Add digipeater and packet path plotting

This commit is contained in:
Adam Goldsmith 2018-07-21 12:07:23 -04:00
parent 90d8bf05cc
commit ae14553891

View File

@ -4,7 +4,8 @@ import {Tile as TileLayer, Vector as VectorLayer} from 'ol/layer';
import {OSM, Vector as VectorSource} from 'ol/source'; import {OSM, Vector as VectorSource} from 'ol/source';
import Feature from 'ol/Feature'; import Feature from 'ol/Feature';
import {fromLonLat} from 'ol/proj'; import {fromLonLat} from 'ol/proj';
import {Icon, Stroke, Style} from 'ol/style'; import {Icon, Fill, Stroke, Style, Text} from 'ol/style';
import CircleStyle from 'ol/style/Circle';
import Projection from 'ol/proj/Projection'; import Projection from 'ol/proj/Projection';
import {LineString, Point} from 'ol/geom'; import {LineString, Point} from 'ol/geom';
@ -105,6 +106,111 @@ function plotPaths(packets) {
}); });
} }
function plotPacketPaths(packets) {
function pathToString(path) {
return path
.filter(station => !station.call.match(/WIDE[12]|qA?|UV[123]|.*\*$|UNCAN/))
.map(station => station.toString().trim().replace(/\*$/, ""));
}
let digiCalls =
new Set(packets
.map(packet => pathToString(packet.via))
.reduce((acc, stations) => acc.concat(stations)));
let digiPos = packets
// filter to digis
.filter(packet => digiCalls.has(packet.from.toString().trim()))
// filter to just positional data
.filter(packet => 'data' in packet && 'latitude' in packet.data)
// convert to callsign -> position mapping
.reduce((stations, packet) =>
stations.set(packet.from.toString().trim(),
[packet.data.longitude, packet.data.latitude]),
new Map());
// TODO: merge with ColorGenerator
let mult = Math.floor(360 / digiPos.size);
let colors = Array.from(Array(digiPos.size).keys()) .map(x => x * mult);
let colorMap = Array.from(digiPos.keys())
.reduce((acc, callsign, index) => acc.set(callsign, colors[index]), new Map());
console.log(colorMap);
// plot digis
// TODO: icons
let digi_style = new Style({
image: new CircleStyle({
radius: 5,
fill: new Fill({color: 'grey'})
}),
text: new Text({
font: 'bold 11px "Open Sans", "Arial Unicode MS", "sans-serif"',
overflow: true,
fill: new Fill({color: 'black'})
})
});
let digi_layer = new VectorLayer({
zIndex: 1, // TODO: probably not the best way to do this
source: new VectorSource(),
style: feature => {
digi_style.getText().setText(feature.get('callsign'));
return digi_style;
}
});
map.addLayer(digi_layer);
digiPos.forEach((position, callsign) => {
let feature = new Feature({
geometry: new Point(position),
callsign: callsign
});
digi_layer.getSource().addFeature(feature);
feature.getGeometry().transform(new Projection({code: "EPSG:4326"}),
tile_layer.getSource().getProjection());
});
let packet_path_layer = new VectorLayer({source: new VectorSource()});
map.addLayer(packet_path_layer);
packets
.filter(packet => packet.date > new Date("2018-07-14") && packet.date < new Date("2018-07-15"))
// filter by callsign
//.filter(packet => packet.from.toString() === "W1HS-9")
// filter to just positional data
.filter(packet => 'data' in packet && 'latitude' in packet.data)
.forEach(packet => {
pathToString(packet.via)
.forEach((station, index, stations) => {
if (digiPos.get(station) === undefined) {
console.log(station);
}
let previous;
if (index === 0) {
previous = [packet.data.longitude, packet.data.latitude];
}
else {
previous = digiPos.get(stations[index - 1]) || [0, 0];
}
let pathFeature = new Feature(
new LineString([previous, digiPos.get(station) || [0, 0]]));
// TODO: want to color per station that hears it, probably means
// making a lot more features
let color = colorMap.get(station);
pathFeature.setStyle(new Style(
{stroke: new Stroke(
{color: 'hsl(' + color + ', 60%, 60%)', width: 2}
)}));
packet_path_layer.getSource().addFeature(pathFeature);
pathFeature.getGeometry().transform(new Projection({code: "EPSG:4326"}),
tile_layer.getSource().getProjection());
});
});
}
function parsePackets(packetLog) { function parsePackets(packetLog) {
let parser = new APRSParser(); let parser = new APRSParser();
return packetLog.trim().split("\n") return packetLog.trim().split("\n")
@ -118,3 +224,4 @@ function parsePackets(packetLog) {
let packets = parsePackets(packetLog); let packets = parsePackets(packetLog);
plotPaths(packets); plotPaths(packets);
plotPacketPaths(packets);