S1S2Stimulus.cpp

/*

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*/

#include "S1S2Stimulus.hpp"
#include "Exception.hpp"

S1S2Stimulus::S1S2Stimulus(double magnitude, double stimulusDuration, double s1Duration, double s1Period, double startTime, std::vector<double> s2Periods)
    : MultiStimulus()
{
    mNumS2FrequencyValues = s2Periods.size();
    for (unsigned i=0; i<mNumS2FrequencyValues; i++)
    {
        boost::shared_ptr<MultiStimulus> p_experiment_stimulus(new MultiStimulus());

        // The 0.5*(s1Period-stimulusDuration) taken off the stop time is to avoid getting a double stimulus at the instant s1Duration+startTime (#2442).
        boost::shared_ptr<RegularStimulus> p_s1(new RegularStimulus(magnitude, stimulusDuration, s1Period, startTime, s1Duration+startTime-0.5*(s1Period-stimulusDuration)));
        boost::shared_ptr<RegularStimulus> p_s2(new RegularStimulus(magnitude, stimulusDuration, s2Periods[i], s1Duration+startTime, s1Duration + 2*s2Periods[i]+startTime));

        p_experiment_stimulus->AddStimulus(p_s1);
        p_experiment_stimulus->AddStimulus(p_s2);

        // We hijack the mStimulus of the MultiStimulus class to
        // record different stimuli for each S2 frequency.
        this->AddStimulus(p_experiment_stimulus);
    }
    mS2Index=0u;
}

double S1S2Stimulus::GetStimulus(double time)
{
    return this->mStimuli[mS2Index]->GetStimulus(time);
}

void S1S2Stimulus::SetS2ExperimentPeriodIndex(unsigned index)
{
    if (index < mNumS2FrequencyValues)
    {
        mS2Index = index;
    }
    else
    {
        EXCEPTION("There are fewer S2 frequency values than the one you have requested.");
    }
}

unsigned S1S2Stimulus::GetNumS2FrequencyValues()
{
    return mNumS2FrequencyValues;
}


#include "SerializationExportWrapperForCpp.hpp"
CHASTE_CLASS_EXPORT(S1S2Stimulus)