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cocos creator 开发过程中的问题及解答

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Ray1024/cocoscreator-Q-A

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Q: 微信锁屏后卡死的问题

引擎代码中找到下面代码,并屏蔽掉,可以解决微信锁屏后卡死的问题
//opts["preserveDrawingBuffer"] = true;

Q: Sprite的filled模式出问题了?

在图集中禁用旋转
http://forum.cocos.com/t/sprite-filled/43661
补充:物理引擎生成多边形刚体时,也要禁止旋转

Q: 微信小游戏中超越好友出现不显示的问题?

wx.getFriendCloudStorage不能频繁调用,可以在游戏一开始调用一次,然后在游戏中直接用就可以了

Q: 图片加载

        this.node.getComponent(cc.Sprite).spriteFrame = new cc.SpriteFrame(cc.url.raw('resources/texture/icon-libao.png'));        // 加载本地图片 SpriteFrame        cc.loader.loadRes("texture/maxscore.png", cc.SpriteFrame, function (err, spriteFrame) {            self.moreGame.spriteFrame = spriteFrame;        });    // 加载远程图片        let self = this;        let remoteUrl = Global.linkGames[this.linkGameIndex].linkImage;        cc.loader.load(remoteUrl, function (err, texture) {            self.moreGame.spriteFrame = new cc.SpriteFrame(texture);        });

Q: ip定位

// 判断分享模式getLocation: function () {    let self = this;    this.sendHttpRequest('http://api.map.baidu.com/location/ip?ak=ia6HfFL660Bvh43exmH9LrI6', (xhr) => {        console.log('getIp', xhr);        let data = JSON.parse(xhr.responseText);        console.log('data ', data);        console.log('获取的具体位置:', data.content.address_detail.province + "," + data.content.address_detail.city);    }, (error) => {        console.log('error', error);    })},

Q: 定制js引擎gulp build失败?

CLI version 3.9.1
Local version 3.9.1
这两个版本一定要一致

Q: A星寻路算法在cocoscreator里的用法?

首先选择JS版本的实现,也可以自己写,但是效率不一定高。
我找的JS版本的A星算法参考:https://github.com/bgrins/javascript-astar
在creator里选择作为插件导入js文件,即可使用。

Q: 2.0.9版本构建ios项目成功后,编译失败?

错误提示:tool 'xcodebuild' requires Xcode, but active developer directory '/Library/Developer/CommandLineTools' is a command line tools instance
解决办法:因为mac中多个xcode存在,被重命名了

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