Accelerator.

.h

• void OnAcceleration(cocos2d::Acceleration *acc,cocos2d::Event *event);

.cpp

• Device::setAccelerometerEnabled(true);
  auto listener2 = EventListenerAcceleration::create(CC_CALLBACK_2(HelloWorld::onAcceleration,this));
  _eventDispatcher->addEventListenerWithSceneGraphPriority(listener2,this);
  
  void HelloWorld::onAcceleration(cocos2d::Acceleration *acc,cocos2d::Event *event)
  {
  CCLOG("%f",acc->z);
  }