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248var pitModes = {
'PIT': 'pitch-hold',
'ALT': 'altitude-hold',
'VS': 'vertical-speed-hold',
'FLC': 'flight-level-change',
'GS': 'gs1-hold',
'GP': '',
'VPTH': 'vertical-path',
'GA': 'go-around'
};
var pitMode = '';
var rollModes = {
'ROL': 'wing-leveler',
'HDG': 'dg-heading-hold',
'GA': 'go-around',
'GPS': '',
'VOR': 'nav1-hold',
'LOC': '',
'VAPP': '',
};
var rollMode = '';
var AFCS = {
nose_inc : 0,
nose_node : '',
nose_max : 0,
nose_min : 0,
AP : func {
getprop('/instrumentation/zkv1000/status') or return;
if (getPitchMode() == '') setPitchMode('PIT');
setprop('/autopilot/locks/passive-mode', getprop('/autopilot/locks/passive-mode')? 0 : 1);
},
FD : func {
getprop('/instrumentation/zkv1000/status') or return;
setPitchMode(getPitchMode() == '' ? 'PIT' : '');
},
ROL : func {
setRollMode('ROL');
settings.getNode('heading-bug-deg').unalias();
afcs.getNode('roll-armed').setBoolValue(0);
setprop('/autopilot/internal/target-roll-deg', 0);
},
HDG : func {
settings.getNode('heading-bug-deg').alias(afcs.getNode('heading-bug-deg'));
},
NAV : func {
settings.getNode('heading-bug-deg').unalias();
afcs.getNode('roll-armed').setBoolValue(0);
checkRollAcquisition = checkNavAcquisition;
},
PIT : func {
AFCS.nose_inc = 0.5;
AFCS.nose_node = '/autopilot/internal/target-pitch-deg';
AFCS.nose_min = -15;
AFCS.nose_max = 20;
setprop(AFCS.nose_node, round(pitch));
},
VS : func {
AFCS.nose_node = '/autopilot/settings/vertical-speed-fpm';
AFCS.nose_inc = 100;
AFCS.nose_min = -3000;
AFCS.nose_max = 1500;
setprop(AFCS.nose_node, round(vs, AFCS.nose_inc));
setprop('/autopilot/settings/target-altitude-ft', getprop(afcs.getNode('selected-alt-ft').getPath()));
checkPitchAcquisition = checkSelectedAltAcquisition;
},
ALT : func {
setprop('/autopilot/settings/target-altitude-ft', getprop(afcs.getNode('selected-alt-ft').getPath()));
checkPitchAcquisition = checkSelectedAltAcquisition;
},
FLC : func {
AFCS.nose_node = '/autopilot/settings/target-speed-kt';
AFCS.nose_inc = 1;
AFCS.nose_min = 70;
AFCS.nose_max = 165;
computeAirspeedDiff = _computeAirspeedDiff;
checkPitchAcquisition = checkSelectedAltAcquisition;
setprop(AFCS.nose_node, round(ias, AFCS.nose_inc));
setprop('/autopilot/settings/target-altitude-ft', getprop(afcs.getNode('selected-alt-ft').getPath()));
FLCcomputation = _FLCcomputation;
},
NOSEUP : func {
AFCS.nose_inc or return;
var s = getprop(AFCS.nose_node) + AFCS.nose_inc;
s <= AFCS.nose_max or return;
setprop(AFCS.nose_node, getprop(AFCS.nose_node) + AFCS.nose_inc);
},
NOSEDOWN : func {
AFCS.nose_inc or return;
var s = getprop(AFCS.nose_node) - AFCS.nose_inc;
s >= AFCS.nose_min or return;
setprop(AFCS.nose_node, getprop(AFCS.nose_node) - AFCS.nose_inc);
},
VNV : func {
nyi('VNV');
},
APR : func {
nyi('APR');
},
APDISC : void,
CWS : void,
GA : void
};
var checkNavAcquisition = func {
var r = getprop('/instrumentation/zkv1000/cdi/radial');
var h = getprop('/orientation/heading-deg');
var d = getprop('/instrumentation/zkv1000/cdi/course-deflection');
if (d < 0.5) {
rollBlinking.switch(0);
setprop('/instrumentation/zkv1000/afcs/roll-armed-mode', 0);
}
elsif (d > 1) {
rollBlinking.switch(0);
setprop('/instrumentation/zkv1000/afcs/roll-armed-mode', pitMode);
}
else {
getprop('/instrumentation/zkv1000/afcs/roll-armed') or rollBlinking.switch(1);
setprop('/instrumentation/zkv1000/afcs/roll-armed-mode', rollMode);
}
}
var checkSelectedAltAcquisition = func {
var s = getprop('/autopilot/settings/target-altitude-ft');
var diff = abs(alt - s);
var climb = (alt - s > 0);
if (diff < 50) {
pitchBlinking.switch(0);
setPitchMode('ALT');
}
elsif (diff > 400) {
setprop('/instrumentation/zkv1000/vertical-speed-fpm', (climb and !getPitchMode('VS'))? 1000 : -500);
if (!getPitchMode('FLC')) setPitchMode('VS', 0);
pitchBlinking.switch(0);
}
else {
setprop('/instrumentation/zkv1000/vertical-speed-fpm', climb? 100 : -100);
setPitchMode('VS');
getprop('/instrumentation/zkv1000/afcs/pitch-armed') or pitchBlinking.switch(1);
}
}
var setPitchMode = func (m, s=1) {
checkPitchAcquisition = void;
FLCcomputation = void;
computeAirspeedDiff = void;
AFCS.nose_inc = 0;
if (pitMode == m and s) pitMode = 'PIT';
else pitMode = m;
setprop('/autopilot/locks/pitch', pitMode != '' ? pitModes[pitMode] : pitMode);
setprop('/instrumentation/zkv1000/afcs/pit-active-mode', pitMode);
setprop('/instrumentation/zkv1000/afcs/pit-armed-mode', pitMode);
setprop('/instrumentation/zkv1000/afcs/pit-armed-mode-text', pitMode);
setprop('/instrumentation/zkv1000/afcs/pit-active-mode-text', pitMode);
setprop('/instrumentation/zkv1000/afcs/pit-active-mode-blink', 0);
if (pitMode != '') {
computeAltitudeDiff = _computeAltitudeDiff;
setprop('/instrumentation/zkv1000/afcs/alt-bug-visible', 1);
if (getRollMode() == '') setRollMode('ROL');
}
else {
setprop('/instrumentation/zkv1000/afcs/alt-bug-visible', 0);
rollBlinking.switch(0);
computeAltitudeDiff = void;
computeAirspeedDiff = void;
setRollMode('', 0);
}
init_main_loop();
}
var setRollMode = func (m, s=1) {
checkRollAcquisition = void;
if (rollMode == m and s) rollMode = 'ROL';
else rollMode = m;
setprop('/autopilot/locks/roll', (rollMode != '')? rollModes[rollMode] : rollMode);
setprop('/instrumentation/zkv1000/afcs/roll-active-mode', rollMode);
setprop('/instrumentation/zkv1000/afcs/roll-armed-mode', rollMode);
setprop('/instrumentation/zkv1000/afcs/roll-armed-mode-text', rollMode);
setprop('/instrumentation/zkv1000/afcs/roll-active-mode-text', rollMode);
setprop('/instrumentation/zkv1000/afcs/roll-active-mode-blink', 0);
if (rollMode != '') {
setprop('/instrumentation/zkv1000/afcs/fd-bars-visible', 1);
if (getPitchMode() == '') setPitchMode('PIT');
}
else {
setprop('/instrumentation/zkv1000/afcs/fd-bars-visible', 0);
settings.getNode('heading-bug-deg').unalias();
rollBlinking.switch(0);
}
init_main_loop();
}
var getPitchMode = func (mode = nil) {
var m = getprop('/autopilot/locks/pitch');
if (mode)
return (m == mode);
else
return m;
}
var getRollMode = func (mode = nil) {
var m = getprop('/autopilot/locks/roll');
if (mode)
return (m == mode);
else
return m;
}
var _FLCcomputation = func {
var t1 = getprop('/autopilot/internal/flc-airspeed-pitch-deg');
var t2 = getprop('/autopilot/internal/flc-altitude-pitch-deg');
setprop('/autopilot/internal/target-pitch-deg', (t1 + t2) / 2);
}
var _computeAltitudeDiff = func {
var sel = getprop('/instrumentation/zkv1000/afcs/selected-alt-ft');
setprop('/instrumentation/zkv1000/afcs/selected-alt-ft-diff', sel - alt);
}
var _computeAirspeedDiff = func {
var sel = getprop('/autopilot/settings/target-speed-kt');
setprop('/instrumentation/zkv1000/afcs/selected-ias-kt-diff', sel - ias);
}
var settings = props.globals.getNode('/autopilot/settings');
var pitchBlinking = nil;
var rollBlinking = nil;
var init_AFCS = func {
pitchBlinking = aircraft.light.new(afcs.getNode('pit-active-mode-blink').getPath(),
[0.5, 0.5],
afcs.getNode('pitch-armed').getPath());
pitchBlinking.switch(0);
rollBlinking = aircraft.light.new(afcs.getNode('roll-active-mode-blink').getPath(),
[0.5, 0.5],
afcs.getNode('roll-armed').getPath());
rollBlinking.switch(0);
if (getprop('/sim/systems/autopilot/path') == 'Aircraft/Generic/generic-autopilot.xml') {
setprop('/sim/systems/autopilot/path', 'Aircraft/Instruments-3d/zkv1000/Systems/autopilot.xml');
}
}