.CocosCretor版本3.2.1

编辑器VScode

制作游戏背景的循环滚动

import { _decorator, Component, Node } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('MoveingSceneBg')
export class MoveingSceneBg extends Component {


    @property(Node)
    bg01: Node = null!;

    @property (Node)
    bg02: Node = null!;

    private _bgSpeed= 10;
    private _bgMovingRange =90;

    // [1]
    // dummy = '';

    // [2]
    // @property
    // serializableDummy = 0;

    start () {
        
        this._Init();
        // [3]
    }

    update (deltaTime: number) {
         this._moveBackGround(deltaTime);
    }


    private _Init(){

        this.bg01.setPosition(0,0,0);
        this.bg02.setPosition(0,0,-this._bgMovingRange);


    }

    private _moveBackGround(deltaTime: number){
 
        this.bg01.setPosition(0,0,this.bg01.position.z +this._bgSpeed*deltaTime );

        this.bg02.setPosition(0,0,this.bg02.position.z +this._bgSpeed*deltaTime );

        if(this.bg01.position.z > this._bgMovingRange){

            this.bg01.setPosition(0,0,this.bg02.position.z   - this._bgMovingRange);

        }else if    (this.bg02.position.z > this._bgMovingRange){

            this.bg02.setPosition(0,0,this.bg01.position.z   - this._bgMovingRange);

        }
}
}

/**
 * [1] Class member could be defined like this.
 * [2] Use `property` decorator if your want the member to be serializable.
 * [3] Your initialization goes here.
 * [4] Your update function goes here.
 *
 * Learn more about scripting: https://docs.cocos.com/creator/3.0/manual/en/scripting/
 * Learn more about CCClass: https://docs.cocos.com/creator/3.0/manual/en/scripting/ccclass.html
 * Learn more about life-cycle callbacks: https://docs.cocos.com/creator/3.0/manual/en/scripting/life-cycle-callbacks.html
 */