAL{\n"
    "	rates()\n"
    "	m = mInf\n"
    "	h = hInf\n"
    "}\n"
    "\n"
    "PROCEDURE rates(){\n"
    "	UNITSOFF\n"
    "    :   if((v == -27) ){        \n"
    "    :       v = v+0.0001\n"
    "    :   }\n"
    "		:mAlpha =  (0.055*(-27-v))/(exp((-27-v)/3.8) - 1)\n"
    "		mAlpha = 0.055 * vtrap(-27 - v, 3.8)        \n"
    "		mBeta  =  (0.94*exp((-75-v)/17))\n"
    "		mInf = mAlpha/(mAlpha + mBeta)\n"
    "		mTau = 1/(mAlpha + mBeta)\n"
    "		hAlpha =  (0.000457*exp((-13-v)/50))\n"
    "		hBeta  =  (0.0065/(exp((-v-15)/28)+1))\n"
    "		hInf = hAlpha/(hAlpha + hBeta)\n"
    "		hTau = 1/(hAlpha + hBeta)\n"
    "	UNITSON\n"
    "}\n"
    "\n"
    "FUNCTION vtrap(x, y) { : Traps for 0 in denominator of rate equations\n"
    "	UNITSOFF\n"
    "	if (fabs(x / y) < 1e-6) {\n"
    "		vtrap = y * (1 - x / y / 2)\n"
    "	} else {\n"
    "		vtrap = x / (exp(x / y) - 1)\n"
    "	}\n"
    "	UNITSON\n"
    "}\n"
    ;
  #endif
  