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A320-family/Models/Instruments/IESI/IESI.nas
2020-10-25 15:43:40 +00:00

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# A3XX IESI
# Copyright (c) 2020 Josh Davidson (Octal450)
var IESI = nil;
var IESI_display = nil;
var elapsedtime = 0;
var ASI = 0;
var alt = 0;
var altTens = 0;
var airspeed_act = 0;
var mach_act = 0;
# props.nas nodes
var iesi_init = props.globals.initNode("/instrumentation/iesi/iesi-init", 0, "BOOL");
var iesi_reset = props.globals.initNode("/instrumentation/iesi/att-reset", 0, "DOUBLE");
var iesi_time = props.globals.initNode("/instrumentation/iesi/iesi-init-time", 0.0, "DOUBLE");
var iesi_brt = props.globals.getNode("/controls/lighting/DU/iesi", 1);
var iesi_rate = props.globals.getNode("/systems/acconfig/options/iesi-rate", 1);
var et = props.globals.getNode("/sim/time/elapsed-sec", 1);
var aconfig = props.globals.getNode("/systems/acconfig/autoconfig-running", 1);
var airspeed = props.globals.getNode("/instrumentation/airspeed-indicator/indicated-speed-kt", 1);
var mach = props.globals.getNode("/instrumentation/airspeed-indicator/indicated-mach", 1);
var pitch = props.globals.getNode("/orientation/pitch-deg", 1);
var roll = props.globals.getNode("/orientation/roll-deg", 1);
var skid = props.globals.getNode("/instrumentation/slip-skid-ball/indicated-slip-skid", 1);
var altitude = props.globals.getNode("/instrumentation/altimeter/indicated-altitude-ft", 1);
var altitude_ind = props.globals.getNode("/instrumentation/altimeter/indicated-altitude-ft-pfd", 1);
var altimeter_mode = props.globals.getNode("/instrumentation/altimeter[0]/std", 1);
var qnh_hpa = props.globals.getNode("/instrumentation/altimeter/setting-hpa", 1);
var qnh_inhg = props.globals.getNode("/instrumentation/altimeter/setting-inhg", 1);
var canvas_IESI_base = {
init: func(canvas_group, file) {
var font_mapper = func(family, weight) {
return "LiberationFonts/LiberationSans-Regular.ttf";
};
canvas.parsesvg(canvas_group, file, {"font-mapper": font_mapper});
var svg_keys = me.getKeys();
foreach(var key; svg_keys) {
me[key] = canvas_group.getElementById(key);
var svg_keys = me.getKeys();
foreach (var key; svg_keys) {
me[key] = canvas_group.getElementById(key);
var clip_el = canvas_group.getElementById(key ~ "_clip");
if (clip_el != nil) {
clip_el.setVisible(0);
var tran_rect = clip_el.getTransformedBounds();
var clip_rect = sprintf("rect(%d,%d, %d,%d)",
tran_rect[1], # 0 ys
tran_rect[2], # 1 xe
tran_rect[3], # 2 ye
tran_rect[0]); #3 xs
# coordinates are top,right,bottom,left (ys, xe, ye, xs) ref: l621 of simgear/canvas/CanvasElement.cxx
me[key].set("clip", clip_rect);
me[key].set("clip-frame", canvas.Element.PARENT);
}
}
}
me.AI_horizon_trans = me["AI_horizon"].createTransform();
me.AI_horizon_rot = me["AI_horizon"].createTransform();
me.page = canvas_group;
return me;
},
getKeys: func() {
return [];
},
update: func() {
cur_time = et.getValue();
# todo consider relay 7XB for power of DC HOT 1
# todo transient max 0.2s
# todo 20W power consumption
if (iesi_reset.getValue() == 1) {
if (iesi_init.getBoolValue() and iesi_time.getValue() + 90 >= et.getValue()) {
me._fast = 1;
} else {
me._fast = 0;
}
iesi_init.setBoolValue(0);
}
if (systems.ELEC.Bus.dcEss.getValue() >= 25 or (systems.ELEC.Bus.dcHot1.getValue() >= 25 and airspeed.getValue() >= 50 and cur_time >= 5)) {
me._showIESI = 1;
IESI.update();
if (aconfig.getValue() != 1 and iesi_init.getValue() != 1) {
iesi_init.setBoolValue(1);
if (me._fast) {
iesi_time.setValue(cur_time - 80);
me._fast = 0;
} else {
iesi_time.setValue(cur_time);
}
} else if (aconfig.getValue() == 1 and iesi_init.getValue() != 1) {
iesi_init.setBoolValue(1);
iesi_time.setValue(cur_time - 87);
}
} else {
me._showIESI = 0;
iesi_init.setBoolValue(0);
}
if (me._showIESI and iesi_brt.getValue() > 0.01) {
IESI.page.show();
} else {
IESI.page.hide();
}
},
};
var canvas_IESI = {
new: func(canvas_group, file) {
var m = {parents: [canvas_IESI, canvas_IESI_base]};
m.init(canvas_group, file);
m._cachedInhg = -99;
m._machWasAbove50 = 0;
return m;
},
getKeys: func() {
return ["IESI","IESI_Init","ASI_scale","ASI_mach","ASI_mach_decimal","AI_center","AI_horizon","AI_bank","AI_slipskid","ALT_scale","ALT_one","ALT_two","ALT_three","ALT_four","ALT_five","ALT_digits","ALT_tens","ALT_meters","QNH_setting","QNH_std","negText","negText2"];
},
update: func() {
if (qnh_inhg.getValue() != me._cachedInhg) {
me._cachedInhg = qnh_inhg.getValue();
me.updateQNH();
}
if (iesi_time.getValue() + 90 >= et.getValue()) {
me["IESI"].hide();
me["IESI_Init"].show();
return;
} else {
me["IESI_Init"].hide();
me["IESI"].show();
}
# Airspeed
# Subtract 30, since the scale starts at 30, but don"t allow less than 0, or more than 420 situations
airspeed_act = airspeed.getValue();
mach_act = mach.getValue();
if (airspeed_act <= 30) {
ASI = 0;
} else if (airspeed_act >= 420) {
ASI = 390;
} else {
ASI = airspeed_act - 30;
}
me["ASI_scale"].setTranslation(0, ASI * 8.295);
if (mach_act >= 0.5) {
me._machWasAbove50 = 1;
me["ASI_mach_decimal"].show();
me["ASI_mach"].show();
} elsif (mach_act >= 0.45 and me._machWasAbove50) {
me["ASI_mach_decimal"].show();
me["ASI_mach"].show();
} else {
me._machWasAbove50 = 0;
me["ASI_mach_decimal"].hide();
me["ASI_mach"].hide();
}
if (mach_act >= 0.999) {
me["ASI_mach"].setText("99");
} else {
me["ASI_mach"].setText(sprintf("%2.0f", mach_act * 100));
}
# Attitude
me.AI_horizon_trans.setTranslation(0, pitch.getValue() * 16.74);
me.AI_horizon_rot.setRotation(-roll.getValue() * D2R, me["AI_center"].getCenter());
me["AI_slipskid"].setTranslation(math.clamp(skid.getValue(), -7, 7) * -15, 0);
me["AI_bank"].setRotation(-roll.getValue() * D2R);
# Altitude
me.altitude = altitude.getValue();
if (me.altitude > 50000) {
me.altitude = 50000;
} elsif (me.altitude < -2000) {
me.altitude = -2000;
}
if (me.altitude < 0) {
me["negText"].show();
me["negText2"].show();
} else {
me["negText"].hide();
me["negText2"].hide();
}
me.altOffset = me.altitude / 500 - int(me.altitude / 500);
me.middleAltText = roundaboutAlt(me.altitude / 100);
me.middleAltOffset = nil;
if (me.altOffset > 0.5) {
me.middleAltOffset = -(me.altOffset - 1) * 258.5528;
} else {
me.middleAltOffset = -me.altOffset * 258.5528;
}
me["ALT_scale"].setTranslation(0, -me.middleAltOffset);
me["ALT_scale"].update();
me["ALT_five"].setText(sprintf("%03d", abs(me.middleAltText+10)));
me["ALT_four"].setText(sprintf("%03d", abs(me.middleAltText+5)));
me["ALT_three"].setText(sprintf("%03d", abs(me.middleAltText)));
me["ALT_two"].setText(sprintf("%03d", abs(me.middleAltText-5)));
me["ALT_one"].setText(sprintf("%03d", abs(me.middleAltText-10)));
me.altitudeText = altitude_ind.getValue();
if (me.altitude < 0 and me.altitudeText > 20) {
me.altitudeText = 20;
} elsif (me.altitude > 0 and me.altitudeText > 500) {
me.altitudeText = 500;
}
me["ALT_digits"].setText(sprintf("%s", me.altitudeText));
me["ALT_meters"].setText(sprintf("%5.0f", me.altitude * 0.3048));
altTens = num(right(sprintf("%02d", me.altitude), 2));
me["ALT_tens"].setTranslation(0, altTens * 3.16);
},
updateQNH: func() {
if (altimeter_mode.getBoolValue()) {
me["QNH_setting"].hide();
me["QNH_std"].show();
} else {
me["QNH_setting"].setText(sprintf("%4.0f", qnh_hpa.getValue()) ~ "/" ~ sprintf("%2.2f", qnh_inhg.getValue()));
me["QNH_setting"].show();
me["QNH_std"].hide();
}
}
};
setlistener("sim/signals/fdm-initialized", func {
IESI_display = canvas.new({
"name": "IESI",
"size": [1024, 1024],
"view": [1024, 1024],
"mipmapping": 1
});
IESI_display.addPlacement({"node": "iesi.screen"});
var group_IESI = IESI_display.createGroup();
IESI = canvas_IESI.new(group_IESI, "Aircraft/A320-family/Models/Instruments/IESI/res/iesi.svg");
IESI.updateQNH();
IESI_update.start();
if (iesi_rate.getValue() > 1) {
rateApply();
}
});
setlistener("/instrumentation/altimeter[0]/std", func() { if (IESI != nil) { IESI.updateQNH(); } }, 0, 0);
var rateApply = func {
IESI_update.restart(0.05 * iesi_rate.getValue());
}
var IESI_update = maketimer(0.05, func {
canvas_IESI_base.update();
});
var showIESI = func {
var dlg = canvas.Window.new([256, 256], "dialog").set("resize", 1);
dlg.setCanvas(IESI_display);
}
var roundabout = func(x) {
var y = x - int(x);
return y < 0.5 ? int(x) : 1 + int(x);
};
var roundaboutAlt = func(x) {
var y = x * 0.2 - int(x * 0.2);
return y < 0.5 ? 5 * int(x * 0.2) : 5 + 5 * int(x * 0.2);
};