apply_smoothing()

double MayaFlux::Nodes::Input::InputNode::apply_smoothing ( double  target, double  current  ) const

private

Definition at line 108 of file InputNode.cpp.

{
    switch (m_config.smoothing) {
    case SmoothingMode::NONE:
        return target;
 
    case SmoothingMode::LINEAR: {
        double diff = target - current;
        return current + diff * m_config.smoothing_factor;
    }
 
    case SmoothingMode::EXPONENTIAL: {
        // y[n] = a * x[n] + (1-a) * y[n-1]
        return m_config.smoothing_factor * target + (1.0 - m_config.smoothing_factor) * current;
    }
 
    case SmoothingMode::SLEW: {
        double diff = target - current;
        if (std::abs(diff) <= m_config.slew_rate) {
            return target;
        }
        return current + (diff > 0 ? m_config.slew_rate : -m_config.slew_rate);
    }
 
    default:
        return target;
    }
}

References MayaFlux::Nodes::Input::EXPONENTIAL, MayaFlux::Nodes::Input::LINEAR, m_config, MayaFlux::Nodes::Input::NONE, MayaFlux::Nodes::Input::SLEW, MayaFlux::Nodes::Input::InputConfig::slew_rate, MayaFlux::Nodes::Input::InputConfig::smoothing, and MayaFlux::Nodes::Input::InputConfig::smoothing_factor.

Referenced by process_input(), and process_sample().

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