碰撞检测，射线检测，动态位移

Assets/Scripts/Scenes/VideoRide/AbstractVideoPlayer.cs

@@ -22,7 +22,7 @@ namespace Assets.Scripts.Scenes.VideoRide
         protected double currentSlope;
         protected double nextSlope;
         protected double nextSlopeDistance;
-        protected double distance;
+        public double distance;
         protected double currentSlopeDistance;
         protected double lastEndDistance;
         protected double totalClimb;
@@ -33,7 +33,8 @@ namespace Assets.Scripts.Scenes.VideoRide
         float timer = 1f;
         protected bool start = true;
         protected VideoGameManager manager { get; set; }
-
+        Camera camera;
+        float currenPlayerHeight;
         protected virtual void Start()
         {
             animator = GetComponent<Animator>();
@@ -41,9 +42,19 @@ namespace Assets.Scripts.Scenes.VideoRide
             mapData = manager.GetMapData();
             ComputeNextSlope();//初始化坡度等
             animator.Play("idle");
+            camera = Camera.main;
+
+            //注解1
+            //得到模型原始高度
+            float size_y = GetComponent<Collider>().bounds.size.y;
+            //得到模型缩放比例
+            float scal_y = transform.localScale.y;
+            //它们的乘积就是高度
+            currenPlayerHeight = (size_y * scal_y);
+
         }
 
-        void Update()
+        protected virtual void Update()
         {
             timer -= Time.deltaTime;
             ComputeAnimator();//控制动画
@@ -58,6 +69,7 @@ namespace Assets.Scripts.Scenes.VideoRide
                         ComputePlayer();//计算人物属性
                         ComputeRecord();
                         ComputeVideo();
+                        ComputeRandom();
                     }
                     timer += 1f;
                 }
@@ -67,8 +79,33 @@ namespace Assets.Scripts.Scenes.VideoRide
                     speed = 0;
                     Debug.Log(e.Message);
                 }
+
+                //获取player的position信息
+                Vector3 pos = transform.position;
+                pos.y += 3f;
+                //射线碰撞物信息接收
+                RaycastHit hit;
+                //第二种写法
+                //我们可以先创建出一条射线
+                Ray ray = new Ray(pos, new Vector3(0, -5, 22));
+                //然后用这条射线去做射线检测
+                //射线，输出碰撞体信息，射线长度，射线在那一层检测，射线不忽略开启触发器(istrigger)的碰撞体
+                bool isHit = Physics.Raycast(ray, out hit, 15f, 1 << 0, QueryTriggerInteraction.Collide);
+                //在unity窗口画出射线        
+                Debug.DrawLine(pos, new Vector3(pos.x, pos.y, pos.z + 5), Color.red);
+
+                if (isHit)//如果射线检测到物体
+                {
+                    //打印出被检测物体的名字
+                    print(hit.transform.name);
+                    transform.DOLocalMoveX(-2, 1);
+                    transform.DOLocalMoveZ(27, 1).onComplete+=()=>{
+                        transform.DOLocalMoveX(2, 1);
+                    };
+                }
             }
         }
+
         //人物碰撞
         void OnCollisionEnter(Collision collision)
         {
@@ -82,6 +119,17 @@ namespace Assets.Scripts.Scenes.VideoRide
                 }
             }
         }
+        void ComputeRandom() 
+        {
+            var offset = 30;
+            if (ticks % 9 == 0)
+                transform.DOMoveZ(transform.position.z - offset, 1f);
+            if (ticks % 5 == 0)
+                transform.DOMoveZ(transform.position.z + offset, 2f);
+
+            //人物的rotation y
+            transform.DOLocalRotate(new Vector3(0f, bearing, 0f), 1f);
+        }
         //动画状态机
         void ComputeAnimator()
         {
@@ -90,13 +138,26 @@ namespace Assets.Scripts.Scenes.VideoRide
                 animator.SetFloat("preSpeed", (float)preSpeed);
                 animator.SetFloat("speed", (float)speed);
                 animator.SetFloat("grade", (float)currentSlope);
-                var currentFrame = manager.GetCurrentFrame() ?? 0;
+                var currentFrame = manager.GetCurrentFrame();
                 if (manager.mockDirection.ContainsKey(currentFrame))
                 {
                     bearing = manager.mockDirection[currentFrame];
                 }
                 animator.SetFloat("bearing", bearing);
             }
+        }
+         //人相对视频不距离不变。  其他人相对视频做前后位移
+         //人与人之前前后距离按照射线检测  扇形射线
+         //人与人左右距离按照碰撞检测
+         //每个人都实时计算前后距离
+         //其他玩家相对当前主人公做正向或者反向位移，左右
+        protected virtual void ChangeToFirst()
+        {
+            transform.DOLocalMoveZ(-1, 1);
+        }
+        protected virtual void ChangeToThird()
+        {
+            transform.DOLocalMoveZ(55, 1);
         }
         //计算人物当前属性
         protected abstract void ComputePlayer();

Assets/Scripts/Scenes/VideoRide/VideoGameManager.cs

@@ -13,6 +13,8 @@ using System.Linq;
 using System.Threading.Tasks;
 using TurfCS;
 using UnityEngine;
+using DG.Tweening;
+
 namespace Assets.Scripts.Scenes.VideoRide
 {
     public class VideoGameManager : DeviceServiceMonoBase
@@ -34,6 +36,7 @@ namespace Assets.Scripts.Scenes.VideoRide
         private double endDistance { get; set; }
 
         public Dictionary<int, bool> slots = new Dictionary<int, bool>();
+        Transform cube;
         private async void Awake()
         {
             base.Awake();
@@ -49,9 +52,11 @@ namespace Assets.Scripts.Scenes.VideoRide
             MapUDPService.Init();//初始化TCP
             MockDirection();
             InitSlots();
+  
         }
         void Start()
         {
+            cube = transform.Find("Cube");
             //获取媒体播放器
             mediaPlayer = FindObjectOfType<MediaPlayer>();
             var mapApi = ConfigHelper.mapApi;
@@ -88,6 +93,15 @@ namespace Assets.Scripts.Scenes.VideoRide
                 cyclingController?.Run(null);
                 var onlineRiders = cyclingController.riders;
                 timer += 1f;
+              
+            }
+            var p = FindObjectOfType<VideoPlayer>();
+            if (p.distance > 0)
+            {
+                preFrame = currentFrame;
+                currentFrame = GetCurrentFrame();
+                var dd = (currentFrame - preFrame) / 200f * cube.position.z;
+                cube.DOMoveZ((float)(cube.position.z - dd), 0f);
             }
         }
         private void InitSlots()
@@ -195,10 +209,12 @@ namespace Assets.Scripts.Scenes.VideoRide
         {
             mediaPlayer?.Stop();
         }
+        int preFrame = 0;
+        int currentFrame = 0;
 
-        public int? GetCurrentFrame()
+        public int GetCurrentFrame()
         {
-            return mediaPlayer?.Control.GetCurrentTimeFrames();
+            return mediaPlayer.Control.GetCurrentTimeFrames();
         }
 
         public void SetCurrentFrame(int seq)
@@ -286,6 +302,10 @@ namespace Assets.Scripts.Scenes.VideoRide
         {
             return mapData;
         }
+        public float GetPlayRatio()
+        {
+            return mediaPlayer.Control.GetPlaybackRate();
+        }
         public List<VideoMapModel> getVideoPointList()
         {
             return videoPointList;

Assets/Scripts/Scenes/VideoRide/VideoPlayer.cs

@@ -12,6 +12,11 @@ namespace Assets.Scripts.Scenes.VideoRide
             base.Start();
             animator.Play("idle");
         }
+
+        protected override void Update()
+        {
+            base.Update();
+        }
         public void SetPower(double power)
         {
             this.power = power;
@@ -47,6 +52,7 @@ namespace Assets.Scripts.Scenes.VideoRide
                 speed = 0;
                 distance = 0;
             }
+
         }
         //控制视频播放速度
         protected override void ComputeVideo()