update_fps_measurement()

void MayaFlux::Vruta::FrameClock::update_fps_measurement ( std::chrono::steady_clock::time_point  now )

private

Update measured FPS based on tick interval Called internally during tick()

Definition at line 151 of file Clock.cpp.

{
    auto dt = std::chrono::duration<double>(now - m_last_tick_time).count();
 
    if (dt > 0.0 && dt <= 1.0) {
        double instantaneous_fps = 1.0 / dt;
 
        double current_measured = m_measured_fps.load(std::memory_order_acquire);
        double new_measured = FPS_SMOOTHING_ALPHA * instantaneous_fps + (1.0 - FPS_SMOOTHING_ALPHA) * current_measured;
 
        m_measured_fps.store(new_measured, std::memory_order_release);
    }
}

References FPS_SMOOTHING_ALPHA, m_last_tick_time, and m_measured_fps.

Referenced by tick().

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