GaussianNoise.cpp

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#include "GaussianNoise.h"

ThreadSpecificRandomDistribution< NormalDistribution > GaussianNoise::noise_gen;

GaussianNoise::GaussianNoise( float level ) :
        level( level ),
        normDist( 0.0, 1.0 ),
        nd(0.0, 1.0),
        gn( rng, nd )
{}

GaussianNoise::~GaussianNoise()
{}

double GaussianNoise::getAnalogOutput(analog_port_id_t port) const
{
    return noise;
}

int GaussianNoise::reset( double dt )
{
    noise_gen.set( NormalDistribution( 0.0, 1.0 ) );
    noise = noise_gen() * level;
    return 0;
}

int GaussianNoise::advance(AdvanceInfo const &)
{
    noise = noise_gen() * level;
    return 0;
}

int GaussianNoise::non_thread_safe_advance(AdvanceInfo const &)
{
    noise = normDist( mt ) * level;
    return 0;
}

int GaussianNoise::plain_boost(AdvanceInfo const &)
{
    noise = gn() * level;
    return 0;
}

int GaussianNoise::no_action(AdvanceInfo const &)
{
    noise = 0.0  * level;
    return 0;
}

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