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- don't update when aircraft stays within threshold distance

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- randomize left/right, better parameters
- don't reset on pause
This commit is contained in:
mfranz 2007-05-04 22:48:40 +00:00
parent 66f9e552ba
commit d4e030f9c6
1 changed files with 13 additions and 10 deletions
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23
Nasal/view.nas
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@ -149,7 +149,7 @@ var flyby = {
if (me.number == nil)
die("can't find 'Fly-By View'");
setlistener("/sim/freeze/replay-state", func { me.reset() });
setlistener("/sim/freeze/replay-state", func { cmdarg().getValue() or me.reset() });
setlistener("/sim/signals/reinit", func { cmdarg().getValue() or me.reset() });
setlistener("/sim/current-view/view-number", func {
me.loopid += 1;
@ -160,25 +160,28 @@ var flyby = {
}, 1);
},
reset: func {
me.chase = -getprop("/sim/chase-distance-m") / 2;
me.chase = -getprop("/sim/chase-distance-m");
me.course = getprop("/orientation/heading-deg");
me.coord = geo.Coord.new().set(geo.aircraft_position());
me.dist = 20;
me.setpos();
me.setpos(1);
},
setpos : func {
setpos : func(force = 0) {
var pos = geo.aircraft_position();
var course = me.coord.course_to(pos);
var dist = me.coord.distance_to(pos);
pos.apply_course_distance(course, 30 + dist * 0.5);
pos.apply_course_distance(course + 90, me.chase * 0.75);
if (dist < 1.5 * me.chase and !force)
return;
var side = (rand() - 0.5 < 0) ? -90 : 90;;
pos.apply_course_distance(course, dist * 0.6);
pos.apply_course_distance(course + side, me.chase);
var lon = pos.lon();
var lat = pos.lat();
var elev = geo.elevation(lon, lat);
var alt = pos.alt();
alt += (alt - me.coord.alt()) * 0.5;
if (elev != nil and alt < elev + 10)
alt = elev + 10;
if (elev != nil and alt < elev + 5)
alt = elev + 5;
me.lonN.setValue(lon);
me.latN.setValue(lat);
@ -188,8 +191,8 @@ var flyby = {
loop : func(id) {
id == me.loopid or return;
me.setpos();
settimer(func { me.loop(id) }, 6);
}
settimer(func { me.loop(id) }, 6.3);
},
};