# strobes ===========================================================
var strobe_switch = props.globals.getNode("/systems/electrical/outputs/strobe", 1);
aircraft.light.new("sim/model/c172p/lighting/strobes", [0.015, 1.985], strobe_switch);


# beacons ===========================================================
var beacon_switch = props.globals.getNode("/systems/electrical/outputs/beacon", 1);
aircraft.light.new("sim/model/c172p/lighting/beacon-top", [0.10, 0.90], beacon_switch);


# Control both panel and instrument light intensity with one property
var instrumentsNorm = props.globals.getNode("controls/lighting/instruments-norm", 1);
var instrumentLightFactor = props.globals.getNode("sim/model/material/instruments/factor", 1);
var panelLights = props.globals.getNode("controls/lighting/panel-norm", 1);

var update_intensity = func {
    instrumentLightFactor.setDoubleValue(instrumentsNorm.getValue());
    panelLights.setDoubleValue(instrumentsNorm.getValue());

    settimer(update_intensity, 0.1);
}

# Setup listener call to start update loop once the fdm is initialized,
# but only start the update loop _once_.
var fdm_init_listener = setlistener("sim/signals/fdm-initialized", func {
    removelistener(fdm_init_listener);
    update_intensity();
});