77 lines
2.2 KiB
Text
77 lines
2.2 KiB
Text
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# See: http://wiki.flightgear.org/MapStructure
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# Class things:
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var name = 'WXR';
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var parents = [SymbolLayer.Controller];
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var __self__ = caller(0)[0];
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SymbolLayer.Controller.add(name, __self__);
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SymbolLayer.add(name, {
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parents: [MultiSymbolLayer],
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type: name, # Symbol type
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df_controller: __self__, # controller to use by default -- this one
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});
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var new = func(layer) {
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var m = {
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parents: [__self__],
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layer: layer,
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map: layer.map,
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listeners: [],
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searchCmd: searchCmd_default,
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};
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layer.searcher._equals = func(l,r) l.equals(r);
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m.addVisibilityListener();
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return m;
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};
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var del = func() {
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#print(name~".lcontroller.del()");
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foreach (var l; me.listeners)
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removelistener(l);
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};
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##
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# dummy/placeholder (will be overridden in ctor and set to the default callback)
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var searchCmd = func;
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# FIXME: TFC/WXR seems only to be updated on range change/setPos currently ?
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var searchCmd_default = func {
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# print("WXR running");
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if (me.map.getRange() == nil) return;
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printlog(_MP_dbg_lvl, "Doing query: "~name);
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var results = [];
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foreach (var n; props.globals.getNode("/instrumentation/wxradar",1).getChildren("storm")) {
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# Model 3 degree radar beam
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var stormLat = n.getNode("latitude-deg").getValue();
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var stormLon = n.getNode("longitude-deg").getValue();
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print("processing storm at:",stormLat,'/',stormLon);
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# FIXME: once ported to MapStructure, these should use the encapsulated "aircraft source"/driver stuff
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var acLat = getprop("/position/latitude-deg");
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var acLon = getprop("/position/longitude-deg");
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var stormGeo = geo.Coord.new();
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var acGeo = geo.Coord.new();
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stormGeo.set_latlon(stormLat, stormLon);
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acGeo.set_latlon(acLat, acLon);
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var directDistance = acGeo.direct_distance_to(stormGeo);
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var beamH = 0.1719 * directDistance; # M2FT * tan(3deg)
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var beamBase = getprop("position/altitude-ft") - beamH;
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if (n.getNode("top-altitude-ft").getValue() > beamBase) {
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var tmp = geo.Coord.new();
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tmp.set_latlon(stormLat, stormLon);
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tmp.radiusNm = n.getNode("radius-nm").getValue();
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tmp._node = n;
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tmp.equals = func(r) me._node.equals(r._node);
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append(results, tmp);
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}
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} # foreach
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#print("WXR results:", size(results));
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return results;
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} # searchCmd_default
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