NMDAChan.h

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/**********************************************************************
** This program is part of 'MOOSE', the
** Messaging Object Oriented Simulation Environment.
**           Copyright (C) 2003-2007 Upinder S. Bhalla. and NCBS
** It is made available under the terms of the
** GNU Lesser General Public License version 2.1
** See the file COPYING.LIB for the full notice.
**********************************************************************/

#ifndef _NMDACHAN_H
#define _NMDACHAN_H

class NMDAChan: public SynChan
{
    public:
        NMDAChan();
        ~NMDAChan();

        // Value field access function definitions

        // Mg-block fields
        void setKMg_A( double Gbar );
        double getKMg_A() const;
        void setKMg_B( double Ek );
        double getKMg_B() const;
        void setCMg( double CMg );
        double getCMg() const;

        // GHK fields
        void setTemperature( double temperature );
        double getTemperature() const;
        void setExtCa( double conc ); 
        double getExtCa() const;
        void setIntCa( double conc ); 
        double getIntCa() const;
        double getICa() const;
        void setPermeability( double permeability );
        double getPermeability() const;
        void setIntCaScale( double v );
        double getIntCaScale() const;
        void setIntCaOffset( double v );
        double getIntCaOffset() const;
        void setCondFraction( double v );
        double getCondFraction() const;

// Dest function definitions

        void vProcess( const Eref& e, ProcPtr p );
        void vReinit( const Eref& e, ProcPtr p );

        void assignIntCa( double v );
        static const Cinfo* initCinfo();
    private:
        double KMg_A_;
        double KMg_B_;
        double CMg_;
        double temperature_;
        double Cout_; // External Ca concentration
        double Cin_; // Internal Ca concentration
        double intCaScale_; // Scale factor for assignIntCa msg.
        double intCaOffset_; // Offset for assignIntCa msg.
        double condFraction_; // Offset for assignIntCa msg.
        double ICa_; // Current carried by Ca ions.
        double const_; // Scaling factor used in GHK calculations, actually
                    // not a const but depends on temperature
                    // const_ = F*valency/RT
        static const double valency_; // Always +2.

// Utility function

};


#endif // _NMDACHAN_H