Method shared_construction

src/core/AnalyserNode.cpp:45–87

}

void AnalyserNode::shared_construction(int fftSize)
{
    _detail = new Detail;

    _detail->m_analyser = new RealtimeAnalyser((uint32_t) fftSize);

    _detail->_fftSize = setting("fftSize");
    _detail->_minDecibels = setting("minDecibels");
    _detail->_maxDecibels = setting("maxDecibels");
    _detail->_smoothingTimeConstant = setting("smoothingTimeConstant");

    _detail->_fftSize->setUint32(static_cast<uint32_t>(fftSize));
    _detail->_fftSize->setValueChanged(
        [this]() {
            delete _detail->m_analyser;
            _detail->m_analyser = new RealtimeAnalyser(_detail->_fftSize->valueUint32());

            // restore other values
            _detail->m_analyser->setMinDecibels(_detail->_minDecibels->valueFloat());
            _detail->m_analyser->setMaxDecibels(_detail->_maxDecibels->valueFloat());
        });

    _detail->_minDecibels->setFloat(-100.f);
    _detail->_minDecibels->setValueChanged(
        [this]() {
            _detail->m_analyser->setMinDecibels(_detail->_minDecibels->valueFloat());
        });

    _detail->_maxDecibels->setFloat(-30.f);
    _detail->_maxDecibels->setValueChanged(
        [this]() {
            _detail->m_analyser->setMaxDecibels(_detail->_minDecibels->valueFloat());
        });

    _detail->_smoothingTimeConstant->setFloat(0.8f);
    _detail->_smoothingTimeConstant->setValueChanged(
        [this]() {
            _detail->m_analyser->setSmoothingTimeConstant(_detail->_smoothingTimeConstant->valueFloat());
        });

    // N.B.: inputs and outputs added by AudioBasicInspectorNode... not here.
    initialize();
}

AnalyserNode::AnalyserNode(AudioContext & ac, int fftSize)
    : AudioBasicInspectorNode(ac, *desc(), 1)