cartographer源码分析(38)-io-null_points_processor.h

源码可在https://github.com/learnmoreonce/SLAM 下载

文件:null_points_processor.h#ifndef CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_#define CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_#include "cartographer/io/points_processor.h"namespace cartographer {namespace io {/*NullPointsProcessor是PointsProcessor的第十个子类(10)空操作类。通常用于pipline的尾端，丢弃所有的点云，表示整个处理流程已经完毕。*/// A points processor that just drops all points. The end of a pipeline usually.class NullPointsProcessor : public PointsProcessor { public:  NullPointsProcessor() {}  ~NullPointsProcessor() override {}  //不作任何事情  void Process(std::unique_ptr<PointsBatch> points_batch) override {}  //返回"kFinished"状态，此操作会传递给上一个流水线。  FlushResult Flush() override { return FlushResult::kFinished; }};}  // namespace io}  // namespace cartographer#endif  // CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_

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* http://www.jianshu.com/u/9e38d2febec1
* https://zhuanlan.zhihu.com/learnmoreonce
* http://blog.csdn.net/learnmoreonce
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