/
fmc.nas
275 lines (241 loc) · 7.25 KB
/
fmc.nas
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##
var Point = {
new: func(x, y) {
var m = { parents: [Point] };
m._x = x;
m._y = y;
return m;
},
x: func { return me._x; },
y: func { return me._y; },
xy: func { return [me._x, me._y]; },
set_x: func(x) { me._x = x; },
set_y: func(y) { me._y = y; },
};
var Polygon = {
new: func() {
var m = { parents: [Polygon] };
m._points = [];
m._size = 0;
return m; # return the temporary object
},
add_point: func(p) {
append(me._points, p);
me._size += 1;
},
get_point: func(point_index) {
return me._points[point_index];
},
get_size: func() {
return me._size;
},
};
var Zone = {
new: func() {
var m = { parents: [Zone] };
m._polygons = [];
m._size = 0;
return m; # return the temporary object
},
add_polygon: func(p) {
append(me._polygons, p);
me._size += 1;
},
get_polygon: func(point_index) {
return me._polygons[point_index];
},
get_size: func() {
return me._size;
},
};
var p1_a = Point.new(3, -1);
var p2_a = Point.new(3, 4580);
var p3_a = Point.new(23, 4290);
var p4_a = Point.new(40, -1);
var p1_b = Point.new(3, 4580);
var p2_b = Point.new(3, 9001);
var p3_b = Point.new(12, 8600);
var p4_b = Point.new(26, 6340);
var p5_b = Point.new(56, -1);
var p6_b = Point.new(40, -1);
var p7_b = Point.new(23, 4290);
var p1_c = Point.new(3, 9001);
var p2_c = Point.new(29, 9001);
var p3_c = Point.new(50, 4600);
var p4_c = Point.new(65, -1);
var p5_c = Point.new(56, -1);
var p6_c = Point.new(26, 6340);
var p7_c = Point.new(12, 8600);
var p1_d = Point.new(29, 9001);
var p2_d = Point.new(55, 9001);
var p3_d = Point.new(72, 670);
var p4_d = Point.new(72, -1);
var p5_d = Point.new(65, -1);
var p6_d = Point.new(50, 4600);
var p1_a_20k = Point.new(3, -1);
var p2_a_20k = Point.new(3, 6220);
var p3_a_20k = Point.new(27, 6000);
var p4_a_20k = Point.new(36, 4020);
var p5_a_20k = Point.new(36, 2030);
var p6_a_20k = Point.new(44, -1);
var p1_b_20k = Point.new(3, 6220);
var p2_b_20k = Point.new(3, 9000);
var p3_b_20k = Point.new(19, 9000);
var p4_b_20k = Point.new(40, 6050);
var p5_b_20k = Point.new(50, 3000);
var p6_b_20k = Point.new(50, 1950);
var p7_b_20k = Point.new(56, -1);
var p8_b_20k = Point.new(44, -1);
var p9_b_20k = Point.new(36, 2030);
var p10_b_20k = Point.new(36, 4020);
var p11_b_20k = Point.new(27, 6000);
var p1_c_20k = Point.new(19, 9000);
var p2_c_20k = Point.new(35, 9000);
var p3_c_20k = Point.new(44, 7550);
var p4_c_20k = Point.new(55, 4770);
var p5_c_20k = Point.new(65, -1);
var p6_c_20k = Point.new(56, -1);
var p7_c_20k = Point.new(50, 1950);
var p8_c_20k = Point.new(50, 3000);
var p9_c_20k = Point.new(40, 6050);
var p1_d_20k = Point.new(35, 9000);
var p2_d_20k = Point.new(56, 9000);
var p3_d_20k = Point.new(72, 1080);
var p4_d_20k = Point.new(72, -1);
var p5_d_20k = Point.new(65, -1);
var p6_d_20k = Point.new(55, 4770);
var p7_d_20k = Point.new(44, 7550);
var pol_a = Polygon.new();
var pol_b = Polygon.new();
var pol_c = Polygon.new();
var pol_d = Polygon.new();
var pol_a_20k = Polygon.new();
var pol_b_20k = Polygon.new();
var pol_c_20k = Polygon.new();
var pol_d_20k = Polygon.new();
var zone_22k = Zone.new();
var zone_20k = Zone.new();
zone_22k.add_polygon(pol_a);
zone_22k.add_polygon(pol_b);
zone_22k.add_polygon(pol_c);
zone_22k.add_polygon(pol_d);
zone_20k.add_polygon(pol_a_20k);
zone_20k.add_polygon(pol_b_20k);
zone_20k.add_polygon(pol_c_20k);
zone_20k.add_polygon(pol_d_20k);
pol_a.add_point(p1_a);
pol_a.add_point(p2_a);
pol_a.add_point(p3_a);
pol_a.add_point(p4_a);
pol_b.add_point(p1_b);
pol_b.add_point(p2_b);
pol_b.add_point(p3_b);
pol_b.add_point(p4_b);
pol_b.add_point(p5_b);
pol_b.add_point(p6_b);
pol_b.add_point(p7_b);
pol_c.add_point(p1_c);
pol_c.add_point(p2_c);
pol_c.add_point(p3_c);
pol_c.add_point(p4_c);
pol_c.add_point(p5_c);
pol_c.add_point(p6_c);
pol_c.add_point(p7_c);
pol_d.add_point(p1_d);
pol_d.add_point(p2_d);
pol_d.add_point(p3_d);
pol_d.add_point(p4_d);
pol_d.add_point(p5_d);
pol_d.add_point(p6_d);
pol_a_20k.add_point(p1_a_20k);
pol_a_20k.add_point(p2_a_20k);
pol_a_20k.add_point(p3_a_20k);
pol_a_20k.add_point(p4_a_20k);
pol_a_20k.add_point(p5_a_20k);
pol_a_20k.add_point(p6_a_20k);
pol_b_20k.add_point(p1_b_20k);
pol_b_20k.add_point(p2_b_20k);
pol_b_20k.add_point(p3_b_20k);
pol_b_20k.add_point(p4_b_20k);
pol_b_20k.add_point(p5_b_20k);
pol_b_20k.add_point(p6_b_20k);
pol_b_20k.add_point(p7_b_20k);
pol_b_20k.add_point(p8_b_20k);
pol_b_20k.add_point(p9_b_20k);
pol_b_20k.add_point(p10_b_20k);
pol_b_20k.add_point(p11_b_20k);
pol_c_20k.add_point(p1_c_20k);
pol_c_20k.add_point(p2_c_20k);
pol_c_20k.add_point(p3_c_20k);
pol_c_20k.add_point(p4_c_20k);
pol_c_20k.add_point(p5_c_20k);
pol_c_20k.add_point(p6_c_20k);
pol_c_20k.add_point(p7_c_20k);
pol_c_20k.add_point(p8_c_20k);
pol_c_20k.add_point(p9_c_20k);
pol_d_20k.add_point(p1_d_20k);
pol_d_20k.add_point(p2_d_20k);
pol_d_20k.add_point(p3_d_20k);
pol_d_20k.add_point(p4_d_20k);
pol_d_20k.add_point(p5_d_20k);
pol_d_20k.add_point(p6_d_20k);
pol_d_20k.add_point(p7_d_20k);
var isClockWise = func (pA, pB, pC) {
if ( (pB.x()-pA.x())*(pC.y()-pA.y()) - (pC.x() - pA.x())*(pB.y() - pA.y()) < 0) { return 1; }
else { return 0;}
}
var isRay_x_Line = func (pA, pB, pD) { # pA - Ray start point, B and D - two other points
if (pA.x() == pB.x()) { pB.set_x(pB.x() + 0.001); }
if (pA.x() == pD.x()) { pD.set_x(pD.x() + 0.001); }
if (pA.y() == pB.y()) { pB.set_y(pB.y() + 0.001); }
if (pA.y() == pD.y()) { pD.set_y(pD.y() + 0.001); }
var pC = Point.new(100, pA.y());
if ( isClockWise (pA, pB, pC) ) {
return (isClockWise (pB, pC, pD) and isClockWise (pC, pD, pA) and isClockWise (pD, pA, pB));
} elsif ( !isClockWise (pA, pB, pC) ) {
return (!isClockWise (pB, pC, pD) and !isClockWise (pC, pD, pA) and !isClockWise (pD, pA, pB));
} else {
return 0;
}
}
var isPointInPolygon = func (pA, pol) {
var parity = 0;
var pol_size = pol.get_size();
for ( var i = -1; i < pol_size - 1; i += 1 ) {
if ( isRay_x_Line(pA, pol.get_point(i), pol.get_point(i+1)) ) { parity = 1 - parity;}
}
return parity;
}
var whichZone = func (pA, zon) {
var zone_size = zon.get_size();
var result = 0;
for ( var i = 0; i < zone_size; i += 1) {
if (isPointInPolygon(pA, zon.get_polygon(i))) {return i+1;}
}
}
var recalcConditions = func {
var elevation = getprop("/position/ground-elev-ft"); #FIXME need to get takeoff runway elevation, not current
var oat = getprop("/environment/temperature-degc");
var derate_20k = getprop("/instrumentation/fmc/derated-to/method-derate-20k");
var assumed = getprop("/instrumentation/fmc/derated-to/method-assumed");
if (assumed) {
var temperature = getprop("/instrumentation/fmc/derated-to/assumed-temp-degc");
} else {
var temperature = oat;
}
if (temperature < 4) {temperature = 4;}
if (temperature > 71.9) {temperature = 71.9;}
if (elevation < 0) {elevation = 0;}
if (derate_20k) {
var searchZone = zone_20k;
} else {
var searchZone = zone_22k;
}
var calcPoint = Point.new(temperature, elevation);
var zone_number = whichZone(calcPoint, searchZone);
setprop("/instrumentation/fmc/derated-to/zone", zone_number);
}
setlistener("/instrumentation/fmc/derated-to/assumed-temp-degc", recalcConditions, 0, 0 );
setlistener("/instrumentation/fmc/derated-to/method-derate-20k", recalcConditions, 0, 0 );
setlistener("/instrumentation/fmc/derated-to/method-assumed", recalcConditions, 0, 0 );
setlistener("/sim/signals/fdm-initialized", recalcConditions, 0, 0 );