DblExpSpikeResponse.h

#ifndef DblExpSpikeResponse_H_
#define DblExpSpikeResponse_H_

#include "EvSimObject.h"
#include "DirectEventSender.h"
#include "SpikeResponse.h"
#include "EvSimObjectTypeUtils.h"


class DblExpSpikeResponse : public SpikeResponse, public DirectEventSender {

        EV_SIM_OBJECT( DblExpSpikeResponse )

public:

        DblExpSpikeResponse(double tau_rise, double tau_fall, Time t_update)
                : t_update(t_update), tau_rise(tau_rise), tau_fall(tau_fall)
        {}

        virtual ~DblExpSpikeResponse() {};

        virtual void eventHit(SimContext & sim_info, Time time, port_id_t port);

        virtual void updateState(SimContext &sim_info, Time time, update_id_t upd_id) {};

        virtual unsigned numInputPorts() const
        {
                return 2;
        };

        virtual unsigned numOutputPorts() const
        {
                return 1;
        };


        virtual PortType getInputPortType(port_id_t p) const
        {
                if (p < 2)
                        return eventPortDirect;
                return portUndefined;
        };

        virtual PortType getOutputPortType(port_id_t p) const
        {
                if (p == 0)
                        return eventPortDirect;
                return portUndefined;
        };

        virtual void reset(SimContext &sim_ctxt)
        {
                last_update_time = 0;
                r = r_old = r_rise = r_fall = 0;
        };

        virtual void postAddedInNetwork(EvSimNetwork &net, EvSimObject::ID self);

protected:
        static const double MIN_VM = 10E-5;
        const Time t_update;
        const double tau_rise;
        const double tau_fall;

        double r_rise;
        double r_fall;

        Time last_update_time;
};

#endif /* DblExpSpikeResponse_H_ */