void Java_org_cocos2dx_lib_Cocos2dxRenderer_nativeInit(JNIEnv*  env, jobject thiz, jint w, jint h)
{
    if (!cocos2d::CCDirector::sharedDirector()->getOpenGLView())
    {
    cocos2d::CCEGLView *view = &cocos2d::CCEGLView::sharedOpenGLView();
        view->setFrameWidthAndHeight(w, h);
        // if you want to run in WVGA with HVGA resource, set it
        _view->create(480, 320);_
        cocos2d::CCDirector::sharedDirector()->setOpenGLView(view);

        AppDelegate *pAppDelegate = new AppDelegate();
        cocos2d::CCApplication::sharedApplication().run();
    }
    else
    {
        cocos2d::CCTextureCache::reloadAllTextures();
        cocos2d::CCDirector::sharedDirector()->setGLDefaultValues();
    }
}

In the function CCAccelerometer::update, the values of x, y, z are wrong!