init

assets/Bundles/MainGame/MainGame.scene

@@ -1275,7 +1275,7 @@
     "_id": "4b4n24QAlBAJTbqsXR4lUh"
   },
   {
-    "__type__": "21251JLe89C+bNR2HvMGDkB",
+    "__type__": "82c44Ork3tL+o56WmoE8TcQ",
     "_name": "",
     "_objFlags": 0,
     "__editorExtras__": {},
@@ -1314,7 +1314,7 @@
     "camera": {
       "__id__": 4
     },
-    "_id": "17e87LmmFPGJM7y37eKcPY"
+    "_id": "212vDeP7dNBZXi0fJjPuCy"
   },
   {
     "__type__": "4552b9T1AJHJ4xMNlpYdqL/",

assets/Module/Scene.ts

@@ -6,7 +6,7 @@ const {ccclass, property} = _decorator;
 
 @ccclass()
 export default class Scene extends Module {
-    @property(UILayer)
-    uiLayer: UILayer = null;
+    // @property(UILayer)
+    // uiLayer: UILayer = null;
     
 }

assets/Scripts/Scenes/MainGame/Animal.ts

@@ -7,7 +7,7 @@ import { Global } from "./Global";
 import { PoolManager } from "./PoolManager";
 import { FoodType, DirectionType } from "./Enums";
 import { isIntersect } from "./uitl";
-import { GamePlayer } from "./GamePlayer";
+import { MainGame } from "./MainGame";
 
 const { ccclass, property } = _decorator;
 
@@ -101,7 +101,7 @@ export class Animal extends Component {
         this.Head.getComponent(Sprite).spriteFrame = this.imgHead;
         this.Head.active = isIntersect(
           this.Head.getPosition(),
-          GamePlayer.ins.camera.node.getPosition(),
+          MainGame.ins.camera.node.getPosition(),
           this.vw,
           this.vh
         );
@@ -148,7 +148,7 @@ export class Animal extends Component {
     }
 
     this.uiSanke = this.getComponent(UITransform);
-    this.uiFondManger = Global.gamePlayer.fondManger.node.getComponent(UITransform);
+    this.uiFondManger = MainGame.ins.fondManger.node.getComponent(UITransform);
   }
 
   onDisable() {
@@ -247,7 +247,7 @@ export class Animal extends Component {
 
     body.active = isIntersect(
       body.getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -280,7 +280,7 @@ export class Animal extends Component {
       this.Bodys[i].setSiblingIndex(len - i);
       this.Bodys[i].active = isIntersect(
         this.Bodys[i].getPosition(),
-        Global.gamePlayer.camera.node.getPosition(),
+        MainGame.ins.camera.node.getPosition(),
         this.vw,
         this.vh
       );
@@ -293,7 +293,7 @@ export class Animal extends Component {
     this.Bodys[1].setSiblingIndex(len - 1);
     this.Bodys[1].active = isIntersect(
       this.Bodys[1].getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -305,7 +305,7 @@ export class Animal extends Component {
     this.Bodys[0].setSiblingIndex(len);
     this.Bodys[0].active = isIntersect(
       this.Bodys[0].getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -318,7 +318,7 @@ export class Animal extends Component {
     this.Head.setSiblingIndex(len + 1);
     this.Head.active = isIntersect(
       this.Head.getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -340,7 +340,7 @@ export class Animal extends Component {
       this.Bodys[i].setSiblingIndex(len - i);
       this.Bodys[i].active = isIntersect(
         this.Bodys[i].getPosition(),
-        Global.gamePlayer.camera.node.getPosition(),
+        MainGame.ins.camera.node.getPosition(),
         this.vw,
         this.vh
       );
@@ -353,7 +353,7 @@ export class Animal extends Component {
     this.Bodys[0].setSiblingIndex(len);
     this.Bodys[0].active = isIntersect(
       this.Bodys[0].getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -366,7 +366,7 @@ export class Animal extends Component {
     this.Head.setSiblingIndex(len + 1);
     this.Head.active = isIntersect(
       this.Head.getPosition(),
-      Global.gamePlayer.camera.node.getPosition(),
+      MainGame.ins.camera.node.getPosition(),
       this.vw,
       this.vh
     );
@@ -486,7 +486,7 @@ export class Animal extends Component {
    */
   private _initItem(index: number) {
     this.b = this.Bodys[index].getPosition();
-    Global.gamePlayer.fondManger.setFood(
+    MainGame.ins.fondManger.setFood(
       math.randomRangeInt(this.b.x - 10, this.b.x + 11),
       math.randomRangeInt(this.b.y - 20, this.b.y + 21)
     );

assets/Scripts/Scenes/MainGame/GamePlayer.ts

-import {
-  _decorator,
-  UITransform,
-  Node,
-  Label,
-  Camera,
-  director,
-  math,
-  Component,
-  Prefab,
-  PhysicsSystem2D,
-  PhysicsGroup
-} from "cc";
-import { AngleBtn } from "./AngleBtn";
-import { Snake } from "./Snake";
-import { FastBtn } from "./FastBtn";
-import { Animal } from "./Animal";
-import { FondManger } from "./FondManger";
-import { Config } from "./Config";
-import { Global } from "./Global";
-import { GameState, Events } from "./Enums";
-import { PoolManager } from "./PoolManager";
-import { showToast } from "../../../Module/UIFast";
-
-const { ccclass, property } = _decorator;
-
-@ccclass("GamePlayer")
-export class GamePlayer extends Component {
-
-  @property(Prefab)
-  private animalPrefab: Prefab = null;
-
-  @property({
-    displayName: "最多食物",
-    tooltip: "地图上随机产生食物，如果超过当前值不在产生。"
-  })
-  private maxFood: number = 200;
-
-  @property({
-    displayName: "NPC数量",
-    tooltip: "当前游戏最大NPC角色"
-  })
-  private maxAnimal: number = 20;
-
-  @property({
-    type: AngleBtn,
-    displayName: "旋转按钮"
-  })
-  private angleBtn: AngleBtn = null;
-
-  @property({
-    type: FastBtn,
-    displayName: "快进按钮"
-  })
-
-  private fashBtn: FastBtn = null;
-
-  @property(UITransform)
-  private uiBg: UITransform = null;
-
-  @property(Snake)
-  private snake: Snake = null;
-
-  @property(FondManger)
-  private fondManger: FondManger = null;
-
-  @property(Node)
-  private animalNode: Node = null;
-
-  @property(Label)
-  private LTips: Label = null;
-
-  @property(Camera)
-  camera: Camera = null;
-
-  private state: GameState = GameState.READY;
-  private rebirthSum: number = 0;
-
-  private static _ins: GamePlayer = null;
-  static get ins(): GamePlayer {
-    return GamePlayer._ins;
-  }
-
-  onLoad() {
-
-    GamePlayer._ins = this;
-    PhysicsSystem2D.instance.enable = true;
-
-    Global.gamePlayer = this;
-    Global.MAP_WIDTH = this.uiBg.contentSize.x;
-    Global.MAP_HIGHT = this.uiBg.contentSize.y;
-
-    // 初始化墙壁
-    const wallTop = this.uiBg.node.getChildByName("WALL_TOP");
-    wallTop.setPosition(0, Global.MAP_HIGHT / 2);
-    wallTop.getComponent(UITransform).width = Global.MAP_WIDTH;
-
-    const wallBottom = this.uiBg.node.getChildByName("WALL_BOTTOM");
-    wallBottom.setPosition(0, -Global.MAP_HIGHT / 2);
-    wallBottom.getComponent(UITransform).width = Global.MAP_WIDTH;
-
-    const wallLeft = this.uiBg.node.getChildByName("WALL_LEFT");
-    wallLeft.setPosition(-Global.MAP_WIDTH / 2, 0);
-    wallLeft.getComponent(UITransform).height = Global.MAP_HIGHT;
-
-    const wallRight = this.uiBg.node.getChildByName("WALL_RIGHT");
-    wallRight.setPosition(Global.MAP_WIDTH / 2, 0);
-    wallRight.getComponent(UITransform).height = Global.MAP_HIGHT;
-
-    // 初始化蛇
-    const skinId = Global.skinId;
-    this.snake.init(0, 0, 0, skinId, 0.2,
-      Config.SKIN_STYLE[skinId].len,
-      Config.SKIN_STYLE[skinId].taitLen, 0);
-
-    // 初始化食物和NPC
-    this.fondManger.init(this.maxFood);
-    this.initAnimal(this.maxAnimal);
-
-    // 设置游戏状态
-    this.setGameState(GameState.PLAY);
-
-    // 注册事件
-    director.on(Events.showGOver, this.showGOver, this);
-    director.on(Events.setGameState, this.setGameState, this);
-  }
-
-  onDestroy() {
-    GamePlayer._ins = null;
-
-  }
-
-  update(dt: number) {
-    if (this.state == GameState.READY) return;
-
-    // 更新UI提示
-    this.LTips.string = `长度：${this.snake.getSnakeLen()}  金币：${this.snake.getmoneySum()}`;
-
-    // 更新蛇的移动
-    this.snake.setAngle((360 - this.angleBtn.angle) % 360);
-    if (this.fashBtn.isFash) {
-      this.snake.running(dt);
-    } else {
-      this.snake.move(dt);
-    }
-
-    // 更新NPC移动
-    this.animalNode.children.forEach(child => {
-      child.getComponent(Animal)?.autoMove(dt);
-    });
-  }
-
-  onPause() {
-    this.setGameState(GameState.PAUSE);
-    console.log("pause");
-  }
-
-  setGameState(state: GameState) {
-    this.state = Number(state);
-    switch (this.state) {
-      case GameState.READY:
-        break;
-      case GameState.PLAY:
-        director.resume();
-        break;
-      case GameState.PAUSE:
-        director.pause();
-        break;
-      case GameState.OVER:
-        this.rebirthSum++;
-        if (this.rebirthSum > 2) return this.showGOver();
-        showToast("你已死亡！");
-        break;
-      case GameState.WIN:
-        director.pause();
-        console.log("win", this.snake.getSnakeLen(), this.snake.getmoneySum());
-        break;
-      case GameState.QUIT:
-        director.resume();
-        director.loadScene("GameMain");
-        break;
-      default:
-        console.log("err");
-    }
-  }
-
-  play() {
-    if (this.state == GameState.OVER) {
-      showToast("你已复活！");
-      this.state = GameState.PLAY;
-      this.snake.reInit(
-        math.randomRangeInt(-(Global.MAP_WIDTH / 2 - 50), Global.MAP_WIDTH / 2 - 50),
-        math.randomRangeInt(-(Global.MAP_HIGHT / 2 - 50), Global.MAP_HIGHT / 2 - 50)
-      );
-      // this.showGOver();
-    }
-  }
-
-  showGOver() {
-    console.log("showGOver", this.snake.getSnakeLen(), this.snake.getmoneySum());
-  }
-
-  private* _getItemGenerator(count: number) {
-    for (let i = 0; i < count; i++) {
-      yield this._initItem(i);
-    }
-  }
-
-  private _initItem(index: number) {
-    const node = PoolManager.instance.getNode(this.animalPrefab, this.animalNode);
-    const x = math.randomRangeInt(-(Global.MAP_WIDTH / 2 - 50), Global.MAP_WIDTH / 2 - 50);
-    const y = math.randomRangeInt(-(Global.MAP_HIGHT / 2 - 50), Global.MAP_HIGHT / 2 - 50);
-    // const skinId = math.randomRangeInt(0, Config.SKIN_STYLE.length);
-    const skinId = 0;
-
-    node.getComponent(Animal)?.init(
-      x, y,
-      math.randomRangeInt(0, 360),
-      skinId, 0.2,
-      Config.SKIN_STYLE[skinId].len,
-      Config.SKIN_STYLE[skinId].taitLen,
-      index + 1
-    );
-  }
-
-  async initAnimal(count: number) {
-    await this.executePreFrame(this._getItemGenerator(count), 1);
-  }
-
-  executePreFrame(generator: Generator, frameTime: number): Promise<boolean> {
-    return new Promise((resolve, reject) => {
-      const iter = generator;
-
-      const next = () => {
-        const startTime = new Date().getTime();
-        for (let result = iter.next(); ; result = iter.next()) {
-          if (!result || result.done) {
-            resolve(true);
-            return;
-          }
-          if (new Date().getTime() - startTime > frameTime) {
-            this.scheduleOnce(() => {
-              next();
-            });
-            return;
-          }
-        }
-      };
-
-      next();
-    });
-  }
-}
\ No newline at end of file

assets/Scripts/Scenes/MainGame/GamePlayer.ts.meta

-{
-  "ver": "4.0.24",
-  "importer": "typescript",
-  "imported": true,
-  "uuid": "2125124b-7bcf-42f9-b351-d87bcc183901",
-  "files": [],
-  "subMetas": {},
-  "userData": {}
-}

assets/Scripts/Scenes/MainGame/Global.ts

@@ -6,23 +6,6 @@ const { ccclass } = _decorator;
  */
 @ccclass('Global')
 export class Global {
-  /** 插屏广告ID */
-  public static intersitialAdUnitId: string;
-
-  /** 激励视频广告ID */
-  public static rewardedVideoAdUnitId: string;
-
-  /** Banner广告ID */
-  public static bannerAdAdUnitId: string;
-
-  /** 自定义广告ID */
-  public static customAdUnitId: string;
-
-  /** 加载进度 */
-  public static LoadingRate: number = 0;
-
-  /** 调试模式 */
-  public static Debug: boolean = false;
 
   /** 设计分辨率 */
   public static designResolutionSize = View.instance.getDesignResolutionSize();
@@ -35,9 +18,6 @@ export class Global {
     (Global.visibleSize.width / Global.designResolutionSize.width) * 100
   ) / 100;
 
-  /** 游戏玩家实例 */
-  public static gamePlayer = null;
-
   /** 地图宽度 */
   public static MAP_WIDTH: number = 5000;
 

assets/Scripts/Scenes/MainGame/MainGame.ts

-import { _decorator, EventKeyboard, Input, input, KeyCode, Node, } from "cc";
-import Scene from "db://assets/Module/Scene";
+import {
+  _decorator,
+  UITransform,
+  Node,
+  Label,
+  Camera,
+  director,
+  math,
+  Prefab,
+  PhysicsSystem2D,
+} from "cc";
+import { AngleBtn } from "./AngleBtn";
 import { Snake } from "./Snake";
-
+import { FastBtn } from "./FastBtn";
+import { Animal } from "./Animal";
+import { FondManger } from "./FondManger";
+import { Config } from "./Config";
+import { Global } from "./Global";
+import { GameState, Events } from "./Enums";
+import { PoolManager } from "./PoolManager";
+import { showToast } from "../../../Module/UIFast";
+import Scene from "../../../Module/Scene";
 
 const { ccclass, property } = _decorator;
 
-
-export enum DIR {
-    UP,
-    DOWN,
-    LEFT,
-    RIGHT,
-}
-
 @ccclass("MainGame")
 export class MainGame extends Scene {
+
   static bundle: string = "MainGame";
   static skin: string = "MainGame";
 
+  @property(Prefab)
+  private animalPrefab: Prefab = null;
+
+  @property({
+    displayName: "最多食物",
+    tooltip: "地图上随机产生食物，如果超过当前值不在产生。"
+  })
+  maxFood: number = 200;
+
+  @property({
+    displayName: "NPC数量",
+    tooltip: "当前游戏最大NPC角色"
+  })
+  private maxAnimal: number = 20;
+
+  @property({
+    type: AngleBtn,
+    displayName: "旋转按钮"
+  })
+  private angleBtn: AngleBtn = null;
+
+  @property({
+    type: FastBtn,
+    displayName: "快进按钮"
+  })
+  private fashBtn: FastBtn = null;
+
+  @property(UITransform)
+  private uiBg: UITransform = null;
+
+  @property(Snake)
+  private snake: Snake = null;
+
+  @property(FondManger)
+  fondManger: FondManger = null;
+
   @property(Node)
-    snake: Node = null;
+  private animalNode: Node = null;
 
-    @property
-    speed: number = 200;
+  @property(Label)
+  private LTips: Label = null;
 
-    onLoad() {
-        input.on(Input.EventType.TOUCH_START, this.onTouchStart, this);
-        input.on(Input.EventType.TOUCH_END, this.onTouchEnd, this);
-        input.on(Input.EventType.TOUCH_CANCEL, this.onTouchEnd, this);
+  @property(Camera)
+  camera: Camera = null;
+
+  private state: GameState = GameState.READY;
+  private rebirthSum: number = 0;
 
-        input.on(Input.EventType.KEY_DOWN, this.onKeyDown, this);
-        input.on(Input.EventType.KEY_UP, this.onKeyUp, this);
+  private static _ins: MainGame = null;
+  static get ins(): MainGame {
+    return MainGame._ins;
   }
 
-    curDir: DIR = DIR.UP;
+  onLoad() {
+
+    MainGame._ins = this;
+    PhysicsSystem2D.instance.enable = true;
 
-    keyArr = [];
+    Global.MAP_WIDTH = this.uiBg.contentSize.x;
+    Global.MAP_HIGHT = this.uiBg.contentSize.y;
 
-    async start() {
-        // this.schedule(() => {
-        //     this.snake.getComponent(Snake).addNode();
-        // }, 1);
+    // 初始化墙壁
+    const wallTop = this.uiBg.node.getChildByName("WALL_TOP");
+    wallTop.setPosition(0, Global.MAP_HIGHT / 2);
+    wallTop.getComponent(UITransform).width = Global.MAP_WIDTH;
+
+    const wallBottom = this.uiBg.node.getChildByName("WALL_BOTTOM");
+    wallBottom.setPosition(0, -Global.MAP_HIGHT / 2);
+    wallBottom.getComponent(UITransform).width = Global.MAP_WIDTH;
+
+    const wallLeft = this.uiBg.node.getChildByName("WALL_LEFT");
+    wallLeft.setPosition(-Global.MAP_WIDTH / 2, 0);
+    wallLeft.getComponent(UITransform).height = Global.MAP_HIGHT;
+
+    const wallRight = this.uiBg.node.getChildByName("WALL_RIGHT");
+    wallRight.setPosition(Global.MAP_WIDTH / 2, 0);
+    wallRight.getComponent(UITransform).height = Global.MAP_HIGHT;
+
+    // 初始化蛇
+    const skinId = Global.skinId;
+    this.snake.init(0, 0, 0, skinId, 0.2,
+      Config.SKIN_STYLE[skinId].len,
+      Config.SKIN_STYLE[skinId].taitLen, 0);
+
+    // 初始化食物和NPC
+    this.fondManger.init(this.maxFood);
+    this.initAnimal(this.maxAnimal);
+
+    // 设置游戏状态
+    this.setGameState(GameState.PLAY);
+
+    // 注册事件
+    director.on(Events.showGOver, this.showGOver, this);
+    director.on(Events.setGameState, this.setGameState, this);
   }
 
   onDestroy() {
-        input.off(Input.EventType.TOUCH_START, this.onTouchStart, this);
-        input.off(Input.EventType.TOUCH_END, this.onTouchEnd, this);
-        input.off(Input.EventType.TOUCH_CANCEL, this.onTouchEnd, this);
+    MainGame._ins = null;
 
-        input.off(Input.EventType.KEY_DOWN, this.onKeyDown, this);
-        input.off(Input.EventType.KEY_UP, this.onKeyUp, this);
   }
 
-    onKeyDown(event: EventKeyboard) {
+  update(dt: number) {
+    if (this.state == GameState.READY) return;
 
-        const keyArr = [
-            KeyCode.KEY_W,
-            KeyCode.KEY_S,
-            KeyCode.KEY_A,
-            KeyCode.KEY_D,
-        ];
+    // 更新UI提示
+    this.LTips.string = `长度：${this.snake.getSnakeLen()}  金币：${this.snake.getmoneySum()}`;
 
-        if (keyArr.indexOf(event.keyCode) > -1) {
-            this.keyArr.push(event.keyCode);
+    // 更新蛇的移动
+    this.snake.setAngle((360 - this.angleBtn.angle) % 360);
+    if (this.fashBtn.isFash) {
+      this.snake.running(dt);
+    } else {
+      this.snake.move(dt);
     }
 
-        this.setDir();
+    // 更新NPC移动
+    this.animalNode.children.forEach(child => {
+      child.getComponent(Animal)?.autoMove(dt);
+    });
   }
 
-    onKeyUp(event: EventKeyboard) {
-        const index = this.keyArr.indexOf(event.keyCode);
-        if (index > -1) {
-            this.keyArr.splice(index, 1);
+  onPause() {
+    this.setGameState(GameState.PAUSE);
+    console.log("pause");
   }
 
-        this.setDir();
+  setGameState(state: GameState) {
+    this.state = Number(state);
+    switch (this.state) {
+      case GameState.READY:
+        break;
+      case GameState.PLAY:
+        director.resume();
+        break;
+      case GameState.PAUSE:
+        director.pause();
+        break;
+      case GameState.OVER:
+        this.rebirthSum++;
+        if (this.rebirthSum > 2) return this.showGOver();
+        showToast("你已死亡！");
+        break;
+      case GameState.WIN:
+        director.pause();
+        console.log("win", this.snake.getSnakeLen(), this.snake.getmoneySum());
+        break;
+      case GameState.QUIT:
+        director.resume();
+        director.loadScene("GameMain");
+        break;
+      default:
+        console.log("err");
+    }
   }
 
-    setDir() {
-        if (!this.keyArr.length) return;
-        this.curDir = {
-            [KeyCode.KEY_W]: DIR.UP,
-            [KeyCode.KEY_S]: DIR.DOWN,
-            [KeyCode.KEY_A]: DIR.LEFT,
-            [KeyCode.KEY_D]: DIR.RIGHT,
-        }[this.keyArr[this.keyArr.length - 1]];
+  play() {
+    if (this.state == GameState.OVER) {
+      showToast("你已复活！");
+      this.state = GameState.PLAY;
+      this.snake.reInit(
+        math.randomRangeInt(-(Global.MAP_WIDTH / 2 - 50), Global.MAP_WIDTH / 2 - 50),
+        math.randomRangeInt(-(Global.MAP_HIGHT / 2 - 50), Global.MAP_HIGHT / 2 - 50)
+      );
+      // this.showGOver();
+    }
   }
 
-    onTouchStart(event: any) {
+  showGOver() {
+    console.log("showGOver", this.snake.getSnakeLen(), this.snake.getmoneySum());
+  }
 
+  private* _getItemGenerator(count: number) {
+    for (let i = 0; i < count; i++) {
+      yield this._initItem(i);
+    }
   }
 
-    onTouchEnd(event: any) {
+  private _initItem(index: number) {
+    const node = PoolManager.instance.getNode(this.animalPrefab, this.animalNode);
+    const x = math.randomRangeInt(-(Global.MAP_WIDTH / 2 - 50), Global.MAP_WIDTH / 2 - 50);
+    const y = math.randomRangeInt(-(Global.MAP_HIGHT / 2 - 50), Global.MAP_HIGHT / 2 - 50);
+    // const skinId = math.randomRangeInt(0, Config.SKIN_STYLE.length);
+    const skinId = 0;
+
+    node.getComponent(Animal)?.init(
+      x, y,
+      math.randomRangeInt(0, 360),
+      skinId, 0.2,
+      Config.SKIN_STYLE[skinId].len,
+      Config.SKIN_STYLE[skinId].taitLen,
+      index + 1
+    );
+  }
 
+  async initAnimal(count: number) {
+    await this.executePreFrame(this._getItemGenerator(count), 1);
   }
 
-    update(dt: number) {
+  executePreFrame(generator: Generator, frameTime: number): Promise<boolean> {
+    return new Promise((resolve, reject) => {
+      const iter = generator;
 
-        if (this.curDir == DIR.UP) {
-            const newY = this.snake.position.y + this.speed * dt;
-            this.snake.setPosition(this.snake.position.x, newY);
-        } else if (this.curDir == DIR.DOWN) {
-            const newY = this.snake.position.y - this.speed * dt;
-            this.snake.setPosition(this.snake.position.x, newY);
-        } else if (this.curDir == DIR.LEFT) {
-            const newX = this.snake.position.x - this.speed * dt;
-            this.snake.setPosition(newX, this.snake.position.y);
-        } else if (this.curDir == DIR.RIGHT) {
-            const newX = this.snake.position.x + this.speed * dt;
-            this.snake.setPosition(newX, this.snake.position.y);
+      const next = () => {
+        const startTime = new Date().getTime();
+        for (let result = iter.next(); ; result = iter.next()) {
+          if (!result || result.done) {
+            resolve(true);
+            return;
           }
-
+          if (new Date().getTime() - startTime > frameTime) {
+            this.scheduleOnce(() => {
+              next();
+            });
+            return;
           }
+        }
+      };
 
+      next();
+    });
+  }
 }
\ No newline at end of file

assets/Scripts/Scenes/MainGame/MainGame.ts.meta

@@ -2,7 +2,7 @@
   "ver": "4.0.24",
   "importer": "typescript",
   "imported": true,
-  "uuid": "701bec3a-f5a6-484b-92cf-5cb67aff8961",
+  "uuid": "82c443ab-937b-4bfa-8e7a-5a6a04f13710",
   "files": [],
   "subMetas": {},
   "userData": {}

assets/Scripts/Scenes/MainGame/Snake.ts

@@ -14,6 +14,7 @@ import { FoodType } from "./Enums";
 import { Global } from "./Global";
 import { PoolManager } from "./PoolManager";
 import { isIntersect } from "./uitl";
+import { MainGame } from "./MainGame";
 const { ccclass, property } = _decorator;
 
 @ccclass("Snake")
@@ -162,8 +163,8 @@ export class Snake extends Component {
           }
 
           // 生成新的食物
-          if (Global.gamePlayer.fondManger.getFoodSum() < Global.gamePlayer.maxFood) {
-            Global.gamePlayer.fondManger.setFood();
+          if (MainGame.ins.fondManger.getFoodSum() < MainGame.ins.maxFood) {
+            MainGame.ins.fondManger.setFood();
           }
         })
         .start();
@@ -258,7 +259,7 @@ export class Snake extends Component {
     this.Head.setSiblingIndex(lastIndex + 1);
 
     // 更新相机位置
-    Global.gamePlayer.camera.node.setPosition(this.Head.getPosition());
+    MainGame.ins.camera.node.setPosition(this.Head.getPosition());
   }
 
   move(dt: number) {
@@ -327,7 +328,7 @@ export class Snake extends Component {
     this.Head.setSiblingIndex(lastIndex + 1);
 
     // 更新相机位置,跟随头部
-    Global.gamePlayer.camera.node.setPosition(this.Head.getPosition());
+    MainGame.ins.camera.node.setPosition(this.Head.getPosition());
   }
 
   getSnakeLen() {

assets/Scripts/Scenes/MainGame/Snake1.ts

-import { _decorator, Component, instantiate, Node, Prefab, Vec3 } from "cc";
-
-const { ccclass, property } = _decorator;
-
-
-class SnakeNode {
-
-    node: Node = null;
-    next: SnakeNode = null;
-
-}
-
-const _tempPos = new Vec3();
-const _tempPrePos = new Vec3();
-
-@ccclass("Snake")
-export class Snake extends Component {
-
-    @property(Prefab)
-    nodePrefab: Prefab = null;
-
-    @property
-    gap: number = 50;
-
-    head: SnakeNode = null;
-    last: SnakeNode = null;
-
-    onLoad() {
-        this.last = this.head = new SnakeNode();
-        this.head.node = this.node;
-
-    }
-
-    addNode() {
-        const node = instantiate(this.nodePrefab);
-        this.node.parent.addChild(node);
-        node.position = this.last.node.position;
-
-        const snakeNode = new SnakeNode();
-        snakeNode.node = node;
-        this.last.next = snakeNode;
-        this.last = snakeNode;
-
-    }
-
-    update(dt: number) {
-        let pre: SnakeNode = this.head;
-        let current: SnakeNode = this.head.next;
-        while (current) {
-            const posDir = current.node.getPosition(_tempPos)
-                .subtract(pre.node.position)
-                .normalize();
-
-            const pos = pre.node.getPosition(_tempPrePos)
-                .add(posDir.multiplyScalar(this.gap));
-            current.node.setPosition(pos);
-
-            pre = current;
-            current = current.next;
-        }
-    }
-}
\ No newline at end of file

assets/Scripts/Scenes/MainGame/Snake1.ts.meta

-{
-  "ver": "4.0.24",
-  "importer": "typescript",
-  "imported": true,
-  "uuid": "917a4745-8677-4e4a-83f1-07545cfd07ef",
-  "files": [],
-  "subMetas": {},
-  "userData": {}
-}