public static async void MoveTo(this UnitPathComponent self, Vector3 target)
{
if ((self.Target - target).magnitude < 0.1f)
{
return;
}
self.Target = target;
Unit unit = self.GetParent <Unit>();
PathfindingComponent pathfindingComponent = self.Domain.GetComponent <PathfindingComponent>();
self.ABPath = EntityFactory.Create <ABPathWrap, Vector3, Vector3>(self.Domain, unit.Position, new Vector3(target.x, target.y, target.z));
pathfindingComponent.Search(self.ABPath);
Log.Debug($"find result: {self.ABPath.Result.ListToString()}");
self.CancellationTokenSource?.Cancel();
self.CancellationTokenSource = new CancellationTokenSource();
await self.MoveAsync(self.ABPath.Result);
self.CancellationTokenSource.Dispose();
self.CancellationTokenSource = null;
}
public static async Task MoveAsync(this UnitPathComponent self, List <Vector3> path)
{
if (path.Count == 0)
{
return;
}
// 第一个点是unit的当前位置，所以不用发送
for (int i = 1; i < path.Count; ++i)
{
// 每移动3个点发送下3个点给客户端
if (i % 3 == 1)
{
self.BroadcastPath(path, i, 3);
}
Vector3 v3 = path[i];
await self.Parent.GetComponent <MoveComponent>().MoveToAsync(v3, self.CancellationTokenSource.Token);
}
}
protected override async Task Run(Session session, M2C_PathfindingResult message)
{
Unit unit = Game.Scene.GetComponent <UnitComponent>().Get(message.Id);
unit.GetComponent <AnimatorComponent>().SetFloatValue("Speed", 5f);
UnitPathComponent unitPathComponent = unit.GetComponent <UnitPathComponent>();
unitPathComponent.StartMove(message);
GizmosDebug.Instance.Path.Clear();
GizmosDebug.Instance.Path.Add(new Vector3(message.X, message.Y, message.Z));
for (int i = 0; i < message.Xs.Count; ++i)
{
GizmosDebug.Instance.Path.Add(new Vector3(message.Xs[i], message.Ys[i], message.Zs[i]));
}
await Task.CompletedTask;
}
// 从index找接下来3个点，广播
public static void BroadcastPath(this UnitPathComponent self, List <Vector3> path, int index, int offset)
{
Unit unit = self.GetParent <Unit>();
Vector3 unitPos = unit.Position;
M2C_PathfindingResult m2CPathfindingResult = new M2C_PathfindingResult();
m2CPathfindingResult.X = unitPos.x;
m2CPathfindingResult.Y = unitPos.y;
m2CPathfindingResult.Z = unitPos.z;
m2CPathfindingResult.Id = unit.Id;
for (int i = 0; i < offset; ++i)
{
if (index + i >= self.ABPath.Result.Count)
{
break;
}
Vector3 v = self.ABPath.Result[index + i];
m2CPathfindingResult.Xs.Add(v.x);
m2CPathfindingResult.Ys.Add(v.y);
m2CPathfindingResult.Zs.Add(v.z);
}
MessageHelper.Broadcast(unit, m2CPathfindingResult);
}
