00001 /* 00002 * Copyright 2016 The Cartographer Authors 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_ 00018 #define CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_ 00019 00020 #include "cartographer/io/points_processor.h" 00021 00022 namespace cartographer { 00023 namespace io { 00024 00025 // A points processor that just drops all points. The end of a pipeline usually. 00026 class NullPointsProcessor : public PointsProcessor { 00027 public: 00028 NullPointsProcessor() {} 00029 ~NullPointsProcessor() override {} 00030 00031 void Process(std::unique_ptr<PointsBatch> points_batch) override {} 00032 FlushResult Flush() override { return FlushResult::kFinished; } 00033 }; 00034 00035 } // namespace io 00036 } // namespace cartographer 00037 00038 #endif // CARTOGRAPHER_IO_NULL_POINTS_PROCESSOR_H_