flightgear-addon-aerotow-ev.../addon-main.nas
2022-08-13 17:19:24 +02:00

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#
# Aerotow Everywhere - Add-on for FlightGear
#
# Written and developer by Roman Ludwicki (PlayeRom, SP-ROM)
#
# Copyright (C) 2022 Roman Ludwicki
#
# Aerotow Everywhere is an Open Source project and it is licensed
# under the GNU Public License v3 (GPLv3)
#
var unload = func(addon) {
# This function is for addon development only. It is called on addon
# reload. The addons system will replace setlistener() and maketimer() to
# track this resources automatically for you.
#
# Listeners created with setlistener() will be removed automatically for you.
# Timers created with maketimer() will have their stop() method called
# automatically for you. You should NOT use settimer anymore, see wiki at
# http://wiki.flightgear.org/Nasal_library#maketimer.28.29
#
# Other resources should be freed by adding the corresponding code here,
# e.g. myCanvas.del();
}
var main = func(addon) {
print("Aerotow Everywhere add-on initialized from path ", addon.basePath);
addon.createStorageDir();
# Create /AI/FlightPlans/ directory in $FG_HOME/Export/Addons/org.flightgear.addons.Aerotow/
# User has to add the path as --data=$FG_HOME/Export/Addons/org.flightgear.addons.Aerotow
# Then the FG will be able to read flight plan file
var path = os.path.new(addon.storagePath ~ "/AI/FlightPlans/dummy-file.txt");
path.create_dir();
loadExtraNasalFiles(addon);
setlistener("/addons/by-id/org.flightgear.addons.Aerotow/addon-devel/ai-model", func(n) {
aerotow.startAerotow();
});
}
var loadExtraNasalFiles = func (addon) {
foreach (var scriptName; ["aerotow", "messages"]) {
var fileName = addon.basePath ~ "/" ~ scriptName ~ ".nas";
print("Loading Aerotown Add-on module ", fileName);
io.load_nasal(fileName, scriptName);
}
}