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fgdata/Nasal/canvas/map/traffic.draw
Gijs de Rooy 573de77cb8 Navdisplay: bug fixed and new features
- Correct z-index
- Add MAP CTR compass
- Fix active WPT color
- Hide wind data at low speeds
- Move code outside main update loop
- Correct ranges
2014-07-06 23:17:47 +02:00

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2.5 KiB
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# WARNING: *.draw files will be deprecated, see: http://wiki.flightgear.org/MapStructure
var draw_traffic = func(group, traffic, lod=0)
{
var a = traffic;
var tcas_group = group;
var callsign = a.getNode("callsign").getValue();
# print("Drawing traffic for:", callsign );
var lat = a.getNode("position/latitude-deg").getValue();
var lon = a.getNode("position/longitude-deg").getValue();
var alt = a.getNode("position/altitude-ft").getValue();
var dist = a.getNode("radar/range-nm").getValue();
var threatLvl = a.getNode("tcas/threat-level",1).getValue();
var raSense = a.getNode("tcas/ra-sense",1).getValue();
var vspeed = a.getNode("velocities/vertical-speed-fps").getValue()*60;
var altDiff = alt - getprop("/position/altitude-ft");
var tcas_grp = tcas_group.createChild("group", callsign);
var text_tcas = tcas_grp.createChild("text")
.setDrawMode( canvas.Text.TEXT )
.setText(sprintf("%+02.0f",altDiff/100))
.setFont("LiberationFonts/LiberationSans-Regular.ttf")
.setColor(1,1,1)
.setFontSize(28)
.setAlignment("center-center");
if (altDiff > 0)
text_tcas.setTranslation(0,-40);
else
text_tcas.setTranslation(0,40);
if(vspeed >= 500) {
var arrow_tcas = canvas.draw_tcas_arrow_above_500(tcas_grp);
} elsif (vspeed < 500) {
var arrow_tcas = canvas.draw_tcas_arrow_below_500(tcas_grp);
}
## TODO: threat level symbols should also be moved to *.draw files
var icon_tcas = tcas_grp.createChild("path")
.setStrokeLineWidth(3);
if (threatLvl == 3) {
# resolution advisory
icon_tcas.moveTo(-17,-17)
.horiz(34)
.vert(34)
.horiz(-34)
.close()
.setColor(1,0,0)
.setColorFill(1,0,0);
text_tcas.setColor(1,0,0);
arrow_tcas.setColor(1,0,0);
} elsif (threatLvl == 2) {
# traffic advisory
icon_tcas.moveTo(-17,0)
.arcSmallCW(17,17,0,34,0)
.arcSmallCW(17,17,0,-34,0)
.setColor(1,0.5,0)
.setColorFill(1,0.5,0);
text_tcas.setColor(1,0.5,0);
arrow_tcas.setColor(1,0.5,0);
} elsif (threatLvl == 1) {
# proximate traffic
icon_tcas.moveTo(-10,0)
.lineTo(0,-17)
.lineTo(10,0)
.lineTo(0,17)
.close()
.setColor(1,1,1)
.setColorFill(1,1,1);
} else {
# other traffic
icon_tcas.moveTo(-10,0)
.lineTo(0,-17)
.lineTo(10,0)
.lineTo(0,17)
.close()
.setColor(1,1,1);
}
tcas_grp.setGeoPosition(lat, lon)
.set("z-index",4);
#settimer(func drawtraffic(group), 2); # updates are handled by the model, not by the view!
};