InfiniteSpikeResponse.h

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#ifndef INFINITESPIKERESPONSE_H_
#define INFINITESPIKERESPONSE_H_

#include "SimObject.h"
#include <cmath>
#include <iostream>
using std::cerr;
using std::endl;

class InfiniteSpikeResponse : public SimObject
{
public:
    InfiniteSpikeResponse()
    {
        psr = 0;        
    }

    virtual ~InfiniteSpikeResponse()
    { /* NOOP */ }

    // Reset to initial condition.
    virtual int reset( double dt )
    {
        psr = 0;
        return 0;
    }

    /* Return the number of time steps it will take from the
     * time a spike arrives until the postynaptic response has vanished.
     */

    double psr;

    virtual double getAnalogOutput(analog_port_id_t p) const
    {   
        return psr;
    };

    virtual int nSpikeInputPorts() const { return 1; };
    virtual int nSpikeOutputPorts() const { return 0; };
    virtual int nAnalogInputPorts() const { return 0; };
    virtual int nAnalogOutputPorts() const { return 1; };
    virtual PortType outputPortType(port_t o) const
    {
        if ( o== 0 ) return analog; else return undefined;
    };
    virtual PortType inputPortType(port_t i) const
    {
        if ( i== 0 ) return spiking; else return undefined;
    };
    
    virtual bool isActive()
    {
        return true;    
    }
    

protected:

    inline int spikeHitReturn(AdvanceInfo const &ai)
    {
        return 0;
    }

    inline int advanceReturn(void)
    {   
        // signal nothing special to the sim engine by returning 0
        return 0;
    }

};

#endif /*INFINITESPIKERESPONSE_H_*/

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