public string GetOnlineUsersInfo()
{
string info = "";
if (Simulator.PlayerLocomotive.Train.TrainType == Train.TRAINTYPE.REMOTE)
{
info = "Your locomotive is a helper\t";
}
info += ("" + (OnlineTrains.Players.Count + 1) + (OnlineTrains.Players.Count <= 0 ? " player " : " players "));
info += ("" + Simulator.Trains.Count + (Simulator.Trains.Count <= 1 ? " train" : " trains"));
TrainCar mine = Simulator.PlayerLocomotive;
users.Clear();
try//the list of players may be changed during the following process
{
//foreach (var train in Simulator.Trains) info += "\t" + train.Number + " " + train.Cars.Count;
//info += "\t" + MPManager.OnlineTrains.Players.Count;
//foreach (var p in MPManager.OnlineTrains.Players) info += "\t" + p.Value.Train.Number + " " + p.Key;
foreach (OnlinePlayer p in OnlineTrains.Players.Values)
{
if (p.Train == null)
{
continue;
}
if (p.Train.Cars.Count <= 0)
{
continue;
}
var d = WorldLocation.GetDistanceSquared(p.Train.RearTDBTraveller.WorldLocation, mine.Train.RearTDBTraveller.WorldLocation);
users.Add(Math.Sqrt(d) + MPManager.Random.NextDouble(), p.Username);
}
}
catch (Exception)
{
}
if (metric == "")
{
metric = Simulator.TRK.Tr_RouteFile.MilepostUnitsMetric == true ? " m" : " yd";
metricbase = Simulator.TRK.Tr_RouteFile.MilepostUnitsMetric == true ? 1.0f : 1.0936133f;
}
int count = 0;
foreach (var pair in users)
{
if (count >= 10)
{
break;
}
info += "\t" + pair.Value + ": distance of " + (int)(pair.Key / metricbase) + metric;
count++;
}
if (count < OnlineTrains.Players.Count)
{
info += "\t ...";
}
return(info);
}
public void WorldLocationDistanceZeroTest()
{
WorldLocation location1 = new WorldLocation();
WorldLocation location2 = new WorldLocation();
Assert.IsTrue(WorldLocation.Within(location1, location2, 0));
Assert.AreEqual(0, WorldLocation.GetDistanceSquared(location1, location2));
Assert.AreEqual(Microsoft.Xna.Framework.Vector3.Zero, WorldLocation.GetDistance(location1, location2));
Assert.AreEqual(Microsoft.Xna.Framework.Vector2.Zero, WorldLocation.GetDistance2D(location1, location2));
}
private PathChartPoint CreateBrokenChartPoint(TrainpathNode thisNode, TrainpathNode nextNode)
{
float height = thisNode.Location.Location.Y;
float distance = (float)Math.Sqrt(WorldLocation.GetDistanceSquared(thisNode.Location, nextNode.Location));
float heightOther = nextNode.Location.Location.Y;
float grade = (heightOther - height) / distance;
float curvature = 0;
PathChartPoint brokenPoint = new PathChartPoint(height, curvature, grade, distance);
return(brokenPoint);
}
public void WorldLocationDistanceTest()
{
WorldLocation location1 = new WorldLocation();
WorldLocation location2 = new WorldLocation(1, -1, Microsoft.Xna.Framework.Vector3.Zero);
Assert.AreEqual(2048 * 2048 + 2048 * 2048, WorldLocation.GetDistanceSquared(location1, location2));
Assert.IsTrue(WorldLocation.Within(location1, location2, (float)Math.Sqrt(2048 * 2048 * 2) + 1));
Assert.AreEqual(new Microsoft.Xna.Framework.Vector3(2048, 0, -2048), WorldLocation.GetDistance(location1, location2));
Assert.AreEqual(new Microsoft.Xna.Framework.Vector2(2048, -2048), WorldLocation.GetDistance2D(location1, location2));
}
public string GetOnlineUsersInfo()
{
StringBuilder info = new StringBuilder();
if (Simulator.Instance.PlayerLocomotive.Train.TrainType == TrainType.Remote)
{
info.Append("Your locomotive is a helper\t");
}
info.Append($"{OnlineTrains.Players.Count + 1}{(OnlineTrains.Players.Count <= 0 ? " player " : " players ")}");
info.Append($"{Simulator.Instance.Trains.Count}{(Simulator.Instance.Trains.Count <= 1 ? " train" : " trains")}");
TrainCar mine = Simulator.Instance.PlayerLocomotive;
users.Clear();
try//the list of players may be changed during the following process
{
//foreach (var train in Simulator.Trains) info += "\t" + train.Number + " " + train.Cars.Count;
//info += "\t" + MPManager.OnlineTrains.Players.Count;
//foreach (var p in MPManager.OnlineTrains.Players) info += "\t" + p.Value.Train.Number + " " + p.Key;
foreach (OnlinePlayer p in OnlineTrains.Players.Values)
{
if (p.Train == null)
{
continue;
}
if (p.Train.Cars.Count <= 0)
{
continue;
}
double d = WorldLocation.GetDistanceSquared(p.Train.RearTDBTraveller.WorldLocation, mine.Train.RearTDBTraveller.WorldLocation);
users.Add(Math.Sqrt(d) + Random.NextDouble(), p.Username);
}
}
catch (Exception)
{
}
if (string.IsNullOrEmpty(metric))
{
metric = Simulator.Instance.Route.MilepostUnitsMetric ? " m" : " yd";
}
foreach (KeyValuePair <double, string> pair in users.Take(10))
{
info.Append($"\t{pair.Value}: distance of {(int)(Simulator.Instance.Route.MilepostUnitsMetric ? pair.Key : Size.Length.ToYd(pair.Key)) + metric}");
}
if (OnlineTrains.Players.Count > 10)
{
info.Append("\t ...");
}
return(info.ToString());
}