73 lines
2.3 KiB
Text
73 lines
2.3 KiB
Text
#---------------------------------------------------------------------------
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#
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# Title : Emesary based real time executive
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#
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# File Type : Implementation File
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#
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# Description : Uses emesary notifications to permit nasal subsystems to
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# : be invoked in a controlled manner.
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#
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# Author : Richard Harrison (richard@zaretto.com)
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#
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# Creation Date : 4 June 2018
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#
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# Version : 1.0
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#
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# Copyright (C) 2018 Richard Harrison Released under GPL V2
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#
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#---------------------------------------------------------------------------*/
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#
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# real time exec loop.
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var frame_inc = 0;
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var cur_frame_inc = 0.05;
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var execLoop = func
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{
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notifications.frameNotification.fetchvars();
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if (notifications.frameNotification.FrameCount > 20) {
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notifications.frameNotification.FrameCount = 0;
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}
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emesary.GlobalTransmitter.NotifyAll(notifications.frameNotification);
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notifications.frameNotification.FrameCount = notifications.frameNotification.FrameCount + 1;
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if (notifications.frameNotification.frame_rate < 5) {
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frame_inc = 0.25;#4 Hz
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} elsif (notifications.frameNotification.frame_rate < 10) {
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frame_inc = 0.125;#8 Hz
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} elsif (notifications.frameNotification.frame_rate < 15) {
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frame_inc = 0.10;#10 Hz
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} elsif (notifications.frameNotification.frame_rate < 20) {
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frame_inc = 0.075;#13.3 Hz
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} elsif (notifications.frameNotification.frame_rate < 25) {
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frame_inc = 0.05;#20 Hz
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} elsif (notifications.frameNotification.frame_rate < 40) {
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frame_inc = 0.0333;#30 Hz
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} else {
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frame_inc = 0.02;#50 Hz
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}
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if (frame_inc != cur_frame_inc) {
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cur_frame_inc = frame_inc;
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}
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settimer(execLoop, cur_frame_inc);
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}
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# setup the properties to monitor for this system
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input = {
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frame_rate: "/sim/frame-rate",
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elapsedTime: "/sim/time/elapsed-sec",
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FWCPhase: "/ECAM/warning-phase",
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gear0Wow: "/gear/gear[0]/wow",
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engine1State: "/engines/engine[0]/state",
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engine2State: "/engines/engine[1]/state",
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};
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foreach (var name; keys(input)) {
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emesary.GlobalTransmitter.NotifyAll(notifications.FrameNotificationAddProperty.new("EXEC", name, input[name]));
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}
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emesary.GlobalTransmitter.OverrunDetection(9);
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setlistener("/sim/signals/fdm-initialized", func() {
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execLoop();
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}, 0, 0);
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