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<?xml version="1.0"?>
<PropertyList>
<nasal>
<headtracker>
<script>
var Value = {
new: func(prop) {
var m = { parents: [Value] };
m.prop = props.globals.getNode(prop, 1);
m.value = 0;
return m;
},
apply: func(value) {
me.prop.setDoubleValue(me.prop.getValue() - me.value + value);
me.value = value;
},
};
var x = Value.new("/sim/current-view/x-offset-m");
var y = Value.new("/sim/current-view/y-offset-m");
var z = Value.new("/sim/current-view/z-offset-m");
var h = Value.new("/sim/current-view/heading-offset-deg");
var p = Value.new("/sim/current-view/pitch-offset-deg");
var r = Value.new("/sim/current-view/roll-offset-deg");
var resetting = 0;
var status = nil;
var reset = func {
if (status != 1) {
setprop("/sim/headtracker/control", 1);
resetting = 1;
view.resetViewPos();
view.resetViewDir();
x.value = y.value = z.value = h.value = p.value = r.value = 0;
}
}
setlistener("/sim/headtracker/status", func(n) {
var s = n.getValue();
if (!status and s) {
setprop("/sim/headtracker/control", 0);
resetting = 0;
}
status = s;
}, 1, 0);
var loop = func {
if (!view.index and !resetting) {
x.apply(getprop("/sim/headtracker/x-m"));
y.apply(getprop("/sim/headtracker/y-m"));
z.apply(getprop("/sim/headtracker/z-m"));
h.apply(getprop("/sim/headtracker/heading-deg"));
p.apply(getprop("/sim/headtracker/pitch-deg"));
r.apply(-1 * getprop("/sim/headtracker/roll-deg"));
}
settimer(loop, 0);
}
loop();
</script>
</headtracker>
</nasal>
<sim>
<headtracker>
<x-m type="double">0</x-m>
<y-m type="double">0</y-m>
<z-m type="double">0</z-m>
<heading-deg type="double">0</heading-deg>
<pitch-deg type="double">0</pitch-deg>
<roll-deg type="double">0</roll-deg>
<status type="int">0</status>
<control type="int">0</control>
</headtracker>
</sim>
</PropertyList>
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