Method updateData

app/src/UI/Widgets/Accelerometer.cpp:170–262

* @brief Updates the accelerometer data from the Dashboard. */

 * @brief Updates the accelerometer data from the Dashboard.
 */
void Widgets::Accelerometer::updateData()
{
  if (!isEnabled())
    return;

  if (!VALIDATE_WIDGET(SerialStudio::DashboardAccelerometer, m_index))
    return;

  const auto& acc = GET_GROUP(SerialStudio::DashboardAccelerometer, m_index);
  if (acc.datasets.size() != 3)
    return;

  double rawX = 0, rawY = 0, rawZ = 0;
  for (int i = 0; i < 3; ++i) {
    const auto& dataset = acc.datasets[i];
    const auto& widget  = dataset.widget;
    if (widget == QStringLiteral("x"))
      rawX = dataset.numericValue;

    if (widget == QStringLiteral("y"))
      rawY = dataset.numericValue;

    if (widget == QStringLiteral("z"))
      rawZ = dataset.numericValue;
  }

  if (!std::isfinite(rawX) || !std::isfinite(rawY) || !std::isfinite(rawZ))
    return;

  constexpr double kInv981 = 1.0 / 9.81;
  const double factor      = m_inputInG ? 1.0 : kInv981;
  const double gx          = rawX * factor;
  const double gy          = rawY * factor;
  const double gz          = rawZ * factor;

  const double mag   = qSqrt(gx * gx + gy * gy);
  const double theta = qAtan2(gy, gx) * (180.0 / M_PI);

  const double totalG = qSqrt(gx * gx + gy * gy + gz * gz);

  const double pitchVal = qAtan2(gx, qSqrt(gy * gy + gz * gz)) * (180.0 / M_PI);
  const double rollVal  = qAtan2(gy, qSqrt(gx * gx + gz * gz)) * (180.0 / M_PI);

  const double prevX     = m_x;
  const double prevY     = m_y;
  const double prevZ     = m_z;
  const double prevG     = m_g;
  const double prevMag   = m_magnitude;
  const double prevTheta = m_theta;
  const double prevPitch = m_pitch;
  const double prevRoll  = m_roll;
  const double prevPeak  = m_peakG;

  constexpr double kAlpha = 0.4;
  if (!m_filterInitialized) {
    m_x                 = gx;
    m_y                 = gy;
    m_z                 = gz;