cocos2d-x 播放音乐和音效

首先在头文件里添加：

#include "SimpleAudioEngine.h"
  //预加载音效
  CocosDenshion::SimpleAudioEngine::sharedEngine()->preloadEffect("test.mp3");
  //播放音效
 CocosDenshion::SimpleAudioEngine::sharedEngine()->playEffect("test.mp3");