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Howto:Implementing a simple GCA system: Difference between revisions
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Howto:Implementing a simple GCA system (view source)
Revision as of 06:15, 20 August 2017
, 20 August 2017→Proof of concept
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<syntaxhighlight lang="nasal"> | <syntaxhighlight lang="nasal"> | ||
var GCAController = { | var GCAController = { | ||
# constructor | |||
new: func(timer_interval_secs) { | new: func(timer_interval_secs) { | ||
var m = {parents:[GCAController] }; | var m = {parents:[GCAController] }; | ||
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return m; | return m; | ||
}, # new() | }, # new() | ||
# destructor | |||
del: func() { | del: func() { | ||
me.timer.stop(); | me.timer.stop(); | ||
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##### | ##### | ||
# this will be called by our timer | |||
update: func() { | update: func() { | ||
print("Updating GCA controller"); | print("Updating GCA controller"); | ||
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}, # update() | }, # update() | ||
##### setup APIs: | ##### our setup APIs: | ||
setAircraft: func(root) { | setAircraft: func(root) { | ||
me.root = root; | me.root = root; | ||
# AI/MP models have their own callsign node: | # AI/MP models have their own callsign node: | ||
var callsign_node = props.getNode(root); | var callsign_node = props.getNode(root).getNode("callsign"); | ||
# the main aircraft's callsign is stored under /sim/multiplay/callsign | # the main aircraft's callsign is stored under /sim/multiplay/callsign | ||
if (callsign_node == nil) callsign_node = props.getNode("/sim/multiplay/callsign"); | if (callsign_node == nil) { | ||
print("Using multiplayer callsign"); | |||
callsign_node = props.getNode("/sim/multiplay/callsign"); | |||
} | |||
else { | |||
print("Using AI/MP callsign"); | |||
} | |||
var callsign = | var callsign = callsign_node.getValue(); | ||
me.callsign = callsign; | me.callsign = callsign; | ||
print("callsign: ", callsign); | print("callsign: ", callsign); | ||
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append(me.receivers, receiver); | append(me.receivers, receiver); | ||
}, #registerReceiver() | }, #registerReceiver() | ||
notifyReceivers: func(instruction) { | notifyReceivers: func(instruction) { | ||
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}, | }, | ||
# start the GCA | |||
start: func() { | start: func() { | ||
me.timer.start(); | me.timer.start(); | ||
}, # start() | }, # start() | ||
# stop/interrupt the GCA | |||
stop: func() { | stop: func() { | ||
me.timer.stop(); | me.timer.stop(); | ||
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buildInstruction: func() { | buildInstruction: func() { | ||
return "Turn left"; | return sprintf("%s Turn left",me.callsign); | ||
}, # buildInstruction | }, # buildInstruction | ||
}; # GCAController | }; # end of GCAController class | ||
### | ### | ||
## test | ## now, let's test our new class: | ||
### | ### | ||