195 lines
9 KiB
Text
195 lines
9 KiB
Text
#### A320 Landing Gear System ####
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#### Jonathan Redpath ####
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#### v.0.2 ####
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var lgciu_one_init = func {
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setprop("controls/lgciu[0]/mlgleftpos",1); #0 = retracted, 1 = extended
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setprop("controls/lgciu[0]/mlgrightpos",1); #0 = retracted, 1 = extended
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setprop("controls/lgciu[0]/nlgpos",1); #0 = retracted, 1 = extended
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setprop("/controls/lgciu[0]/doors/mlgleft",0); #0 = closed, 1 = open
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setprop("controls/lgciu[0]/doors/mlgright",0); #0 = closed, 1 = open
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setprop("controls/lgciu[0]/doors/nlg",0); #0 = closed, 1 = open
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setprop("/controls/lgciu[0]/gearlever",1); #0 = retracted, 1 = extended
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setprop("/controls/lgciu[0]/mlgleft/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/mlgright/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/nlg/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/mlgleft/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/mlgright/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/nlg/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/hyd/greensupply",0); #0 = no, 1 = yes presently no supply as green pump is off
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setprop("/controls/lgciu[0]/wow/isongroundl",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/wow/isongroundn",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/wow/isongroundr",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[0]/nws/nwsenabled",0); #0 = disabled 1 = enabled, must be disabled for push
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setprop("/controls/lgciu[0]/inuse",1); #the LGCIUs switch between eachother on each gear cycle. eg if one LGCIU fails put the gear down and bring them up again to reset
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setprop("/controls/lgciu[0]/hasbeenret",0); #has the gear been retracted with LGCIU1?
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}
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var lgciu_two_init = func {
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setprop("controls/lgciu[1]/mlgleftpos",1); #0 = retracted, 1 = extended
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setprop("controls/lgciu[1]/mlgrightpos",1); #0 = retracted, 1 = extended
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setprop("controls/lgciu[1]/nlgpos",1); #0 = retracted, 1 = extended
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setprop("/controls/lgciu[1]/doors/mlgleft",0); #0 = closed, 1 = open
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setprop("controls/lgciu[1]/doors/mlgright",0); #0 = closed, 1 = open
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setprop("controls/lgciu[1]/doors/nlg",0); #0 = closed, 1 = open
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setprop("/controls/lgciu[1]/gearlever",1); #0 = retracted, 1 = extended
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setprop("/controls/lgciu[1]/mlgleft/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/mlgright/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/nlg/isdownlock",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/mlgleft/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/mlgright/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/nlg/isuplock",0); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/hyd/greensupply",0); #0 = no, 1 = yes presently no supply as green pump is off
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setprop("/controls/lgciu[1]/wow/isongroundl",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/wow/isongroundn",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/wow/isongroundr",1); #0 = no, 1 = yes
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setprop("/controls/lgciu[1]/nws/nwsenabled",0); #0 = disabled 1 = enabled, must be disabled for push
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setprop("/controls/lgciu[1]/inuse",0); #the LGCIUs switch between eachother on each gear cycle. eg if one LGCIU fails put the gear down and bring them up again to reset
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setprop("/controls/lgciu[1]/hasbeenret",0); #has the gear been retracted with LGCIU2?
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}
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# Initialize Landing Gear Control and Indication Unit
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setlistener("/sim/signals/fdm-initialized", func {
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lgciu_one_init();
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lgciu_two_init();
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print("LGCIU System ... OK!");
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});
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### Left MLG compressor sensor to check if we are on the ground ###
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setlistener("/gear/gear[0]/wow", func {
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var wowmlgl = getprop("/gear/gear[0]/wow");
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if (wowmlgl == 0) {
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setprop("/controls/lgciu[0]/wow/isongroundl",0);
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setprop("/controls/lgciu[1]/wow/isongroundl",0);
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} else if (wowmlgl == 1) {
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setprop("/controls/lgciu[0]/wow/isongroundl",1);
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setprop("/controls/lgciu[1]/wow/isongroundl",1);
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}
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});
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### Nose MLG compressor sensor to check if we are on the ground ###
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setlistener("/gear/gear[1]/wow", func {
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var wowmlgn = getprop("/gear/gear[1]/wow");
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if (wowmlgn == 0) {
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setprop("/controls/lgciu[0]/wow/isongroundn",0);
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setprop("/controls/lgciu[1]/wow/isongroundn",0);
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} else if (wowmlgn == 1) {
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setprop("/controls/lgciu[0]/wow/isongroundn",1);
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setprop("/controls/lgciu[1]/wow/isongroundn",1);
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}
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});
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### Right MLG compressor sensor to check if we are on the ground ###
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setlistener("/gear/gear[2]/wow", func {
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var wowmlgr = getprop("/gear/gear[2]/wow");
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if (wowmlgr == 0) {
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setprop("/controls/lgciu[0]/wow/isongroundr",0);
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setprop("/controls/lgciu[1]/wow/isongroundr",0);
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} else if (wowmlgr == 1) {
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setprop("/controls/lgciu[0]/wow/isongroundr",1);
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setprop("/controls/lgciu[1]/wow/isongroundr",1);
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}
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});
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### Interpolate MLG and NLG so that they take 8 seconds to move positions ###
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setlistener("/controls/gear/gear-down", func {
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var gr = getprop("/controls/gear/gear-down");
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var mlgl = getprop("/controls/lgciu[0]/mlgleftpos");
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var mlgr = getprop("/controls/lgciu[0]/mlgrightpos");
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var mlgl2 = getprop("/controls/lgciu[1]/mlgleftpos");
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var mlgr2 = getprop("/controls/lgciu[1]/mlgrightpos");
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var nlg = getprop("/controls/lgciu[0]/nlgpos");
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var nlg2 = getprop("/controls/lgciu[1]/nlgpos");
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var inuseno1 = getprop("/controls/lgciu[0]/inuse");
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var inuseno2 = getprop("/controls/lgciu[1]/inuse");
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if ((gr == 1) and (inuseno1 == 1)) {
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interpolate("/controls/lgciu[0]/mlgleftpos", 1, 10);
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interpolate("/controls/lgciu[0]/mlgrightpos", 1, 10);
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interpolate("/controls/lgciu[0]/nlgpos", 1, 10);
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setprop("/controls/lgciu[1]/mlgleftpos",1);
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setprop("/controls/lgciu[1]/mlgrightpos",1);
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setprop("/controls/lgciu[1]/nlgpos",1);
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} else if ((gr == 1) and (inuseno2 == 1)) {
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interpolate("/controls/lgciu[1]/mlgleftpos", 1, 10);
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interpolate("/controls/lgciu[1]/mlgrightpos", 1, 10);
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interpolate("/controls/lgciu[1]/nlgpos", 1, 10);
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setprop("/controls/lgciu[0]/mlgleftpos",1);
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setprop("/controls/lgciu[0]/mlgrightpos",1);
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setprop("/controls/lgciu[0]/nlgpos",1);
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} else if ((gr == 0) and (inuseno1 == 1)) {
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interpolate("/controls/lgciu[0]/mlgleftpos", 0, 10);
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interpolate("/controls/lgciu[0]/mlgrightpos", 0, 10);
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interpolate("/controls/lgciu[0]/nlgpos", 0, 10);
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setprop("/controls/lgciu[1]/mlgleftpos",0);
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setprop("/controls/lgciu[1]/mlgrightpos",0);
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setprop("/controls/lgciu[1]/nlgpos",0);
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} else if ((gr == 0) and (inuseno2 == 1)) {
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interpolate("/controls/lgciu[1]/mlgleftpos", 0, 10);
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interpolate("/controls/lgciu[1]/mlgrightpos", 0, 10);
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interpolate("/controls/lgciu[1]/nlgpos", 0, 10);
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setprop("/controls/lgciu[0]/mlgleftpos",0);
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setprop("/controls/lgciu[0]/mlgrightpos",0);
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setprop("/controls/lgciu[0]/nlgpos",0);
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}
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});
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### Checking the Green Hydraulic System ###
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#var checkgreen = func {
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setlistener("/controls/gear/gear-down", func {
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#var psigrn = getprop("/hydraulics/green/psi"); it0uchpods, please enable whenever hydraulic system is available
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var spd = getprop("/velocities/airspeed-kt");
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#if ((psigrn < 2000) or (spd > 261)) { see above line where psigrn is defined
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if (spd > 261) {
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setprop("/controls/gear/gear-down",0);
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screen.log.write("Hydraulic Safety Valve was disconnected at 260 kts; cannot move gear!", 1, 1, 1);
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}
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});
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### Switching between LGCIUS ###
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# Putting the Gear Up
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setlistener("/controls/gear/gear-down", func {
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var inuse1 = getprop("/controls/lgciu[0]/inuse");
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var inuse2 = getprop("/controls/lgciu[1]/inuse");
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var isgearupordown = getprop("/controls/gear/gear-down");
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var hydsupp = getprop("/controls/lgciu[0]/hyd/greensupply");
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if ((inuse1 == 1) and (isgearupordown == 0) and (hydsupp == 1)) {
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setprop("/controls/lgciu[0]/hasbeenret",1); #we have put gear up on lgciu no 1
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setprop("/controls/lgciu[0]/inuse",1); #we want to keep active LGCIU on no 1
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setprop("/controls/lgciu[0]/gearlever",0); #0 = retracted, 1 = extended
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} else {
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if ((inuse2 == 1) and (isgearupordown == 0) and (hydsupp == 1)) {
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setprop("/controls/lgciu[1]/hasbeenret",1); #we have put gear up on lgciu no 2
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setprop("/controls/lgciu[1]/inuse",1); #we want to keep active LGCIU on no 2
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setprop("/controls/lgciu[1]/gearlever",0); #0 = retracted, 1 = extended
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} else {
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}
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}
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});
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# Putting the Gear Down Again
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setlistener("/controls/gear/gear-down", func {
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var inuse1 = getprop("/controls/lgciu[0]/inuse");
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var inuse2 = getprop("/controls/lgciu[1]/inuse");
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var hasbeen1 = getprop("/controls/lgciu[0]/hasbeenret");
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var hasbeen2 = getprop("/controls/lgciu[1]/hasbeenret");
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var isgearupordown = getprop("/controls/gear/gear-down");
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var hydsupp = getprop("/controls/lgciu[0]/hyd/greensupply");
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if ((inuse1 == 1) and (isgearupordown == 1) and (hasbeen1 == 1) and (hydsupp == 1)) {
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setprop("/controls/lgciu[0]/hasbeenret",0); #reset retraction sensor
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setprop("/controls/lgciu[0]/inuse",0); #we want to switch to no 2 after putting the gear down
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setprop("/controls/lgciu[1]/inuse",1);
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setprop("/controls/lgciu[0]/gearlever",1); #0 = retracted, 1 = extended
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} else {
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if ((inuse2 == 1) and (isgearupordown == 1) and (hasbeen2 == 1) and (hydsupp == 1)) {
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setprop("/controls/lgciu[1]/hasbeenret",0); #reset retraction sensor
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setprop("/controls/lgciu[0]/inuse",1); #we want to switch to no 1 after putting the gear down
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setprop("/controls/lgciu[1]/inuse",0);
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setprop("/controls/lgciu[1]/gearlever",1); #0 = retracted, 1 = extended
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} else {
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}
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}
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});
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