rgb-d slam 问题解决:create’ is not a member of ‘cv::FeatureDetector {aka cv::Feature2D}’ detecto

detectFeatures.cpp:37:16: error: ‘create’ is not a member of ‘cv::FeatureDetector {aka cv::Feature2D}’
     detector = cv::FeatureDetector::create("ORB");

1.出现这个问题的主要原因是OpenCV版本不同，针对3.0以后的版本，特征提取器的声明方式有变化：

detector = cv::ORB::create();具体的参数可以源码查阅