.. _program_listing_file__tmp_ws_src_grid_map_grid_map_filters_include_grid_map_filters_ThresholdFilter.hpp:

Program Listing for File ThresholdFilter.hpp
============================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_grid_map_grid_map_filters_include_grid_map_filters_ThresholdFilter.hpp>` (``/tmp/ws/src/grid_map/grid_map_filters/include/grid_map_filters/ThresholdFilter.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /*
    * ThresholdFilter.hpp
    *
    *  Created on: Mar 16, 2015
    *      Author: Martin Wermelinger, Peter Fankhauser
    *   Institute: ETH Zurich, ANYbotics
    */
   
   #ifndef GRID_MAP_FILTERS__THRESHOLDFILTER_HPP_
   #define GRID_MAP_FILTERS__THRESHOLDFILTER_HPP_
   
   #include <filters/filter_base.hpp>
   
   #include <string>
   #include <vector>
   
   namespace grid_map
   {
   
   template<typename T>
   class ThresholdFilter : public filters::FilterBase<T>
   {
   public:
     ThresholdFilter();
   
     virtual ~ThresholdFilter();
   
     bool configure() override;
   
     bool update(const T & mapIn, T & mapOut) override;
   
   private:
     std::string layer_;
   
     double lowerThreshold_;
   
     double upperThreshold_;
   
     double setTo_;
   
     bool useLowerThreshold_, useUpperThreshold_;
   };
   
   }  // namespace grid_map
   #endif  // GRID_MAP_FILTERS__THRESHOLDFILTER_HPP_