Smoke
    animation = Animation
    cyclic = b(false)
    duration = uint32_t(0)
    spread_duration = uint32_t(0)
    fade_away_duration = uint32_t(0)
    slow_down_factor = uint32_t(1)
    color = Color(0.375, 0.375, 0.375, 0.375) -- transparent 37.5% gray default
    action = Trigger
    action_frequency = uint32_t(0)
    wind_speed_factor = d(1)
    show_when_smoke_off = b(false)
    render_layer = RenderLayer("smoke")
    movement_slow_down_factor = d(0.995)
