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//-----------------------------------------------------------------------
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// <copyright file="FileSourceTest.cs" company="Mapbox">
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// Copyright (c) 2016 Mapbox. All rights reserved.
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// </copyright>
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//-----------------------------------------------------------------------
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// TODO: figure out how run tests outside of Unity with .NET framework, something like '#if !UNITY'
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namespace Mapbox.ProbeExtractorCs.UnitTest
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{
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using Mapbox.Platform;
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using NUnit.Framework;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Text;
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using System;
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using System.Linq;
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using UnityEngine;
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using Mapbox.CheapRulerCs;
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[TestFixture]
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internal class ProbeExtractorCsTest
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{
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private List<TracePoint> _trace;
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private List<TracePoint> _footTrace;
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private List<Probe> _probes;
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[SetUp]
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public void SetUp()
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{
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_trace = loadTraceFixture("ProbeExtractorCs_fixture_trace");
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_footTrace = loadTraceFixture("ProbeExtractorCs_fixture_trace-foot");
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_probes = loadProbeFixture("ProbeExtractorCs_fixture_probes");
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}
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[Test, Order(1)]
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public void FixturesLoaded()
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{
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Assert.AreEqual(14, _trace.Count);
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Assert.AreEqual(12, _probes.Count);
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}
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[Test]
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public void ExtractProbes()
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{
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CheapRuler ruler = CheapRuler.FromTile(49, 7);
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ProbeExtractorOptions options = new ProbeExtractorOptions()
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{
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MinTimeBetweenProbes = 1, // seconds
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MaxDistanceRatioJump = 3, // do not include probes when the distance is 3 times bigger than the previous one
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MaxDurationRatioJump = 3, // do not include probes when the duration is 3 times bigger than the previous one
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MaxAcceleration = 15, // meters per second per second
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MaxDeceleration = 18 // meters per second per second
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};
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ProbeExtractor extractor = new ProbeExtractor(ruler, options);
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List<Probe> extractedProbes = extractor.ExtractProbes(_trace);
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Assert.AreEqual(12, extractedProbes.Count, "12 probes were expected to be extracted");
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for (int i = 0; i < extractedProbes.Count; i++)
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{
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Probe fp = _probes[i]; // fixture probe
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Probe ep = extractedProbes[i]; // extracted probe
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Assert.AreEqual(fp.Longitude, ep.Longitude, 0.001, "probe[" + i.ToString() + "]: longitude doesn't match");
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Assert.AreEqual(fp.Latitude, ep.Latitude, 0.001, "probe[" + i.ToString() + "]: latitude doesn't match");
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Assert.AreEqual(fp.StartTime, ep.StartTime, "probe[" + i.ToString() + "]: start time doesn't match");
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Assert.AreEqual(fp.Duration, ep.Duration, "probe[" + i.ToString() + "]: duration doesn't match");
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Assert.AreEqual(fp.Speed, ep.Speed, 0.001, "probe[" + i.ToString() + "]: speed doesn't match");
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Assert.AreEqual(fp.Bearing, ep.Bearing, 0.001, "probe[" + i.ToString() + "]: bearing doesn't match");
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Assert.AreEqual(fp.Distance, ep.Distance, 0.001, "probe[" + i.ToString() + "]: distance doesn't match");
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Assert.AreEqual(fp.IsGood, ep.IsGood, "probe[" + i.ToString() + "]: longitude doesn't match");
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}
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options.MinTimeBetweenProbes = 2;
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extractor = new ProbeExtractor(ruler, options);
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extractedProbes = extractor.ExtractProbes(_trace);
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Assert.AreEqual(5, extractedProbes.Count, "5 probes were expected to be extracted");
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options.OutputBadProbes = true;
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extractor = new ProbeExtractor(ruler, options);
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extractedProbes = extractor.ExtractProbes(_trace);
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Assert.AreEqual(13, extractedProbes.Count, "13 probes were expected to be extracted");
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}
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[Test]
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public void ExtractFootTrace()
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{
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CheapRuler ruler = new CheapRuler(_footTrace[0].Latitude);
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ProbeExtractorOptions options = new ProbeExtractorOptions();
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ProbeExtractor extractor = new ProbeExtractor(ruler, options);
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List<Probe> extractedProbes = extractor.ExtractProbes(_footTrace);
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Assert.AreEqual(40, extractedProbes.Count);
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}
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private List<TracePoint> loadTraceFixture(string fixtureName)
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{
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TextAsset fixtureAsset = Resources.Load<TextAsset>(fixtureName);
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List<TracePoint> trace = new List<TracePoint>();
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using (StringReader sr = new StringReader(fixtureAsset.text))
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{
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// skip header
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sr.ReadLine();
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string line;
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while (null != (line = sr.ReadLine()))
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{
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string[] tokens = line.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
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if (tokens.Length != 4)
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{
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Debug.LogWarning("trace.csv has wrong number of columns");
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continue;
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}
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double lng;
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double lat;
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double bearing;
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long timestamp;
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if (!double.TryParse(tokens[0], NumberStyles.Any, CultureInfo.InvariantCulture, out lng)) { Debug.LogWarning("could not parse longitude"); continue; }
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if (!double.TryParse(tokens[1], NumberStyles.Any, CultureInfo.InvariantCulture, out lat)) { Debug.LogWarning("could not parse latitude"); continue; }
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if (!double.TryParse(tokens[2], NumberStyles.Any, CultureInfo.InvariantCulture, out bearing)) { Debug.LogWarning("could not parse bearing"); continue; }
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if (!long.TryParse(tokens[3], NumberStyles.Any, CultureInfo.InvariantCulture, out timestamp)) { Debug.LogWarning("could not parse timestamp"); continue; }
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trace.Add(new TracePoint()
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{
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Longitude = lng,
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Latitude = lat,
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Bearing = bearing,
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Timestamp = timestamp
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});
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}
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}
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return trace;
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}
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private List<Probe> loadProbeFixture(string fixtureName)
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{
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TextAsset fixtureAsset = Resources.Load<TextAsset>(fixtureName);
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List<Probe> probes = new List<Probe>();
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using (StringReader sr = new StringReader(fixtureAsset.text))
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{
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// skip header
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sr.ReadLine();
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string line;
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while (null != (line = sr.ReadLine()))
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{
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string[] tokens = line.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
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if (tokens.Length != 8)
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{
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Debug.LogWarning("probes.csv has wrong number of columns");
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continue;
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}
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double lng;
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double lat;
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long startTime;
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long duration;
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double speed;
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double bearing;
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double distance;
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bool isGood;
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if (!double.TryParse(tokens[0], NumberStyles.Any, CultureInfo.InvariantCulture, out lng)) { Debug.LogWarning("could not parse longitude"); continue; }
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if (!double.TryParse(tokens[1], NumberStyles.Any, CultureInfo.InvariantCulture, out lat)) { Debug.LogWarning("could not parse latitude"); continue; }
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if (!long.TryParse(tokens[2], NumberStyles.Any, CultureInfo.InvariantCulture, out startTime)) { Debug.LogWarning("could not parse timestamp"); continue; }
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if (!long.TryParse(tokens[3], NumberStyles.Any, CultureInfo.InvariantCulture, out duration)) { Debug.LogWarning("could not parse duration"); continue; }
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if (!double.TryParse(tokens[4], NumberStyles.Any, CultureInfo.InvariantCulture, out speed)) { Debug.LogWarning("could not parse speed"); continue; }
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if (!double.TryParse(tokens[5], NumberStyles.Any, CultureInfo.InvariantCulture, out bearing)) { Debug.LogWarning("could not parse bearing"); continue; }
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if (!double.TryParse(tokens[6], NumberStyles.Any, CultureInfo.InvariantCulture, out distance)) { Debug.LogWarning("could not parse distance"); continue; }
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if (!bool.TryParse(tokens[7], out isGood)) { Debug.LogWarning("could not parse good"); continue; }
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probes.Add(new Probe()
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{
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Longitude = lng,
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Latitude = lat,
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StartTime = startTime,
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Duration = duration,
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Speed = speed,
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Bearing = bearing,
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Distance = distance,
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IsGood = isGood
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});
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}
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}
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return probes;
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}
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// quick hack for visualizing output of ProbeExtractor on http://geojson.io
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private string probesToGeojson(List<Probe> probes)
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{
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StringBuilder sb = new StringBuilder();
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// line
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sb.Append("{\"type\":\"FeatureCollection\",\"features\":[{\"type\":\"Feature\",\"properties\":{},\"geometry\":{\"type\":\"LineString\",\"coordinates\":[");
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sb.Append(string.Join(",", probes.Select(p => string.Format(CultureInfo.InvariantCulture, "[{0},{1}]", p.Longitude, p.Latitude)).ToArray()));
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sb.Append("]}}");
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sb.Append("]}");
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return sb.ToString();
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}
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}
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}
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@@ -0,0 +1,13 @@
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fileFormatVersion: 2
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guid: 6c911a8f62439664b8f8743ebfa8700a
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timeCreated: 1511187181
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licenseType: Pro
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MonoImporter:
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externalObjects: {}
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serializedVersion: 2
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defaultReferences: []
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executionOrder: 0
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icon: {instanceID: 0}
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userData:
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assetBundleName:
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assetBundleVariant:
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