AlphaInfiniteSpikeResponse.h

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#ifndef ALPHAINFINITESPIKERESPONSE_H_
#define ALPHAINFINITESPIKERESPONSE_H_

#include "InfiniteSpikeResponse.h"


class AlphaInfiniteSpikeResponse : public InfiniteSpikeResponse
{

        SIMOBJECT( AlphaInfiniteSpikeResponse, AdvancePhase::One )

public:
    AlphaInfiniteSpikeResponse(
        const float tau=3e-3
    ): InfiniteSpikeResponse(), tau(tau)
    { /* NOOP */ };

    virtual ~AlphaInfiniteSpikeResponse()
    { /* NOOP */ };


    float tau;

    // Update internal variables
    virtual int adjust( double dt );

    // Reset to initial condition.
    virtual int reset( double dt );

    virtual int advance(AdvanceInfo const &);

    virtual int spikeHit( spikeport_t port, SpikeEvent const& spike );

private:

        inline double C1( double const& delta ) {
                return exp( -delta/tau );
        };

        inline double C2( double const& delta ) {
                return (delta/tau)*exp( 1.0 - delta/tau );
        };

    double c1,c2;

    double x;
};

#endif /*ALPHAINFINITESPIKERESPONSE_H_*/

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