Files
tar1090/html/planeObject.js
Matthias Wirth ac2bde932c better labeling
remove local time ambiguity in labels
add option to show geometric altitude in labels
handle units in track labels the same as in aircraft labels
2022-01-07 22:45:36 +01:00

2711 lines
85 KiB
JavaScript

"use strict";
function PlaneObject(icao) {
icao = `${icao}`;
Planes[icao] = this;
PlanesOrdered.push(this);
// Info about the plane
this.icao = icao;
this.icaorange = findICAORange(icao);
this.numHex = parseInt(icao.replace('~', '1'), 16);
this.fakeHex = this.numHex > 16777215; // non-icao hex
// most properties are set via this function so they can be reset easily
this.setNull();
// Track history as a series of line segments
this.elastic_feature = null;
this.track_linesegs = [];
this.history_size = 0;
this.trace = []; // save last 30 seconds of positions
// Display info
this.visible = false;
this.marker = null;
this.markerStyle = null;
this.markerIcon = null;
this.markerStyleKey = null;
this.markerSvgKey = null;
this.baseScale = 1;
// start from a computed registration, let the DB override it
// if it has something else.
this.registration = registration_from_hexid(this.icao);
this.icaoType = null;
this.typeDescription = null;
this.typeLong = null;
this.wtc = null;
this.dbinfoLoaded = false;
// request metadata
this.checkForDB();
// military icao ranges
this.military = this.milRange();
}
PlaneObject.prototype.setNull = function() {
this.flight = null;
this.name = 'n/a';
this.squawk = null;
this.category = null;
this.dataSource = "modeS";
// Basic location information
this.altitude = null;
this.alt_baro = null;
this.alt_geom = null;
this.altitudeTime = 0;
this.bad_alt = null;
this.bad_altTime = null;
this.alt_reliable = 0;
this.speed = null;
this.gs = null;
this.ias = null;
this.tas = null;
this.track = null;
this.track_rate = null;
this.mag_heading = null;
this.true_heading = null;
this.mach = null;
this.roll = null;
this.nav_altitude = null;
this.nav_heading = null;
this.nav_modes = null;
this.nav_qnh = null;
this.rc = null;
this.rotation = 0;
this.rotationCache = 999;
this.nac_p = null;
this.nac_v = null;
this.nic_baro = null;
this.sil_type = null;
this.sil = null;
this.baro_rate = null;
this.geom_rate = null;
this.vert_rate = null;
this.wd = null;
this.ws = null;
this.oat = null;
this.tat = null;
this.version = null;
this.position = null;
this.sitedist = null;
this.too_fast = 0;
// Track (direction) at the time we last appended to the track history
this.tail_track = null;
this.tail_true = null;
// Timestamp of the most recent point appended to the track history
this.tail_update = null;
this.prev_position = null;
this.prev_time = null;
this.prev_track = null;
// When was this last updated (receiver timestamp)
this.seen = NaN;
this.last_message_time = NaN;
this.seen_pos = NaN;
this.position_time = NaN;
this.last = 0; // last json this plane was included in
// Data packet numbers
this.messages = NaN;
this.rssi = null;
this.msgs1090 = 0;
this.msgs978 = 0;
this.messageRate = 0;
this.messageRateOld = 0;
};
function planeCloneState(target, source) {
target.flight = source.flight;
target.name = source.name;
target.squawk = source.squawk;
target.category = source.category;
target.dataSource = source.dataSource;
target.altitude = source.altitude;
target.alt_baro = source.alt_baro;
target.alt_geom = source.alt_geom;
target.altitudeTime = source.altitudeTime;
target.bad_alt = source.bad_alt;
target.bad_altTime = source.bad_altTime;
target.alt_reliable = source.alt_reliable;
target.speed = source.speed;
target.gs = source.gs;
target.ias = source.ias;
target.tas = source.tas;
target.track = source.track;
target.track_rate = source.track_rate;
target.mag_heading = source.mag_heading;
target.true_heading = source.true_heading;
target.mach = source.mach;
target.roll = source.roll;
target.nav_altitude = source.nav_altitude;
target.nav_heading = source.nav_heading;
target.nav_modes = source.nav_modes;
target.nav_qnh = source.nav_qnh;
target.rc = source.rc;
target.rotation = source.rotation;
target.rotationCache = source.rotationCache;
target.nac_p = source.nac_p;
target.nac_v = source.nac_v;
target.nic_baro = source.nic_baro;
target.sil_type = source.sil_type;
target.sil = source.sil;
target.baro_rate = source.baro_rate;
target.geom_rate = source.geom_rate;
target.vert_rate = source.vert_rate;
target.wd = source.wd;
target.ws = source.ws;
target.oat = source.oat;
target.tat = source.tat;
target.version = source.version;
target.position = source.position;
target.sitedist = source.sitedist;
target.too_fast = source.too_fast;
target.seen = source.seen;
target.last_message_time = source.last_message_time;
target.seen_pos = source.seen_pos;
target.position_time = source.position_time;
target.last = source.last;
target.messages = source.messages;
target.rssi = source.rssi;
target.msgs1090 = source.msgs1090;
target.msgs978 = source.msgs978;
target.messageRate = source.messageRate;
target.messageRateOld = source.messageRateOld;
};
PlaneObject.prototype.checkLayers = function() {
if (!this.trail_features)
this.createFeatures();
if ((showTrace || trackLabels) && !this.trail_labels)
this.createLabels();
};
PlaneObject.prototype.createFeatures = function() {
this.trail_features = new ol.source.Vector();
this.layer = new ol.layer.Vector({
name: this.icao,
isTrail: true,
source: this.trail_features,
declutter: false,
zIndex: 150,
renderOrder: null,
});
trailGroup.push(this.layer);
};
PlaneObject.prototype.createLabels = function() {
this.trail_labels = new ol.source.Vector();
this.layer_labels = new ol.layer.Vector({
name: this.icao + '_labels',
isTrail: true,
source: this.trail_labels,
declutter: true,
zIndex: 151,
});
trailGroup.push(this.layer_labels);
};
PlaneObject.prototype.logSel = function(loggable) {
if (debugTracks && this.selected && !SelectedAllPlanes && !globeIndex)
console.log(loggable);
return;
};
PlaneObject.prototype.isFiltered = function() {
if (this.selected)
return false;
if (noRegOnly && (
(this.registration || this.icao.startsWith('~'))
|| (this.category && this.category.startsWith('C'))
|| (this.squawk == '7777')
|| (this.icaoType == 'TWR')
|| (this.icaoType == 'GND')
|| (this.altitude == 'ground' && (this.addrtype == 'adsb_icao_nt' || this.addrtype == 'tisb_other'))
)) {
return true;
}
if (onlySelected && !this.selected) {
return true;
}
if (onlyMilitary && !this.military) {
return true;
}
if (nogpsOnly && !this.nogps) {
return true;
}
if (onlyDataSource && this.dataSource != onlyDataSource) {
return true;
}
if (filterTISB && this.dataSource == "tisb") {
return true;
}
if (!filterTracks && altFiltered(this.altitude))
return true;
if (PlaneFilter.sources && PlaneFilter.sources.length > 0 && !PlaneFilter.sources.includes(this.dataSource)) {
return true;
}
let flags = PlaneFilter.flagFilter;
if (flags && flags.length > 0) {
let found = false;
for (let i in flags) {
if (this[flags[i]]) {
found = true;
}
}
if (!found) {
return true;
}
}
if (PlaneFilter.icao && !this.icao.match(PlaneFilter.icao) ) {
return true;
}
if (PlaneFilter.type && (!this.icaoType || !this.icaoType.match(PlaneFilter.type)) ) {
return true;
}
if (PlaneFilter.description && (!this.typeDescription || !this.typeDescription.match(PlaneFilter.description)) ) {
return true;
}
if (PlaneFilter.callsign
&& (!this.flight || !this.flight.match(PlaneFilter.callsign))
&& (!this.squawk || !this.squawk.match(PlaneFilter.callsign))
) {
return true;
}
// filter out ground vehicles
if (PlaneFilter.groundVehicles == 'filtered') {
if (typeof this.category === 'string' && this.category.startsWith('C'))
return true;
if (this.altitude == 'ground' && (this.addrtype == 'adsb_icao_nt' || this.addrtype == 'tisb_other'))
return true;
}
// filter out blocked MLAT flights
if (PlaneFilter.blockedMLAT == 'filtered') {
if (typeof this.icao === 'string' && this.icao.startsWith('~'))
return true;
}
if (this.sitedist && this.sitedist > filterMaxRange)
return true;
return false;
};
function altFiltered(altitude) {
if (PlaneFilter.minAltitude == null || PlaneFilter.maxAltitude == null)
return false;
if (altitude == null) {
return true;
}
const planeAltitude = altitude === "ground" ? 0 : altitude;
if (planeAltitude < PlaneFilter.minAltitude || planeAltitude > PlaneFilter.maxAltitude) {
return true;
}
return false;
}
PlaneObject.prototype.updateTail = function() {
this.tail_update = this.prev_time;
this.tail_track = this.prev_track;
this.tail_rot = this.prev_rot;
this.tail_true = this.prev_true;
this.tail_position = this.prev_position;
return this.updateTrackPrev();
};
PlaneObject.prototype.updateTrackPrev = function() {
this.prev_position = this.position;
this.prev_time = this.position_time;
this.prev_track = this.track;
this.prev_rot = this.rotation;
this.prev_true = this.true_head;
this.prev_alt = this.altitude;
this.prev_alt_rounded = this.alt_rounded;
this.prev_alt_geom = this.alt_geom;
this.prev_speed = this.speed;
this.prev_rId = this.rId;
return true;
};
// Appends data to the running track so we can get a visual tail on the plane
// Only useful for a long running browser session.
PlaneObject.prototype.updateTrack = function(now, last, serverTrack, stale) {
if (this.position == null)
return false;
if (this.prev_position && this.position[0] == this.prev_position[0] && this.position[1] == this.prev_position[1]
&& !serverTrack)
return false;
if (this.bad_position && this.position[0] == this.bad_position[0] && this.position[1] == this.bad_position[1])
return false;
if (this.position[0] > 180 || this.position[0] < -180 || this.position[1] > 90 || this.position[1] < -90) {
console.log("Ignoring Impossible Position for " + this.icao + ": " + this.position);
return false;
}
let projHere = ol.proj.fromLonLat(this.position);
let on_ground = (this.altitude === "ground");
let is_leg = false;
if (this.leg_ts == now)
is_leg = 'end';
if (this.leg_ts == last)
is_leg = 'start';
if (this.track_linesegs.length == 0) {
// Brand new track
//console.log(this.icao + " new track");
if (this.leg_ts == now)
is_leg = 'start';
let newseg = { fixed: new ol.geom.LineString([projHere]),
feature: null,
estimated: false,
ground: on_ground,
altitude: this.alt_rounded,
alt_real: this.altitude,
alt_geom: this.alt_geom,
position: this.position,
speed: this.speed,
ts: now,
track: this.rotation,
leg: is_leg,
rId: this.rId,
};
this.track_linesegs.push(newseg);
this.history_size ++;
this.updateTrackPrev();
return this.updateTail();
}
let lastseg = this.track_linesegs[this.track_linesegs.length - 1];
if (!this.prev_position) {
return this.updateTail();
}
let projPrev = ol.proj.fromLonLat(this.prev_position);
if (!this.tail_position) {
lastseg.fixed.appendCoordinate(projPrev);
return this.updateTail();
}
let distance = ol.sphere.getDistance(this.position, this.prev_position);
let elapsed = this.position_time - this.prev_time;
let derivedMach = 0.01;
let filterSpeed = 10000;
const pFilter = !serverTrack && (positionFilter == true || (positionFilter == 'onlyMLAT' && this.dataSource == "mlat"));
if (pFilter) {
derivedMach = (distance/(this.position_time - this.prev_time + 0.4))/343;
filterSpeed = on_ground ? positionFilterSpeed/10 : positionFilterSpeed;
filterSpeed = (this.speed != null && this.prev_speed != null) ? (positionFilterGsFactor*(Math.max(this.speed, this.prev_speed)+10+(this.dataSource == "mlat")*100)/666) : filterSpeed;
}
// ignore the position if the object moves faster than positionFilterSpeed (default Mach 3.5)
// or faster than twice the transmitted groundspeed
if (pFilter && derivedMach > filterSpeed && this.too_fast < 1) {
this.bad_position = this.position;
this.too_fast++;
if (debugPosFilter) {
console.log(this.icao + " / " + this.name + " ("+ this.dataSource + "): Implausible position filtered: " + this.bad_position[0] + ", " + this.bad_position[1] + " (kts/Mach " + (derivedMach*666).toFixed(0) + " > " + (filterSpeed*666).toFixed(0) + " / " + derivedMach.toFixed(2) + " > " + filterSpeed.toFixed(2) + ") (" + (this.position_time - this.prev_time + 0.2).toFixed(1) + "s)");
}
this.position = this.prev_position;
this.position_time = this.prev_time;
if (debugPosFilter) {
this.drawRedDot(this.bad_position);
jumpTo = this.icao;
}
return false;
} else {
this.too_fast = Math.max(-5, this.too_fast-0.8);
}
if (this.request_rotation_from_track && this.prev_position) {
this.rotation = bearingFromLonLat(this.prev_position, this.position);
this.request_rotation_from_track = false;
}
// special case crossing the 180 -180 longitude line by just starting a new track
if ((this.position[0] < -90 && this.prev_position[0] > 90)
|| (this.position[0] > 90 && this.prev_position[0] < -90)
) {
lastseg.fixed.appendCoordinate(projPrev);
this.cross180(on_ground, is_leg);
this.history_size += 258;
return this.updateTail();
}
// Determine if track data are intermittent/stale
// Time difference between two position updates should not be much
// greater than the difference between data inputs
let time_difference = (this.position_time - this.prev_time) - 2;
if (!loadFinished || serverTrack)
time_difference = (this.position_time - this.prev_time) - (now - last);
//let stale_timeout = lastseg.estimated ? 5 : 10;
let stale_timeout = 15;
// MLAT data are given some more leeway
if (this.dataSource == "mlat")
stale_timeout = 15;
// On the ground you can't go that quick
if (on_ground)
stale_timeout = 30;
if (pTracks) {
stale = false;
stale_timeout = 120;
if (this.dataSource == "adsc")
stale_timeout = jaeroTimeout;
}
if (replay)
stale_timeout = 2 * replay.ival + 1;
// Also check if the position was already stale when it was exported by dump1090
// Makes stale check more accurate for example for 30s spaced history points
let estimated = (time_difference > stale_timeout) || ((now - this.position_time) > stale_timeout) || stale;
/*
let track_change = this.track != null ? Math.abs(this.tail_track - this.track) : NaN;
track_change = track_change < 180 ? track_change : Math.abs(track_change - 360);
let true_change = this.trueheading != null ? Math.abs(this.tail_true - this.true_heading) : NaN;
true_change = true_change < 180 ? true_change : Math.abs(true_change - 360);
if (!isNaN(true_change)) {
track_change = isNaN(track_change) ? true_change : Math.max(track_change, true_change);
}
*/
let track_change = Math.abs(this.tail_rot - this.rotation);
let alt_change = Math.abs(this.alt_rounded - lastseg.altitude);
let since_update = this.prev_time - this.tail_update;
let distance_traveled = ol.sphere.getDistance(this.tail_position, this.prev_position);
if (pTracks && since_update < pTracksInterval) {
return this.updateTrackPrev();
}
if (
this.prev_alt_rounded !== lastseg.altitude
|| this.prev_time > lastseg.ts + 300
|| (!pTracks && this.prev_time > lastseg.ts + 15)
|| estimated != lastseg.estimated
|| estimated
|| tempTrails
|| debugAll
|| serverTrack
|| !globeIndex && (
track_change > 5
|| Math.abs(this.prev_speed - lastseg.speed) > 10
|| Math.abs(this.prev_alt - lastseg.alt_real) > 200
)
//lastseg.ground != on_ground
//|| (!on_ground && isNaN(alt_change))
//|| (alt_change > 700)
//|| (alt_change > 375 && this.alt_rounded < 9000)
//|| (alt_change > 150 && this.alt_rounded < 5500)
) {
// Create a new segment as the ground state or the altitude changed.
// The new state is only drawn after the state has changed
// and we then get a new position.
this.logSel("sec_elapsed: " + since_update.toFixed(1) + " alt_change: "+ alt_change.toFixed(0) + " derived_speed(kts/Mach): " + (distance_traveled/since_update*1.94384).toFixed(0) + " / " + (distance_traveled/since_update/343).toFixed(1) + " dist:" + distance_traveled.toFixed(0));
let points = [projPrev];
if (since_update > 3600 && distance_traveled / since_update * 3.6 < 100) {
// don't draw a line if a long time has elapsed but no great distance was traveled
} else {
lastseg.fixed.appendCoordinate(projPrev);
}
// draw great circle path for long distances
if (distance > 30000
&& !(elapsed > 3600 && distance / elapsed * 3.6 < 100)
// don't draw a line if a long time has elapsed but no great distance was traveled
) {
if (!pTracks) {
estimated = true;
}
let nPoints = distance / 19000;
let greyskull = Math.ceil(Math.log(nPoints) / Math.log(2));
//console.log(Math.round(nPoints) + ' ' + greyskull);
points = makeCircle([this.prev_position, this.position], greyskull);
for (let i in points)
points[i] = ol.proj.fromLonLat(points[i]);
}
this.track_linesegs.push({ fixed: new ol.geom.LineString(points),
feature: null,
estimated: estimated,
altitude: this.prev_alt_rounded,
alt_real: this.prev_alt,
alt_geom: this.prev_alt_geom,
position: this.prev_position,
speed: this.prev_speed,
ground: on_ground,
ts: this.prev_time,
track: this.prev_rot,
leg: is_leg,
rId: this.prev_rId,
});
this.history_size += 2;
return this.updateTail();
}
// Add current position to the existing track.
// We only retain some points depending on time elapsed and track change
let turn_density = 6.5;
if (pTracks && pTracksInterval > 5) turn_density = 3;
if (
since_update > 86 + !!pTracks * 90 ||
(!on_ground && since_update > (100/turn_density)/track_change) ||
(!on_ground && isNaN(track_change) && since_update > 8 + !!pTracks * 22) ||
(on_ground && since_update > (120/turn_density)/track_change && distance_traveled > 20) ||
(on_ground && distance_traveled > 50 && since_update > 5) ||
debugAll
) {
lastseg.fixed.appendCoordinate(projPrev);
this.history_size ++;
this.logSel("sec_elapsed: " + since_update.toFixed(1) + " " + (on_ground ? "ground" : "air") + " dist:" + distance_traveled.toFixed(0) + " track_change: "+ track_change.toFixed(1) + " derived_speed(kts/Mach): " + (distance_traveled/since_update*1.94384).toFixed(0) + " / " + (distance_traveled/since_update/343).toFixed(1));
return this.updateTail();
}
return this.updateTrackPrev();
};
// This is to remove the line from the screen if we deselect the plane
PlaneObject.prototype.clearLines = function() {
this.linesDrawn = false;
if (this.layer && this.layer.getVisible()) {
this.layer.setVisible(false);
}
if (this.layer_labels && this.layer_labels.getVisible())
this.layer_labels.setVisible(false);
};
PlaneObject.prototype.getDataSourceNumber = function() {
if (this.dataSource == "modeS")
return 5;
if (this.dataSource == "adsc")
return 6;
if (this.dataSource == "mlat")
return 3;
if (this.dataSource == "uat" || (this.addrtype && this.addrtype.substring(0,4) == "adsr"))
return 2; // UAT
if (this.dataSource == "tisb")
return 4; // TIS-B
if (this.dataSource == "adsb")
return 1;
if (this.dataSource == "other")
return 7;
return 8;
};
PlaneObject.prototype.getDataSource = function() {
return this.dataSource;
};
PlaneObject.prototype.getMarkerColor = function(options) {
options |= {}
if (monochromeMarkers) {
return hexToHSL(monochromeMarkers);
}
let alt = options.noRound ? this.altitude : this.alt_rounded;
if (this.category == 'C3' || this.icaoType == 'TWR' || (this.icaoType == null && this.squawk == 7777))
alt = 'ground';
let h, s, l;
let colorArr = altitudeColor(alt);
h = colorArr[0];
s = colorArr[1];
l = colorArr[2];
// If we have not seen a recent position update, change color
if ((this.dataSource == 'adsc' && this.seen_pos > 20 * 60)
|| (!globeIndex && this.dataSource != 'adsc' && this.seen_pos > 15)) {
h += ColorByAlt.stale.h;
s += ColorByAlt.stale.s;
l += ColorByAlt.stale.l;
}
if (alt == "ground") {
l += 15;
}
// If this marker is selected, change color
if (this.selected && !SelectedAllPlanes && !onlySelected){
h += ColorByAlt.selected.h;
s += ColorByAlt.selected.s;
l += ColorByAlt.selected.l;
}
// If this marker is a mlat position, change color
if (this.dataSource == "mlat") {
h += ColorByAlt.mlat.h;
s += ColorByAlt.mlat.s;
l += ColorByAlt.mlat.l;
}
if (h < 0) {
h = (h % 360) + 360;
} else if (h >= 360) {
h = h % 360;
}
if (s < 0) s = 0;
else if (s > 95) s = 95;
if (l < 0) l = 0;
else if (l > 95) l = 95;
return [h, s, l];
};
function altitudeColor(altitude) {
let h, s, l;
if (altitude == null) {
h = ColorByAlt.unknown.h;
s = ColorByAlt.unknown.s;
l = ColorByAlt.unknown.l;
} else if (altitude === "ground") {
h = ColorByAlt.ground.h;
s = ColorByAlt.ground.s;
l = ColorByAlt.ground.l;
} else {
s = ColorByAlt.air.s;
// find the pair of points the current altitude lies between,
// and interpolate the hue between those points
let hpoints = ColorByAlt.air.h;
h = hpoints[0].val;
for (let i = hpoints.length-1; i >= 0; --i) {
if (altitude > hpoints[i].alt) {
if (i == hpoints.length-1) {
h = hpoints[i].val;
} else {
h = hpoints[i].val + (hpoints[i+1].val - hpoints[i].val) * (altitude - hpoints[i].alt) / (hpoints[i+1].alt - hpoints[i].alt)
}
break;
}
}
let lpoints = ColorByAlt.air.l;
lpoints = lpoints.length ? lpoints : [{h:0, val:lpoints}];
l = lpoints[0].val;
for (let i = lpoints.length-1; i >= 0; --i) {
if (h > lpoints[i].h) {
if (i == lpoints.length-1) {
l = lpoints[i].val;
} else {
l = lpoints[i].val + (lpoints[i+1].val - lpoints[i].val) * (h - lpoints[i].h) / (lpoints[i+1].h - lpoints[i].h)
}
break;
}
}
}
if (darkerColors) {
l *= 0.8;
s *= 0.7;
}
if (h < 0) {
h = (h % 360) + 360;
} else if (h >= 360) {
h = h % 360;
}
if (s < 0) s = 0;
else if (s > 95) s = 95;
if (l < 0) l = 0;
else if (l > 95) l = 95;
return [h, s, l];
}
PlaneObject.prototype.setMarkerRgb = function() {
let hsl = this.getMarkerColor({noRound: true});
let rgb = hslToRgb(hsl, 'array');
if (this.shape && this.shape.svg)
rgb = [255, 255, 255];
this.glMarker.set('r', rgb[0]);
this.glMarker.set('g', rgb[1]);
this.glMarker.set('b', rgb[2]);
};
PlaneObject.prototype.updateIcon = function() {
let fillColor = hslToRgb(this.getMarkerColor());
let svgKey = fillColor + '!' + this.shape.name + '!' + this.strokeWidth;
let labelText = null;
if ( enableLabels && (!multiSelect || (multiSelect && this.selected)) &&
(
(ZoomLvl >= labelZoom && this.altitude != "ground")
|| (ZoomLvl >= labelZoomGround - 2 && this.speed > 5 && !this.fakeHex)
|| (ZoomLvl >= labelZoomGround + 0 && !this.fakeHex)
|| (ZoomLvl >= labelZoomGround + 1)
|| (this.selected && !SelectedAllPlanes)
)
) {
let callsign = "";
if (this.flight && this.flight.trim())
callsign = NBSP + this.flight.trim() + NBSP;
else if (this.registration)
callsign = NBSP + 'reg: ' + this.registration + NBSP;
else
callsign = NBSP + 'hex: ' + this.icao + NBSP;
const unknown = NBSP+NBSP+"?"+NBSP+NBSP;
let altString = (this.altitude == null) ? unknown : format_altitude_brief(this.altitude, this.vert_rate, DisplayUnits, showLabelUnits);
let speedString = (this.speed == null) ? (NBSP+'?'+NBSP) : format_speed_brief(this.speed, DisplayUnits, showLabelUnits).padStart(4, NBSP);
labelText = "";
if (extendedLabels == 3) {
if (!windLabelsSlim) {
labelText += 'Wind' + NBSP;
}
if (this.wd != null) {
if (showLabelUnits) {
labelText += format_track_arrow((this.wd + 180 % 360)) + NBSP + this.wd + '°' + NBSP;
labelText += format_speed_long(this.ws, DisplayUnits);
} else {
labelText += format_track_arrow((this.wd + 180 % 360)) + NBSP + this.wd + NBSP;
labelText += format_speed_brief(this.ws, DisplayUnits);
}
} else {
labelText += 'n/a';
}
if (windLabelsSlim) {
labelText += '\n' + altString;
} else {
if ((!this.onGround || (this.speed && this.speed > 18) || (this.selected && !SelectedAllPlanes))) {
labelText += '\n' + speedString + NBSP + NNBSP + altString.padStart(6, NBSP);
}
labelText += '\n' + callsign;
}
if (windLabelsSlim && this.wd == null) {
labelText = '';
}
} else if (extendedLabels == 2) {
labelText += (this.registration ? this.registration : unknown) + NBSP + (this.icaoType ? this.icaoType : unknown) + '\n';
}
if (extendedLabels == 1 || extendedLabels == 2) {
if ((!this.onGround || (this.speed && this.speed > 18) || (this.selected && !SelectedAllPlanes))) {
labelText += speedString + NBSP + NNBSP + altString.padStart(6, NBSP) + '\n';
}
}
if (extendedLabels < 3) {
labelText += callsign;
}
}
if (!webgl && (this.markerStyle == null || this.markerIcon == null || (this.markerSvgKey != svgKey))) {
//console.log(this.icao + " new icon and style " + this.markerSvgKey + " -> " + svgKey);
if (iconCache[svgKey] == undefined) {
let svgURI = svgShapeToURI(this.shape, fillColor, OutlineADSBColor, this.strokeWidth);
addToIconCache.push([svgKey, null, svgURI]);
if (TrackedAircraftPositions < 200) {
this.markerIcon = new ol.style.Icon({
scale: this.scale,
imgSize: [this.shape.w, this.shape.h],
src: svgURI,
rotation: (this.shape.noRotate ? 0 : this.rotation * Math.PI / 180.0),
rotateWithView: (this.shape.noRotate ? false : true),
});
this.scaleCache = this.scale;
} else {
svgKey = this.markerSvgKey;
}
} else {
this.markerIcon = new ol.style.Icon({
scale: this.scale,
imgSize: [this.shape.w, this.shape.h],
img: iconCache[svgKey],
rotation: (this.shape.noRotate ? 0 : this.rotation * Math.PI / 180.0),
rotateWithView: (this.shape.noRotate ? false : true),
});
this.scaleCache = this.scale;
}
this.markerSvgKey = svgKey;
//iconCache[svgKey] = undefined; // disable caching for testing
}
if (!this.markerIcon && !webgl)
return;
let styleKey = (webgl ? '' : svgKey) + '!' + labelText + '!' + this.scale;
if (this.styleKey != styleKey) {
this.styleKey = styleKey;
let style;
if (labelText) {
style = {
image: this.markerIcon,
text: new ol.style.Text({
text: labelText,
fill: labelFill,
backgroundFill: bgFill,
stroke: labelStrokeNarrow,
textAlign: 'left',
textBaseline: "top",
font: labelFont,
offsetX: (this.shape.w *0.5*0.74*this.scale),
offsetY: (this.shape.w *0.5*0.74*this.scale),
}),
zIndex: this.zIndex,
};
} else {
style = {
image: this.markerIcon,
zIndex: this.zIndex,
};
}
if (webgl)
delete style.image;
this.markerStyle = new ol.style.Style(style);
this.marker.setStyle(this.markerStyle);
}
if (webgl)
return;
/*
if (this.opacityCache != opacity) {
this.opacityCache = opacity;
this.markerIcon.setOpacity(opacity);
}
*/
const iconRotation = this.shape.noRotate ? 0 : this.rotation;
if (this.rotationCache != iconRotation && Math.abs(this.rotationCache - iconRotation) > 0.35) {
this.rotationCache = iconRotation;
this.markerIcon.setRotation(iconRotation * Math.PI / 180.0);
}
if (this.scaleCache != this.scale) {
this.scaleCache = this.scale;
this.markerIcon.setScale(this.scale);
}
return;
};
PlaneObject.prototype.processTrace = function() {
if (this.fullTrace && !this.fullTrace.trace) {
this.fullTrace = null;
}
if (this.recentTrace && !this.recentTrace.trace) {
this.recentTrace = null;
}
if (replay && !this.fullTrace)
return;
if (!now)
now = new Date().getTime()/1000;
if (showTrace || replay)
this.setNull();
let legStart = traceOpts.legStart;
let legEnd = traceOpts.legEnd;
this.checkLayers();
let trace = null;
let _now, _last = 0;
this.history_size = 0;
let points_in_trace = 0;
let pointsRecent = 0;
if (!traceOpts.showTime) {
this.track_linesegs = [];
this.remakeTrail();
}
let firstPos = null;
let tempPlane = {};
planeCloneState(tempPlane, this);
this.position = null;
if (this.fullTrace && this.recentTrace) {
let t1 = this.fullTrace.trace;
let t2 = this.recentTrace.trace;
let end1 = t1[t1.length-1][0];
let start2 = t2[0][0];
if (end1 < start2)
console.log("Insufficient recent trace overlap!");
}
if (this.recentTrace && !this.fullTrace) {
trace = this.recentTrace.trace;
} else if (this.fullTrace) {
trace = this.fullTrace.trace;
if (this.recentTrace) {
const recent = this.recentTrace.trace;
for (let i = 0; i < recent.length; i++) {
const entry = recent[i];
if (entry[0] > trace[trace.length - 1][0]) {
trace.push(entry);
}
}
}
}
if (trace) {
let start = 0;
let end = trace.length;
_last = trace[0][0] - 1;
if (legStart != null)
start = legStart;
if (legEnd != null)
end = legEnd;
if (traceOpts.startStamp != null || traceOpts.endStamp != null) {
for (let i = start; i < end; i++) {
const timestamp = trace[i][0];
if (traceOpts.startStamp != null && timestamp < traceOpts.startStamp) {
start = i + 1;
}
if (traceOpts.endStamp != null && timestamp > traceOpts.endStamp) {
end = i;
break;
}
}
}
if (lastLeg && !showTrace) {
for (let i = end - 1; i >= start; i--) {
if (trace[i][6] & 2) {
start = i;
break;
}
}
}
//console.log('trace points from/to: ' + trace[start][0] + ' ' + trace[end-1][0]);
let lastPosition;
for (let i = start; i < end; i++) {
const state = trace[i];
const timestamp = state[0];
let stale = state[6] & 1;
const leg_marker = state[6] & 2;
// no going backwards in time
if (timestamp <= _now)
continue;
_now = timestamp;
if (traceOpts.showTime && timestamp > traceOpts.showTime) {
traceOpts.showTimeEnd = timestamp;
if (traceOpts.replaySpeed > 0) {
clearTimeout(traceOpts.showTimeout);
traceOpts.animateRealtime = (timestamp - traceOpts.showTime) * 1000;
traceOpts.animateTime = traceOpts.animateRealtime / traceOpts.replaySpeed;
let fps = webgl ? 28 : 1;
traceOpts.animateSteps = Math.round(traceOpts.animateTime / (1000 / fps));
traceOpts.animateCounter = traceOpts.animateSteps; // will count down
traceOpts.animateStepTime = traceOpts.animateRealtime / traceOpts.replaySpeed / traceOpts.animateSteps;
if (traceOpts.animateSteps < 2) {
traceOpts.showTimeout = setTimeout(gotoTime, traceOpts.animateTime);
traceOpts.animate = false;
} else {
//console.timeEnd('step');
//console.time('step');
//console.log(traceOpts.animateTime);
traceOpts.animate = true;
traceOpts.animateFromLon = this.position[0];
traceOpts.animateFromLat = this.position[1];
traceOpts.animateToLon = state[2];
traceOpts.animateToLat = state[1];
traceOpts.animatePos = [traceOpts.animateFromLon, traceOpts.animateFromLat];
//console.log('from: ', fromProj);
//console.log('to: ', toProj);
traceOpts.showTimeout = setTimeout(gotoTime, traceOpts.animateStepTime);
}
}
break;
}
if (now - timestamp < 3 * 60 * 60) {
pointsRecent++;
}
points_in_trace++;
this.updateTraceData(state, _now);
if (firstPos == null)
firstPos = this.position;
if (leg_marker)
this.leg_ts = _now;
if (legStart != null && legStart > 0 && legStart == i)
this.leg_ts = _now;
if (legEnd != null && legEnd < trace.length && legEnd == i + 1)
this.leg_ts = _now;
if (_last - _now > 320) {
stale = true;
}
if (!traceOpts.showTime) {
this.updateTrack(_now, _last, true, stale);
} else if (this.track == null && lastPosition && this.request_rotation_from_track) {
this.rotation = bearingFromLonLat(lastPosition, this.position);
this.request_rotation_from_track = false;
}
_last = _now;
lastPosition = this.position;
// go only 1 step beyond now for replay, end of replay.ival is obeyed via traceOpts.endStamp
if (replay && timestamp >= now) {
//console.log(timestamp - now);
break;
}
}
}
for (let i = 0; i < this.trace.length; i++) {
if (showTrace || replay)
break;
const state = this.trace[i];
// no going backwards in time
if (state.now <= _now)
continue;
_now = state.now;
this.position = state.position;
this.position_time = _now;
this.altitude = state.altitude;
this.alt_rounded = state.alt_rounded;
this.speed = state.speed;
this.track = state.track;
this.rotation = state.rotation;
if (_last - _now > 30) {
_last = _now - 1;
}
this.updateTrack(_now, _last);
_last = _now;
}
if ((this.position == null || tempPlane.position != null) && tempPlane.last_message_time >= this.last_message_time && !showTrace && !replay) {
planeCloneState(this, tempPlane);
this.updateTrack(this.position_time, _last);
}
if (showTrace && !traceOpts.showTime) {
if (this.track_linesegs.length > 0 && this.position) {
const proj = ol.proj.fromLonLat(this.position);
this.track_linesegs[this.track_linesegs.length - 1].fixed.appendCoordinate(proj);
this.track_linesegs.push({ fixed: new ol.geom.LineString([proj]),
feature: null,
estimated: false,
altitude: this.alt_rounded,
alt_real: this.altitude,
alt_geom: this.alt_geom,
position: this.position,
speed: this.speed,
ground: (this.altitude == "ground"),
ts: this.position_time,
track: this.rotation,
rId: this.rId,
});
}
now = new Date().getTime()/1000;
}
if (showTrace) {
this.seen = 0;
this.seen_pos = 0;
}
this.visible = true;
if (traceOpts.follow)
toggleFollow(true);
if (traceOpts.showTime) {
this.updateMarker(true);
} else {
this.updateFeatures(true);
}
let mapSize = OLMap.getSize();
let size = [Math.max(5, mapSize[0] - 280), mapSize[1]];
if (!traceOpts.showTime && (showTrace || showTraceExit)
&& !multiSelect
&& this.position
&& !inView(this.position, myExtent(OLMap.getView().calculateExtent(size)))
&& !inView(firstPos, myExtent(OLMap.getView().calculateExtent(size))))
{
OLMap.getView().setCenter(ol.proj.fromLonLat(this.position));
}
showTraceExit = false;
this.checkForDB(this.recentTrace || this.fullTrace);
this.dataChanged();
refreshHighlighted();
refreshSelected();
if (showTrace) {
TAR.planeMan.refresh();
updateAddressBar();
}
if (debugTracks) {
console.log('3h: ' + pointsRecent.toString().padStart(4, ' ') + ' total: ' + points_in_trace);
}
};
PlaneObject.prototype.updatePositionData = function(now, last, data, init) {
if (this.position && SitePosition) {
if (pTracks && this.sitedist)
this.sitedist = Math.max(ol.sphere.getDistance(SitePosition, this.position), this.sitedist);
else
this.sitedist = ol.sphere.getDistance(SitePosition, this.position);
}
if (!globeIndex || this.selected || SelectedAllPlanes || replay) {
let newPos = this.updateTrack(now, last);
this.drawLine |= newPos;
}
if (globeIndex && this.position && this.position_time) {
this.trace.push({
now: this.position_time,
position: this.position,
altitude: this.altitude,
alt_rounded: this.alt_rounded,
speed: this.speed,
track: this.track,
rotation: this.rotation,
});
if (this.trace.length > 100) {
this.trace.slice(-15);
}
}
this.dataChanged();
}
// Update our data
PlaneObject.prototype.updateData = function(now, last, data, init) {
// get location data first, return early if only those are needed.
let isArray = Array.isArray(data);
// [.hex, .alt_baro, .gs, .track, .lat, .lon, .seen_pos, "mlat"/"tisb"/.type , .flight, .messages]
// 0 1 2 3 4 5 6 7 8 9
// this format is only valid for chunk loading the history
const alt_baro = isArray? data[1] : data.alt_baro;
const gs = isArray? data[2] : data.gs;
const track = isArray? data[3] : data.track;
const lat = isArray? data[4] : data.lat;
const lon = isArray? data[5] : data.lon;
let seen = isArray? data[6] : data.seen;
let seen_pos = isArray? data[6] : data.seen_pos;
seen = (seen == null) ? 5 : seen;
seen_pos = (seen_pos == null && lat) ? 5 : seen_pos;
let type = isArray? data[7] : data.type;
if (!isArray && data.mlat != null && data.mlat.indexOf("lat") >= 0) type = 'mlat';
const mlat = (type == 'mlat');
const tisb = (type && type.substring(0,4) == "tisb");
const flight = isArray? data[8] : data.flight;
this.last_message_time = now - seen;
// remember last known position even if stale
// do not show or process mlat positions when filtered out.
if (lat != null && lon != null && !(noMLAT && mlat)) {
this.position = [lon, lat];
this.position_time = now - seen_pos;
}
// remember last known altitude even if stale
let newAlt = null;
if (alt_baro != null) {
newAlt = alt_baro;
this.alt_baro = alt_baro;
} else if (data.altitude != null) {
newAlt = data.altitude;
this.alt_baro = data.altitude;
} else {
this.alt_baro = null;
if (data.alt_geom != null) {
newAlt = data.alt_geom;
}
}
// Filter anything greater than 12000 fpm
if (newAlt == null || (newAlt == this.bad_alt && this.seen_pos > 5)) {
// do nothing
} else if (
!altitudeFilter
|| this.altitude == null
|| newAlt == "ground"
|| this.altitude == "ground"
|| (seen_pos != null && seen_pos < 2)
) {
this.altitude = newAlt;
this.altitudeTime = now;
} else if (
this.alt_reliable > 0 && this.altBad(newAlt, this.altitude, this.altitudeTime, data)
&& (this.bad_alt == null || this.altBad(newAlt, this.bad_alt, this.bad_altTime, data))
) {
// filter this altitude!
this.alt_reliable--;
this.bad_alt = newAlt;
this.bad_altTime = now;
if (debugPosFilter) {
console.log((now%1000).toFixed(0) + ': AltFilter: ' + this.icao
+ ' oldAlt: ' + this.altitude
+ ' newAlt: ' + newAlt
+ ' elapsed: ' + (now-this.altitudeTime).toFixed(0) );
jumpTo = this.icao;
}
} else {
// good altitude
this.altitude = newAlt;
this.altitudeTime = now;
this.alt_reliable = Math.min(this.alt_reliable + 1, 3);
}
this.updateAlt();
if (gs != null)
this.gs = gs;
else if (data.speed != null)
this.gs = data.speed;
else if (!pTracks)
this.gs = null;
// needed for track labels
if (pTracks) {
this.speed = Math.max(this.speed, gs);
} else {
this.speed = gs;
}
this.track = track;
if (track != null) {
this.rotation = track;
} else if (data.calc_track) {
this.rotation = data.calc_track;
} else {
this.request_rotation_from_track = true;
}
// don't expire callsigns
if (flight != null) {
if (flight == "@@@@@@@@") {
this.flight = null;
this.name ='n/a';
} else {
this.flight = `${flight}`;
this.name = this.flight.trim() || 'n/a';
}
}
if (mlat && noMLAT) {
this.dataSource = "modeS";
} else if (mlat) {
this.dataSource = "mlat";
} else if (!displayUATasADSB && this.uat && !tisb) {
this.dataSource = "uat";
} else if (tisb) {
this.dataSource = "tisb";
} else if (type && type.substring(0,4) == "adsr") {
this.dataSource = "adsr";
} else if ((lat != null && type == null) || (type && (type.substring(0,4) == "adsb"))) {
this.dataSource = "adsb";
} else if (type == 'adsc') {
this.dataSource = "adsc";
} else if (type == 'mode_s') {
this.dataSource = "modeS";
} else if (type == 'other') {
this.dataSource = "other";
} else if (type == 'unknown') {
this.dataSource = "unknown";
}
if (isArray) {
this.messages = data[9];
this.updatePositionData(now, last, data, init);
return;
}
// Update all of our data
if (data.messages < this.messages && binCraft) this.messages -= 65536;
const elapsed = now - this.last;
if (elapsed > 0) {
let messageRate = 0;
if (!this.uat) {
messageRate = (data.messages - this.msgs1090)/(now - this.last);
this.msgs1090 = data.messages;
} else {
messageRate = (data.messages - this.msgs978)/(uat_now - uat_last);
this.msgs978 = data.messages;
}
if (elapsed > 60) messageRate = 0;
this.messageRate = (messageRate + this.messageRateOld)/2;
this.messageRateOld = messageRate;
}
this.messages = data.messages;
if (data.rssi != null && data.rssi > -49.4) {
if (!globeIndex && this.rssi != null && RefreshInterval < 1500) {
let factor = Math.min(1, Math.log(2 - RefreshInterval / 1500));
this.rssi = this.rssi * (1 - factor) + data.rssi * factor;
} else {
this.rssi = data.rssi;
}
} else {
this.rssi = null;
}
if (data.baro_rate != null)
this.baro_rate = data.baro_rate;
else if (data.vert_rate != null)
this.baro_rate = data.vert_rate;
else
this.baro_rate = null;
// simple fields
this.alt_geom = data.alt_geom;
this.ias = data.ias;
this.tas = data.tas;
this.track_rate = data.track_rate;
this.mag_heading = data.mag_heading;
this.mach = data.mach;
this.roll = data.roll;
this.nav_altitude = data.nav_altitude;
this.nav_heading = data.nav_heading;
this.nav_modes = data.nav_modes;
this.nac_p = data.nac_p;
this.nac_v = data.nac_v;
this.nic_baro = data.nic_baro;
this.sil_type = data.sil_type;
this.sil = data.sil;
this.nav_qnh = data.nav_qnh;
this.geom_rate = data.geom_rate;
this.rc = data.rc;
if (!replay || data.squawk != null)
this.squawk = (data.squawk == null) ? null : `${data.squawk}`;
this.wd = data.wd;
this.ws = data.ws;
this.oat = data.oat;
this.tat = data.tat;
this.receiverCount = data.receiverCount;
// fields with more complex behaviour
if (data.version != null) {
this.version = data.version;
}
if (data.category != null) {
this.category = `${data.category}`;
}
if (data.true_heading != null)
this.true_heading = data.true_heading;
else
this.true_heading = null;
if (type != null)
this.addrtype = type;
else
this.addrtype = null;
// Pick a selected altitude
if (data.nav_altitude_fms != null) {
this.nav_altitude = data.nav_altitude_fms;
} else if (data.nav_altitude_mcp != null){
this.nav_altitude = data.nav_altitude_mcp;
} else {
this.nav_altitude = null;
}
// Pick vertical rate from either baro or geom rate
if (data.baro_rate != null) {
this.vert_rate = data.baro_rate;
} else if (data.geom_rate != null ) {
this.vert_rate = data.geom_rate;
} else if (data.vert_rate != null) {
// legacy from mut v 1.15
this.vert_rate = data.vert_rate;
} else {
this.vert_rate = null;
}
this.request_rotation_from_track = false;
if (this.altitude == "ground") {
if (this.true_heading != null)
this.rotation = this.true_heading;
else if (this.mag_heading != null)
this.rotation = this.mag_heading;
else if (data.calc_track)
this.rotation = data.calc_track;
} else if (this.track != null) {
this.rotation = this.track;
} else if (this.true_heading != null) {
this.rotation = this.true_heading;
} else if (this.mag_heading != null) {
this.rotation = this.mag_heading;
} else if (data.calc_track) {
this.rotation = data.calc_track;
} else {
this.request_rotation_from_track = true;
}
if (data.nogps != null) {
this.nogps = data.nogps;
}
this.rId = data.rId;
this.checkForDB(data);
this.last = now;
this.updatePositionData(now, last, data, init);
return;
};
PlaneObject.prototype.updateTick = function(redraw) {
this.visible = this.checkVisible() && !this.isFiltered();
this.updateFeatures(redraw);
};
PlaneObject.prototype.updateFeatures = function(redraw) {
if (this.visible) {
if (this.drawLine || redraw || this.lastVisible != this.visible)
this.updateLines();
this.updateMarker(redraw);
}
if (!this.visible && this.lastVisible) {
this.clearMarker();
this.clearLines();
deselect(this);
}
this.lastVisible = this.visible;
};
PlaneObject.prototype.clearMarker = function() {
this.markerDrawn = false;
if (this.marker && this.marker.visible) {
PlaneIconFeatures.removeFeature(this.marker);
this.marker.visible = false;
}
if (this.glMarker && this.glMarker.visible) {
webglFeatures.removeFeature(this.glMarker);
this.glMarker.visible = false;
}
};
// Update our marker on the map
PlaneObject.prototype.updateMarker = function(moved) {
if (!this.visible || this.position == null || (pTracks && (SelectedAllPlanes || !this.selected))) {
if (this.markerDrawn)
this.clearMarker();
return;
}
this.markerDrawn = true;
this.setProjection();
let eastbound = this.rotation < 180;
let icaoType = this.icaoType;
if (icaoType == 'V22' && this.speed > 120)
icaoType = 'V22F';
if (icaoType == null && this.squawk == 7777)
icaoType = 'TWR';
let baseMarkerKey = this.category + "_"
+ this.typeDescription + "_" + this.wtc + "_" + icaoType + '_' + (this.altitude == "ground") + eastbound;
if (!this.shape || this.baseMarkerKey != baseMarkerKey) {
this.baseMarkerKey = baseMarkerKey;
let baseMarker = getBaseMarker(this.category, icaoType, this.typeDescription, this.wtc, this.addrtype, this.altitude, eastbound);
this.shape = shapes[baseMarker[0]]
this.baseScale = baseMarker[1] * 0.96;
if (!this.shape)
console.log(baseMarkerKey);
}
this.scale = iconSize * this.baseScale;
this.strokeWidth = outlineWidth * ((this.selected && !SelectedAllPlanes && !onlySelected) ? 1.15 : 0.7) / this.baseScale;
if (!this.marker && (!webgl || enableLabels)) {
this.marker = new ol.Feature(this.olPoint);
this.marker.hex = this.icao;
}
if (webgl && !enableLabels && this.marker) {
if (this.marker.visible) {
PlaneIconFeatures.removeFeature(this.marker);
this.marker.visible = false;
}
}
if (webgl) {
if (!this.glMarker) {
this.glMarker = new ol.Feature(this.olPoint);
this.glMarker.hex = this.icao;
}
this.setMarkerRgb();
const iconRotation = this.shape.noRotate ? 0 : this.rotation;
this.glMarker.set('rotation', iconRotation * Math.PI / 180.0 + mapOrientation);
this.glMarker.set('size', this.scale * Math.max(this.shape.w, this.shape.h));
this.glMarker.set('cx', getSpriteX(this.shape) / glImapWidth);
this.glMarker.set('cy', getSpriteY(this.shape) / glImapHeight);
this.glMarker.set('dx', (getSpriteX(this.shape) + 1) / glImapWidth);
this.glMarker.set('dy', (getSpriteY(this.shape) + 1) / glImapHeight);
}
if (this.marker && (!webgl || enableLabels)) {
this.updateIcon();
if (!this.marker.visible) {
this.marker.visible = true;
PlaneIconFeatures.addFeature(this.marker);
}
}
if (webgl && this.glMarker && !this.glMarker.visible) {
this.glMarker.visible = true;
webglFeatures.addFeature(this.glMarker);
}
if (!webgl && this.glMarker && this.glMarker.visible) {
webglFeatures.removeFeature(this.glMarker);
this.glMarker.visible = false;
}
};
// return the styling of the lines based on altitude
function altitudeLines (segment) {
let colorArr = altitudeColor(segment.altitude);
if (segment.estimated)
colorArr = [colorArr[0], colorArr[1], colorArr[2] * 0.8];
//let color = 'hsl(' + colorArr[0].toFixed(0) + ', ' + colorArr[1].toFixed(0) + '%, ' + colorArr[2].toFixed(0) + '%)';
let color = hslToRgb(colorArr);
if (monochromeTracks)
color = monochromeTracks;
const lineKey = color + '_' + debugTracks + '_' + noVanish + '_' + segment.estimated + '_' + newWidth;
if (lineStyleCache[lineKey])
return lineStyleCache[lineKey];
let multiplier = segment.estimated ? 0.6 : 1;
if (noVanish)
multiplier *= (segment.estimated ? 0.3 : 0.6);
let join = 'round';
let cap = 'square';
if (!debugTracks) {
if (segment.estimated && !noVanish) {
lineStyleCache[lineKey] = [
new ol.style.Style({
stroke: new ol.style.Stroke({
color: 'black',
width: 2 * newWidth * 0.3,
lineJoin: join,
lineCap: cap,
})
}),
new ol.style.Style({
stroke: new ol.style.Stroke({
color: color,
width: 2 * newWidth,
lineDash: [10, 20 + 3 * newWidth],
lineDashOffset: 5,
lineJoin: join,
lineCap: cap,
}),
})
];
} else if (segment.estimated && pTracks) {
lineStyleCache[lineKey] = new ol.style.Style({});
} else {
lineStyleCache[lineKey] = new ol.style.Style({
stroke: new ol.style.Stroke({
color: color,
width: 2 * newWidth * multiplier,
lineJoin: join,
lineCap: cap,
})
});
}
} else {
if (segment.noLabel || segment.estimated) {
lineStyleCache[lineKey] = [
new ol.style.Style({
stroke: new ol.style.Stroke({
color: color,
width: 2 * newWidth * multiplier,
lineJoin: join,
lineCap: cap,
})
}),
];
} else {
lineStyleCache[lineKey] = [
new ol.style.Style({
image: new ol.style.Circle({
radius: 2 * newWidth,
fill: new ol.style.Fill({
color: color
})
}),
geometry: function(feature) {
return new ol.geom.MultiPoint(feature.getGeometry().getCoordinates());
}
}),
new ol.style.Style({
stroke: new ol.style.Stroke({
color: color,
width: 2 * newWidth * multiplier,
lineJoin: join,
lineCap: cap,
})
})
];
}
}
return lineStyleCache[lineKey];
}
// Update our planes tail line,
PlaneObject.prototype.updateLines = function() {
this.drawLine = false;
if (!this.visible || this.position == null || (!this.selected && !SelectedAllPlanes)) {
if (this.linesDrawn) this.clearLines();
return;
}
this.linesDrawn = true;
this.clearTraceAfter = null;
if (this.track_linesegs.length == 0)
return;
this.checkLayers();
let trail_add = [];
let label_add = [];
if (!this.layer.getVisible())
this.layer.setVisible(true);
if (trackLabels || showTrace) {
if (!this.layer_labels.getVisible())
this.layer_labels.setVisible(true);
} else if (this.layer_labels && this.layer_labels.getVisible()) {
this.layer_labels.setVisible(false);
}
// create the new elastic band feature
if (this.elastic_feature) {
this.trail_features.removeFeature(this.elastic_feature);
this.elastic_feature = null;
}
// create any missing fixed line features
for (let i = this.track_linesegs.length-1; i >= 0; i--) {
let seg = this.track_linesegs[i];
if (seg.feature && (!trackLabels || seg.label))
break;
if ((filterTracks && altFiltered(seg.altitude)) || altitudeLines(seg) == nullStyle) {
seg.feature = true;
} else if (!seg.feature) {
seg.feature = new ol.Feature(seg.fixed);
seg.feature.setStyle(altitudeLines(seg));
seg.feature.hex = this.icao;
seg.feature.timestamp = seg.ts;
trail_add.push(seg.feature);
}
if (seg.label) {
// nothing to do, label already present
} else if ((filterTracks && altFiltered(seg.altitude)) || seg.noLabel) {
seg.label = true;
} else if (
trackLabels ||
((i == 0 || i == this.track_linesegs.length-1 ||seg.leg) && showTrace && enableLabels)
) {
// 0 vertical rate to avoid arrow
let altString;
if(seg.alt_real == "ground") {
altString = "Ground";
} else if (trackLabelsGeom) {
if (seg.alt_geom == null) {
altString = (NBSP+'?'+NBSP);
} else {
altString = format_altitude_brief(
ol.egm96_universal.ellipsoidToEgm96(seg.position[1], seg.position[0], seg.alt_real),
0, DisplayUnits, showLabelUnits
);
}
} else {
if (seg.alt_real == null) {
altString = (NBSP+'?'+NBSP);
} else {
altString = format_altitude_brief(seg.alt_real, 0, DisplayUnits, showLabelUnits);
}
}
const speedString = (seg.speed == null) ? (NBSP+'?'+NBSP) : format_speed_brief(seg.speed, DisplayUnits, showLabelUnits).padStart(4, NBSP);
seg.label = new ol.Feature(new ol.geom.Point(seg.fixed.getFirstCoordinate()));
let timestamp1;
let timestamp2 = "";
const date = new Date(seg.ts * 1000);
const refDate = (showTrace || replay) ? traceDate : new Date();
if (getDay(refDate) == getDay(date)) {
timestamp1 = "";
} else {
if ((utcTimesLive && !showTrace) || (utcTimesHistoric && showTrace)) {
timestamp1 = zDateString(date);
} else {
timestamp1 = lDateString(date);
}
timestamp1 += '\n';
}
if ((utcTimesLive && !showTrace) || (utcTimesHistoric && showTrace)) {
timestamp2 += zuluTime(date);
} else {
timestamp2 += localTime(date);
}
if (traces_high_res) {
timestamp2 = timestamp2.split(NBSP);
timestamp2 = timestamp2[0] + '.' + (Math.floor((seg.ts*10)) % 10) + NBSP + timestamp2[1];
}
let text =
speedString.padStart(3, NBSP) + " "
+ altString.padStart(6, NBSP)
+ "\n"
//+ NBSP + format_track_arrow(seg.track)
+ timestamp1 + timestamp2;
if (seg.rId && show_rId) {
text += "\n" + seg.rId.substring(0,9); //+ "\n" + seg.rId.substring(9,18);
}
if (showTrace && !trackLabels)
text = timestamp1 + timestamp2;
let fill = labelFill;
let zIndex = -i - 50 * (seg.alt_real == null);
if (seg.leg == 'start') {
fill = new ol.style.Fill({color: '#88CC88' });
zIndex += 123499;
}
if (seg.leg == 'end') {
fill = new ol.style.Fill({color: '#8888CC' });
zIndex += 123455;
}
const otherDiag = seg.track != null && ((seg.track > 270 && seg.track < 360) || (seg.track > 90 && seg.track < 180));
seg.label.setStyle(
new ol.style.Style({
text: new ol.style.Text({
text: text,
fill: fill,
stroke: labelStroke,
textAlign: 'left',
//backgroundFill: bgFill,
textBaseline: otherDiag ? 'bottom' : 'top',
font: labelFont,
offsetX: (otherDiag ? 4 : 8) * globalScale,
offsetY: (otherDiag ? -4 : 8) * globalScale,
}),
image: new ol.style.Circle({
radius: 2 * globalScale,
fill: blackFill,
}),
zIndex: zIndex,
})
);
seg.label.hex = this.icao;
seg.label.timestamp = seg.ts;
seg.label.isLabel = true;
label_add.push(seg.label)
}
}
let lastseg = this.track_linesegs[this.track_linesegs.length - 1];
let lastfixed = lastseg.fixed.getCoordinateAt(1.0);
let geom = new ol.geom.LineString([lastfixed, ol.proj.fromLonLat(this.position)]);
if (!showTrace) {
this.elastic_feature = new ol.Feature(geom);
if (filterTracks && altFiltered(lastseg.altitude)) {
this.elastic_feature.setStyle(nullStyle);
} else {
this.elastic_feature.setStyle(altitudeLines(lastseg));
}
this.elastic_feature.hex = this.icao;
trail_add.push(this.elastic_feature);
}
if (trail_add.length > 0)
this.trail_features.addFeatures(trail_add);
if (this.trail_labels && label_add.length > 0)
this.trail_labels.addFeatures(label_add);
};
PlaneObject.prototype.remakeTrail = function() {
if (this.trail_features)
this.trail_features.clear();
if (this.trail_labels)
this.trail_labels.clear();
for (let i in this.track_linesegs) {
this.track_linesegs[i].feature = undefined;
this.track_linesegs[i].label = undefined;
}
this.elastic_feature = null;
/*
trailGroup.remove(this.layer);
this.trail_features = new ol.Collection();
this.layer = new ol.layer.Vector({
name: this.icao,
isTrail: true,
source: new ol.source.Vector({
features: this.trail_features,
}),
renderOrder: null,
});
trailGroup.push(this.layer);
*/
};
PlaneObject.prototype.makeTR = function (trTemplate) {
this.trCache = [];
this.bgColorCache = undefined;
this.tr = trTemplate;
this.clickListener = function(evt) {
if (evt.srcElement instanceof HTMLAnchorElement) {
evt.stopPropagation();
return;
}
if(!mapIsVisible) {
selectPlaneByHex(this.icao, {follow: true});
} else {
selectPlaneByHex(this.icao, {follow: false});
}
evt.preventDefault();
}.bind(this);
this.tr.addEventListener('click', this.clickListener);
if (!globeIndex) {
this.dblclickListener = function(evt) {
if(!mapIsVisible) {
showMap();
}
selectPlaneByHex(this.icao, {follow: true});
evt.preventDefault();
}.bind(this);
this.tr.addEventListener('dblclick', this.dblclickListener);
}
};
PlaneObject.prototype.destroyTR = function (trTemplate) {
if (this.tr == null)
return;
this.tr.removeEventListener('click', this.clickListener);
this.tr.removeEventListener('dblclick', this.dblclickListener);
if (this.tr.parentNode)
this.tr.parentNode.removeChild(this.tr);
this.tr = null;
};
PlaneObject.prototype.clearTrace = function() {
this.clearTraceAfter = null;
this.linesDrawn = false;
if (this.trail_features) {
this.trail_features.clear();
}
if (this.trail_labels) {
this.trail_labels.clear();
}
this.elastic_feature = null;
this.recentTrace = null;
this.fullTrace = null;
this.track_linesegs = [];
}
PlaneObject.prototype.destroyTrace = function() {
this.clearTrace();
if (this.layer) {
trailGroup.remove(this.layer);
this.trail_features = null;
this.layer = null;
}
if (this.layer_labels) {
trailGroup.remove(this.layer_labels);
this.trail_labels = null;
this.layer_labels = null;
}
}
PlaneObject.prototype.destroy = function() {
this.clearLines();
this.clearMarker();
this.visible = false;
deselect(this);
this.destroyTR();
this.destroyTrace();
for (let key in Object.keys(this)) {
delete this[key];
}
};
function calcAltitudeRounded(altitude) {
if (altitude == null) {
return null;
} else if (altitude == "ground") {
return altitude;
} else if (altitude > 8000 || heatmap) {
return (altitude/500).toFixed(0)*500;
} else {
return (altitude/125).toFixed(0)*125;
}
};
PlaneObject.prototype.drawRedDot = function(bad_position) {
this.checkLayers();
if (debugJump && loadFinished && SelectedPlane != this) {
OLMap.getView().setCenter(ol.proj.fromLonLat(bad_position));
selectPlaneByHex(this.icao, false);
}
let badFeat = new ol.Feature(new ol.geom.Point(ol.proj.fromLonLat(bad_position)));
badFeat.setStyle(this.dataSource == "mlat" ? badDotMlat : badDot);
this.trail_features.addFeature(badFeat);
let geom = new ol.geom.LineString([ol.proj.fromLonLat(this.prev_position), ol.proj.fromLonLat(bad_position)]);
let lineFeat = new ol.Feature(geom);
lineFeat.setStyle(this.dataSource == "mlat" ? badLineMlat : badLine);
this.trail_features.addFeature(lineFeat);
};
function hexToHSL(hex) {
let r = +('0x'+ hex[1] + hex[2]) / 255;
let g = +('0x'+ hex[3] + hex[4]) / 255;
let b = +('0x'+ hex[5] + hex[6]) / 255;
let cmin = Math.min(r,g,b);
let cmax = Math.max(r,g,b);
let delta = cmax - cmin;
let h = 0, s = 0, l = 0;
if (delta == 0)
h = 0;
else if (cmax == r)
h = ((g - b) / delta) % 6;
else if (cmax == g)
h = (b - r) / delta + 2;
else
h = (r - g) / delta + 4;
h = Math.round(h * 60);
if (h < 0)
h += 360;
l = (cmax + cmin) / 2;
s = delta == 0 ? 0 : delta / (1 - Math.abs(2 * l - 1));
s *= 100;
l *= 100;
return [h, s, l];
};
/**
* Converts an HSL color value to RGB. Conversion formula
* adapted from http://en.wikipedia.org/wiki/HSL_color_space.
* Assumes h, s, and l are contained in the set [0, 1] and
* returns r, g, and b in the set [0, 255].
*
* @param {number} h The hue
* @param {number} s The saturation
* @param {number} l The lightness
* @return {Array} The RGB representation
*/
function hslToRgb(arr, opacity){
let h = arr[0];
let s = arr[1];
let l = arr[2];
let r, g, b;
h /= 360;
s *= 0.01;
l *= 0.01;
if(s == 0){
r = g = b = l; // achromatic
}else{
let hue2rgb = function hue2rgb(p, q, t){
if(t < 0) t += 1;
if(t > 1) t -= 1;
if(t < 1/6) return p + (q - p) * 6 * t;
if(t < 1/2) return q;
if(t < 2/3) return p + (q - p) * (2/3 - t) * 6;
return p;
}
let q = l < 0.5 ? l * (1 + s) : l + s - l * s;
let p = 2 * l - q;
r = hue2rgb(p, q, h + 1/3);
g = hue2rgb(p, q, h);
b = hue2rgb(p, q, h - 1/3);
}
if (opacity == 'array')
return [ Math.round(r * 255), Math.round(g * 255), Math.round(b * 255) ];
if (opacity != null)
return 'rgba(' + Math.round(r * 255) + ', ' + Math.round(g * 255) + ', ' + Math.round(b * 255) + ', ' + opacity + ')';
else
return 'rgb(' + Math.round(r * 255) + ', ' + Math.round(g * 255) + ', ' + Math.round(b * 255) + ')';
}
PlaneObject.prototype.altBad = function(newAlt, oldAlt, oldTime, data) {
let max_fpm = 12000;
if (data.geom_rate != null)
max_fpm = 1.3*Math.abs(data.goem_rate) + 5000;
else if (data.baro_rate != null)
max_fpm = 1.3*Math.abs(data.baro_rate) + 5000;
const delta = Math.abs(newAlt - oldAlt);
const fpm = (delta < 800) ? 0 : (60 * delta / (now - oldTime + 2));
return fpm > max_fpm;
};
PlaneObject.prototype.getAircraftData = function() {
let req = dbLoad(this.icao);
req.done(function(data) {
//console.log('fromDB');
if (this.dbinfoLoaded)
return;
this.dbinfoLoaded = true;
if (data == null) {
//console.log(this.icao + ': Not found in database!');
return;
}
if (data == "strange") {
//console.log(this.icao + ': Database malfunction!');
return;
}
//console.log(this.icao + ': loaded!');
// format [r:0, t:1, f:2]
if (data[1]) {
this.icaoType = `${data[1]}`;
this.setTypeData();
}
if (data[3]) {
this.typeLong = `${data[3]}`;
}
if (data[2]) {
this.military = (data[2][0] == '1');
this.interesting = (data[2][1] == '1');
this.pia = (data[2][2] == '1');
this.ladd = (data[2][3] == '1');
if (this.pia)
this.registration = null;
}
if (data[0]) {
this.registration = `${data[0]}`;
}
this.dataChanged();
data = null;
}.bind(this));
req.fail(function(jqXHR,textStatus,errorThrown) {
if (textStatus == 'timeout') {
this.getAircraftData();
} else {
console.log(this.icao + ': Database load error: ' + textStatus + ' at URL: ' + jqXHR.url);
this.dbinfoLoaded = true;
}
}.bind(this));
};
PlaneObject.prototype.reapTrail = function() {
const oldSegs = this.track_linesegs;
this.track_linesegs = [];
this.history_size = 0;
for (let i in oldSegs) {
const seg = oldSegs[i];
if (seg.ts + tempTrailsTimeout > now) {
this.history_size += seg.fixed.getCoordinates().length;
this.track_linesegs.push(seg);
}
}
if (this.track_linesegs.length != oldSegs.length) {
this.remakeTrail();
this.updateTick(true);
}
};
PlaneObject.prototype.milRange = function() {
if (this.fakeHex) // non-icao hex
return false;
for (let i in milRanges) {
const r = milRanges[i];
if (this.numHex >= r[0] && this.numHex <= r[1])
return true;
}
return false;
};
PlaneObject.prototype.updateTraceData = function(state, _now) {
const lat = state[1];
const lon = state[2];
const altitude = state[3];
const gs = state[4];
const track = state[5];
const rate_geom = state[6] & 4;
const alt_geom = state[6] & 8;
const rate = state[7];
const data = state[8];
const type = state[9];
const geom_alt = state[10];
const geom_rate = state[11];
const ias = state[12];
const roll = state[13];
const rId = state[14];
this.position = [lon, lat];
this.position_time = _now;
this.last_message_time = Math.max(_now, this.last_message_time);
this.altitude = altitude;
if (altitude && altitude != "ground" && this.geom_diff_ts && _now - this.geom_diff_ts < 60) {
this.alt_geom = altitude + this.geom_diff;
}
this.updateAlt();
if (alt_geom) {
this.alt_geom = altitude;
//this.alt_baro = null;
} else {
this.alt_baro = altitude;
//this.alt_geom = null;
}
this.speed = gs;
this.gs = gs;
if (altitude == 'ground') {
this.true_heading = track;
this.track = null;
} else {
this.track = track;
//this.true_heading = null;
}
if (track)
this.rotation = track;
else
this.request_rotation_from_track = true;
this.vert_rate = rate;
if (rate_geom) {
this.geom_rate = rate;
this.baro_rate = null;
} else {
this.baro_rate = rate;
this.geom_rate = null;
}
if (geom_alt !== undefined) {
this.alt_geom = geom_alt;
}
if (geom_rate !== undefined) {
this.geom_rate = geom_rate;
}
if (roll !== undefined)
this.roll = roll;
if (ias !== undefined)
this.ias = ias;
if (type !== undefined)
this.addrtype = (type == null) ? null : `${type}`;
if (rId !== undefined)
this.rId = rId;
if (data != null) {
if (data.type.substring(0,4) == "adsb") {
this.dataSource = "adsb";
} else if (data.type.substring(0,4) == "adsr") {
this.dataSource = "adsr";
} else if (data.type == "mlat") {
this.dataSource = "mlat";
} else if (data.type == "adsb_icao_nt") {
this.dataSource = "modeS";
} else if (data.type == 'mode_s') {
this.dataSource = "modeS";
} else if (data.type.substring(0,4) == "tisb") {
this.dataSource = "tisb";
} else if (data.type == 'adsc') {
this.dataSource = "adsc";
} else if (data.type == 'other') {
this.dataSource = "other";
} else if (data.type == 'unknown') {
this.dataSource = "unknown";
}
if (data.flight != null) {
if (data.flight == "@@@@@@@@") {
this.flight = null;
this.name ='n/a';
} else {
this.flight = `${data.flight}`;
this.name = this.flight.trim() || 'n/a';
}
}
if (data.alt_geom != null && !alt_geom && altitude != null && altitude != "ground") {
//this.alt_geom = altitude + this.geom_diff;
this.geom_diff = data.alt_geom - altitude;
this.geom_diff_ts = _now;
}
this.addrtype = (data.type == null) ? null : `${data.type}`;
this.alt_geom = data.alt_geom;
this.ias = data.ias;
this.tas = data.tas;
this.track = data.track;
this.mag_heading = data.mag_heading;
this.true_heading = data.true_heading;
this.mach = data.mach;
this.track_rate = data.track_rate;
this.roll = data.roll;
this.nav_altitude = data.nav_altitude;
this.nav_heading = data.nav_heading;
this.nav_modes = data.nav_modes;
this.nac_p = data.nac_p;
this.nac_v = data.nac_v;
this.nic_baro = data.nic_baro;
this.sil_type = data.sil_type;
this.sil = data.sil;
this.nav_qnh = data.nav_qnh;
this.baro_rate = data.baro_rate;
this.geom_rate = data.geom_rate;
this.rc = data.rc;
this.squawk = (data.squawk == null) ? null : `${data.squawk}`;
this.wd = data.wd;
this.ws = data.ws;
this.oat = data.oat;
this.tat = data.tat;
// fields with more complex behaviour
this.version = data.version;
if (data.category != null) {
this.category = `${data.category}`;
}
if (data.nav_altitude_fms != null) {
this.nav_altitude = data.nav_altitude_fms;
} else if (data.nav_altitude_mcp != null){
this.nav_altitude = data.nav_altitude_mcp;
} else {
this.nav_altitude = null;
}
}
};
function makeCircle(points, greyskull) {
let out = points;
//console.log('1: ' + out.map(x => [Math.round(x[0]), Math.round(x[1])]));
for (let k = 0; k < greyskull; k++) {
out = [points[0]];
for (let j = 1; j < points.length; j++) {
let i = j - 1;
out.push(midpoint(points[i], points[j]));
out.push(points[j]);
//console.log('added 2: ' + out.map(x => [Math.round(x[0]), Math.round(x[1])]));
}
points = out;
}
return out;
}
// adapted from https://github.com/seangrogan/great_circle_calculator
function midpoint(from, to) {
let lon1 = from[0] * (Math.PI/180);
let lat1 = from[1] * (Math.PI/180);
let lon2 = to[0] * (Math.PI/180);
let lat2 = to[1] * (Math.PI/180);
let b_x = Math.cos(lat2) * Math.cos(lon2 - lon1);
let b_y = Math.cos(lat2) * Math.sin(lon2 - lon1);
let lat3 = Math.atan2(Math.sin(lat1) + Math.sin(lat2), Math.sqrt((Math.cos(lat1) + b_x) * (Math.cos(lat1) + b_x) + b_y * b_y));
let lon3 = lon1 + Math.atan2(b_y, Math.cos(lat1) + b_x);
lat3 /= (Math.PI/180);
lon3 /= (Math.PI/180);
lon3 = (lon3 + 540) % 360 - 180;
return [lon3, lat3];
}
PlaneObject.prototype.cross180 = function(on_ground, is_leg) {
let sign1 = Math.sign(this.prev_position[0]);
let sign2 = Math.sign(this.position[0]);
let out = makeCircle([this.prev_position, this.position], 8);
//console.log([...out]);
let seg1 = [];
let seg2 = [];
let tmp;
while ((tmp = out.shift()) != null) {
if (sign1 == Math.sign(tmp[0]))
seg1.push(tmp);
else
seg2.push(tmp);
}
//console.log([...seg1]);
//console.log([...seg2]);
let before = seg1[seg1.length - 1];
let after = seg2[0];
// weight according to the opposite distance, well longitude difference
// not perfect, good enough
let afterWeight = Math.abs(sign1 * 180 - before[0]);
let beforeWeight = Math.abs(sign2 * 180 - after[0]);
let midLat = (beforeWeight * before[1] + afterWeight * after[1]) / (beforeWeight + afterWeight);
let midPoint1 = [sign1 * 180, midLat];
let midPoint2 = [sign2 * 180, midLat];
seg1.push(midPoint1);
seg2.unshift(midPoint2);
for (let i in seg1)
seg1[i] = ol.proj.fromLonLat(seg1[i]);
for (let i in seg2)
seg2[i] = ol.proj.fromLonLat(seg2[i]);
seg1.unshift(seg1[0]);
this.track_linesegs.push({ fixed: new ol.geom.LineString([seg1.shift()]),
feature: null,
estimated: true,
altitude: this.prev_alt_rounded,
alt_real: this.prev_alt,
alt_geom: this.prev_alt_geom,
position: this.prev_position,
speed: this.prev_speed,
ground: on_ground,
ts: this.prev_time,
track: this.prev_rot,
leg: is_leg,
rId: this.prev_rId,
});
this.track_linesegs.push({ fixed: new ol.geom.LineString(seg1),
feature: null,
estimated: true,
altitude: this.prev_alt_rounded,
alt_real: this.prev_alt,
alt_geom: this.prev_alt_geom,
position: this.prev_position,
speed: this.prev_speed,
ground: on_ground,
track: this.prev_rot,
ts: NaN,
noLabel: true,
rId: this.prev_rId,
});
this.track_linesegs.push({ fixed: new ol.geom.LineString(seg2),
feature: null,
estimated: true,
altitude: this.prev_alt_rounded,
alt_real: this.prev_alt,
alt_geom: this.prev_alt_geom,
position: this.prev_position,
speed: this.prev_speed,
ground: on_ground,
track: this.prev_rot,
ts: NaN,
noLabel: true,
rId: this.prev_rId,
});
};
PlaneObject.prototype.dataChanged = function() {
this.refreshTR = 0;
}
PlaneObject.prototype.isNonIcao = function() {
if (this.icao[0] == '~')
return true;
else
return false;
};
PlaneObject.prototype.checkVisible = function() {
const zoomedOut = 2 * refreshInt() / globeSimLoad * globeTilesViewCount / 1000;
const jaeroTime = (this.dataSource == "adsc") ? jaeroTimeout : 0;
const mlatTime = (this.dataSource == "mlat") ? 25 : 0;
const modeSTime = (guessModeS && this.dataSource == "modeS") ? 300 : 0;
const tisbReduction = (this.icao[0] == '~') ? 15 : 0;
// If no packet in over 58 seconds, clear the plane.
// Only clear the plane if it's not selected individually
// recompute seen and seen_pos
let __now = now;
if (this.dataSource == "uat")
__now = uat_now;
this.seen = Math.max(0, __now - this.last_message_time);
this.seen_pos = Math.max(0, __now - this.position_time);
return (
(!globeIndex && this.seen < (58 - tisbReduction + jaeroTime))
|| (globeIndex && this.seen_pos < (40 + zoomedOut + jaeroTime + mlatTime + modeSTime - tisbReduction))
|| this.selected
|| noVanish
|| (nogpsOnly && this.nogps && this.seen < 15 * 60)
);
};
PlaneObject.prototype.setTypeData = function() {
if (_aircraft_type_cache == null || !this.icaoType || this.icaoType == this.icaoTypeCache)
return;
this.updateMarker();
this.icaoTypeCache = this.icaoType;
let typeCode = this.icaoType.toUpperCase();
if (!(typeCode in _aircraft_type_cache))
return;
let typeData = _aircraft_type_cache[typeCode];
const typeLong = typeData[0];
const desc = typeData[1];
const wtc = typeData[2];
if (desc != null)
this.typeDescription = `${desc}`;
if (wtc != null)
this.wtc = `${wtc}`;
if (this.typeLong == null && typeLong != null)
this.typeLong = `${typeLong}`;
};
PlaneObject.prototype.checkForDB = function(t) {
if (t) {
if (t.desc) this.typeLong = `${t.desc}`;
if (t.ownOp) this.ownOp = `${t.ownOp}`;
if (t.year) this.year = `${t.year}`;
if (t.t) {
this.icaoType = `${t.t}`;
this.setTypeData();
}
if (t.dbFlags) {
this.military = t.dbFlags & 1;
this.interesting = t.dbFlags & 2;
this.pia = t.dbFlags & 4;
this.ladd = t.dbFlags & 8;
if (this.pia)
this.registration = null;
}
if (t.r) this.registration = `${t.r}`;
if (t.r || t.t) {
//console.log('fromTrace');
this.dbinfoLoaded = true;
}
}
if (!this.dbinfoLoaded && (!dbServer || (dbServer && !globeIndex && this.selected) || replay)) {
this.getAircraftData();
return;
}
this.dataChanged();
};
PlaneObject.prototype.updateAlt = function(t) {
this.alt_rounded = calcAltitudeRounded(this.altitude);
if (this.altitude == null) {
this.onGround = null;
this.zIndex = 10;
} else if (this.altitude == "ground") {
this.onGround = true;
this.zIndex = 5;
} else {
this.onGround = false;
this.zIndex = this.altitude + 200000;
}
if (this.category == 'C3' || this.icaoType == 'TWR') {
this.zIndex = 1;
}
if (this.fakeHex)
this.zIndex -= 100000;
}
PlaneObject.prototype.setProjection = function(arg) {
let pos = traceOpts.animate ? traceOpts.animatePos : this.position;
let lon = pos[0];
let lat = pos[1];
let moved = false;
//let trace = new Error().stack.toString();
//console.log(lat + ' ' + trace);
// manual wrap around
if (webgl && Math.abs(CenterLon - lon) > 180) {
if (CenterLon < 0)
lon -= 360;
else
lon += 360;
}
//console.log([lat, lon]);
let proj = ol.proj.fromLonLat([lon, lat]);
if (this == SelectedPlane && (arg == 'follow' || checkFollow())) {
OLMap.getView().setCenter(proj);
}
if (this.proj) {
moved |= (this.proj[0] != proj[0] || this.proj[1] != proj[1]);
} else {
moved = true;
}
this.proj = proj;
if (!this.olPoint) {
this.olPoint = new ol.geom.Point(proj);
} else if (moved) {
this.olPoint.setCoordinates(proj);
}
}
function normalizeTraceStamps(data) {
if (!data || !data.trace) {
console.log('normalizeTraceStamps: trace empty?')
return null;
}
let trace = data.trace;
for (let i = 0; i < trace.length; i++) {
trace[i][0] += data.timestamp;
}
return data;
}