Method tickFftAnalyzer

src/gui/StripEqPanel.cpp:369–400

StripEqPanel::~StripEqPanel() = default;

void StripEqPanel::tickFftAnalyzer()
{
    if (!m_audio || !m_canvas || !m_fftAnalyzer) return;

    std::vector<float> samples(ClientEqFftAnalyzer::kFftSize, 0.0f);
    bool ok = false;
    if (m_path == ClientEqApplet::Path::Rx) {
        ok = m_audio->copyRecentClientEqRxSamples(
                samples.data(), ClientEqFftAnalyzer::kFftSize);
    } else {
        ok = m_audio->copyRecentClientEqTxSamples(
                samples.data(), ClientEqFftAnalyzer::kFftSize);
    }
    if (!ok) return;

    m_fftAnalyzer->update(samples.data(), ClientEqFftAnalyzer::kFftSize);

    ClientEq* eq = (m_path == ClientEqApplet::Path::Rx)
        ? m_audio->clientEqRx() : m_audio->clientEqTx();
    const double fs = eq ? eq->sampleRate() : 24000.0;
    m_canvas->setFftBinsDb(m_fftAnalyzer->magnitudesDb(), fs);

    // Feed the output fader a peak level from the same samples.  Cheap —
    // one pass over the 2048-sample block while we already have it warm.
    if (m_outFader) {
        float peak = 0.0f;
        for (float s : samples) {
            peak = std::max(peak, std::fabs(s));
        }
        m_outFader->setPeakLinear(peak);
    }
}

void StripEqPanel::syncBypassFromEq()
{