邯郸网站建设渠道,昆山设计网站公司,微信电脑网站是什么原因,装修全包报价明细表2023#xff08;待完善#xff0c;给玩家加上摄像机跟随效果#xff09; 1、stick监听cc.Node.EventType.TOUCH_MOVE事件#xff0c;获取tick移动的坐标和朝向#xff0c;限制移动的范围 2、根据stick的朝向#xff0c;每帧更新player的位置和方向 // 摇杆代码 joy_stick.jsc…待完善给玩家加上摄像机跟随效果 1、stick监听cc.Node.EventType.TOUCH_MOVE事件获取tick移动的坐标和朝向限制移动的范围 2、根据stick的朝向每帧更新player的位置和方向 // 摇杆代码 joy_stick.jscc.Class({extends: cc.Component,properties: {// foo: {// // ATTRIBUTES:// default: null, // The default value will be used only when the component attaching// // to a node for the first time// type: cc.SpriteFrame, // optional, default is typeof default// serializable: true, // optional, default is true// },// bar: {// get () {// return this._bar;// },// set (value) {// this._bar value;// }// },stick:{type: cc.Node,default: null},max_r : 80},// LIFE-CYCLE CALLBACKS:
onLoad () {this.start_pos cc.v2(0, 0);this.stick.setPosition(this.start_pos);this.dir cc.v2(0, 0);this.stick.on(cc.Node.EventType.TOUCH_START, function(){}.bind(this), this);this.stick.on(cc.Node.EventType.TOUCH_MOVE, function(e){var w_pos e.getLocation();var pos this.node.convertToNodeSpaceAR(w_pos);var len pos.mag();/* 好处归一化一个方向只有一个值;this.dir.x cos(r);this.dir.y sin(r);// -1, 1*/this.dir.x pos.x / len;this.dir.y pos.y / len;if(len this.max_r){// 三角函数或者比例关系算坐标pos.x pos.x * this.max_r / len;pos.y pos.y * this.max_r / len;}this.stick.setPosition(pos);}.bind(this), this);this.stick.on(cc.Node.EventType.TOUCH_END, function(){this.dir cc.v2(0, 0);this.stick.setPosition(this.start_pos);}.bind(this), this);this.stick.on(cc.Node.EventType.TOUCH_CANCEL, function(){this.dir cc.v2(0, 0);this.stick.setPosition(this.start_pos);}.bind(this), this);},start () {},// update (dt) {},
}); // 玩家代码 player.jsvar joy_stick require(joy_stick);
cc.Class({extends: cc.Component,properties: {stick : {default : null,type : joy_stick},speed : 80},// LIFE-CYCLE CALLBACKS:// onLoad () {},
start () {},update (dt) {if (this.stick.dir.mag() 0.5) {return;}var vx this.stick.dir.x * this.speed;var vy this.stick.dir.y * this.speed;this.node.x vx * dt;this.node.y vy * dt;// Math.atan2(y,x) 计算出来的结果angel是一个弧度值 数学的弧度是逆时针的 而游戏中是顺时针的var angel Math.atan2(this.stick.dir.y, this.stick.dir.x);var degree angel* 180 / Math.PI;degree 360 - degree 90;this.node.rotation degree;},
}); 转载于:https://www.cnblogs.com/orxx/p/10652349.html
