Method PathEffect

core/src/core/path_effect.cpp:28–74

// --------------------------------------------------------------------------------------------------------------------

PathEffect::PathEffect(const AudioSettings& audioSettings,
    const PathEffectSettings& effectSettings)
    : mMaxOrder(effectSettings.maxOrder)
    , mSpatialize(effectSettings.spatialize)
    , mEQBuffer(1, audioSettings.frameSize)
    , mEQEffect(audioSettings)
    , mPrevBinaural(false)
{
    if (mSpatialize)
    {
        AmbisonicsRotateEffectSettings ambisonicsRotateSettings{};
        ambisonicsRotateSettings.maxOrder = effectSettings.maxOrder;

        mAmbisonicsRotateEffect = make_unique<AmbisonicsRotateEffect>(AudioSettings{audioSettings.samplingRate, 1}, ambisonicsRotateSettings);

        AmbisonicsPanningEffectSettings ambisonicsPanningSettings{};
        ambisonicsPanningSettings.speakerLayout = effectSettings.speakerLayout;
        ambisonicsPanningSettings.maxOrder = effectSettings.maxOrder;

        mAmbisonicsPanningEffect = make_unique<AmbisonicsPanningEffect>(audioSettings, ambisonicsPanningSettings);

        mGainEffects.resize(effectSettings.speakerLayout->numSpeakers);
        for (auto i = 0u; i < mGainEffects.size(0); ++i)
        {
            mGainEffects[i] = make_unique<GainEffect>(audioSettings);
        }

        OverlapAddConvolutionEffectSettings overlapAddSettings{};
        overlapAddSettings.numChannels = IHRTFMap::kNumEars;
        overlapAddSettings.irSize = effectSettings.hrtf->numSamples();

        mOverlapAddEffect = make_unique<OverlapAddConvolutionEffect>(audioSettings, overlapAddSettings);

        mAmbisonicsBuffer = make_unique<AudioBuffer>(SphericalHarmonics::numCoeffsForOrder(effectSettings.maxOrder), 1);
        mSpeakerBuffer = make_unique<AudioBuffer>(effectSettings.speakerLayout->numSpeakers, 1);

        mHRTF.resize(2, effectSettings.hrtf->numSpectrumSamples());
    }
    else
    {
        mGainEffects.resize(SphericalHarmonics::numCoeffsForOrder(effectSettings.maxOrder));
        for (auto i = 0u; i < mGainEffects.size(0); ++i)
        {
            mGainEffects[i] = make_unique<GainEffect>(audioSettings);
        }
    }
}

void PathEffect::reset()
{