public void CrossingTest()
{
MpqManager.Initialize("S:\\WoW");
byte[] dataA, dataB;
// Build tile A
{
var builder = new TileBuilder("Azeroth", 31, 49);
dataA = builder.Build(new ConsoleLog());
Assert.IsNotNull(dataA);
}
// Build tile B
{
var builder = new TileBuilder("Azeroth", 32, 49);
dataB = builder.Build(new ConsoleLog());
Assert.IsNotNull(dataB);
}
// Load into mesh
var pather = new Pather("Azeroth");
Assert.IsTrue(pather.LoadTile(dataA));
Assert.IsTrue(pather.LoadTile(dataB));
// and try pathing, coords from AzerothMeshTest -> TileCrossing which is a non-building version of this
var start = new Vector3(-9467.8f, 64.2f, 55.9f);
var end = new Vector3(-9248.9f, -93.35f, 70.3f);
var path = pather.FindPath(start, end);
// check result
Assert.IsNotNull(path);
Assert.Greater(path.Count, 0);
Assert.Less((end - path[path.Count-1].Location).Length(), 3f);
}
public static bool PathTo(Location from, Location to, bool preferRoads = true)
{
try
{
// Reinstate the pather with our current continent/dungeon
_Pather = new Pather(WoWWorld.CurrentMap);
if (_Pather == null)
{
Log.WriteLine("Unable to instantiate the pather on map {0} (#{1})",
WoWWorld.CurrentMap,
WoWWorld.CurrentMapId);
return false;
}
if (preferRoads)
{
// Use only water if necessary
_Pather.Filter.SetAreaCost((int) PolyArea.Water, 10);
// Roads and terrain keeps their priority
_Pather.Filter.SetAreaCost((int) PolyArea.Road, 1);
_Pather.Filter.SetAreaCost((int) PolyArea.Terrain, 1);
// Exclude flightmasters as they arent properly implemented (yet)
// Remember that they are implemented in the mesh, just not into the pather!
_Pather.Filter.ExcludeFlags = (int) PolyFlag.FlightMaster; // Eventually add (int)PolyFlag.Swim
}
// Convert our locations to XNA and request a path
var hops = _Pather.FindPath(from.ToXNA(), to.ToXNA());
if (hops == null)
{
Log.WriteLine("Unable to generate path to {0}", to);
return false;
}
// Since we now know that we're ready to move, we can let the rest of the both know that we have a destination
Destination = to;
_lastLocation = from;
stuckCheckTimer = DateTime.Now + TimeSpan.FromMilliseconds(5000);
if (_GeneratedPath == null)
_GeneratedPath = new Queue<Location>();
_GeneratedPath.Clear();
foreach (var hop in hops)
_GeneratedPath.Enqueue(new Location(hop.Location.X, hop.Location.Y, hop.Location.Z));
}
catch (NavMeshException ex)
{
Log.WriteLine("Exception in NavMesh (Status: {0}):", ex.Status);
Log.WriteLine(ex.Message);
Exception inner;
while ((inner = ex.InnerException) != null)
{
Log.WriteLine(inner.Message);
}
Status = MovementStatus.Error;
return false;
}
catch(Exception ex)
{
return false;
}
return true;
}