Exemple #1
0
        public async ETTask <bool> WaitTillAsync(long tillTime, ETCancellationToken cancellationToken)
        {
            if (TimeHelper.Now() > tillTime)
            {
                return(true);
            }
            ETTaskCompletionSource <bool> tcs = new ETTaskCompletionSource <bool>();
            OnceWaitTimer timer = EntityFactory.CreateWithParent <OnceWaitTimer, ETTaskCompletionSource <bool> >(this, tcs);

            this.timers[timer.Id] = timer;
            AddToTimeId(tillTime, timer.Id);

            long instanceId = timer.InstanceId;

            cancellationToken.Register(() =>
            {
                if (instanceId != timer.InstanceId)
                {
                    return;
                }

                timer.Run(false);

                this.Remove(timer.Id);
            });
            return(await tcs.Task);
        }
Exemple #2
0
        // 开启协程移动,每100毫秒移动一次,并且协程取消的时候会计算玩家真实移动
        // 比方说玩家移动了2500毫秒,玩家有新的目标,这时旧的移动协程结束,将计算250毫秒移动的位置,而不是300毫秒移动的位置
        public async ETTask StartMove(ETCancellationToken cancellationToken)
        {
            Unit unit = this.GetParent <Unit>();

            this.StartPos  = unit.Position;
            this.StartTime = TimeHelper.Now();
            float distance = (this.Target - this.StartPos).magnitude;

            if (Math.Abs(distance) < 0.1f)
            {
                return;
            }

            this.needTime = (long)(distance / this.Speed * 1000);

            TimerComponent timerComponent = Game.Scene.GetComponent <TimerComponent>();

            // 协程如果取消,将算出玩家的真实位置,赋值给玩家
            cancellationToken.Register(() =>
            {
                long timeNow = TimeHelper.Now();
                if (timeNow - this.StartTime >= this.needTime)
                {
                    unit.Position = this.Target;
                }
                else
                {
                    float amount  = (timeNow - this.StartTime) * 1f / this.needTime;
                    unit.Position = Vector3.Lerp(this.StartPos, this.Target, amount);
                }
            });

            while (true)
            {
                await timerComponent.WaitAsync(50, cancellationToken);

                long timeNow = TimeHelper.Now();

                if (timeNow - this.StartTime >= this.needTime)
                {
                    unit.Position = this.Target;
                    break;
                }

                float amount = (timeNow - this.StartTime) * 1f / this.needTime;
                unit.Position = Vector3.Lerp(this.StartPos, this.Target, amount);
            }
        }
Exemple #3
0
        public async ETTask MoveToAsync(Vector3 target, ETCancellationToken cancellationToken)
        {
            // 新目标点离旧目标点太近,不设置新的
            if ((target - this.Target).sqrMagnitude < 0.01f)
            {
                return;
            }

            // 距离当前位置太近
            if ((this.GetParent <Unit>().Position - target).sqrMagnitude < 0.01f)
            {
                return;
            }

            this.Target = target;

            // 开启协程移动
            await StartMove(cancellationToken);
        }