getRootByConfig (pluginName, playerConfig) {
    const keys = Object.keys(playerConfig)
    let _pConfig = null
    for (let i = 0; i < keys.length; i++) {
      if (pluginName.toLowerCase() === keys[i].toLowerCase()) {
        _pConfig = playerConfig[keys[i]]
        break
      }
    }

    if (Util.typeOf(_pConfig) === 'Object') {
      return {
        root: _pConfig.root,
        position: _pConfig.position
      }
    }
    return {}
  }
get plugin Config from playerConfig
@param { string } pluginName
@param { {[propName: string]: any;} } playerConfig
@return { {[propName: string]: any;} } pluginConfig