1.DrawNode drawRect全屏:pad:460,320.iphone:400,300
2.cocos2d-x-3.13.1 & ios10.1 :不设置position,ios模拟器屏幕上就看不到了
3.cocos2d-x console 生成初始项目:
~/Desktop/cocos2d-x-3.13.1/tools/cocos2d-console/bin/cocos new HelloMath -l cpp -p com.lipeiran.hellomath -d ~/Desktop