FilterRate.h

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// SPDX-License-Identifier: LGPL-3.0-or-later
/***********************************************************************************/
/*  Copyright 2009 WSL Institute for Snow and Avalanche Research    SLF-DAVOS      */
/***********************************************************************************/
/* This file is part of MeteoIO.
    MeteoIO is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    MeteoIO is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public License
    along with MeteoIO.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FILTERRATE_H
#define FILTERRATE_H
 
#include <meteoio/meteoFilters/ProcessingBlock.h>
#include <vector>
#include <string>
 
namespace mio {
 
class FilterRate : public ProcessingBlock {
        public:
                FilterRate(const std::vector< std::pair<std::string, std::string> >& vecArgs, const std::string& name, const Config& cfg);
 
                virtual void process(const unsigned int& param, const std::vector<MeteoData>& ivec,
                                     std::vector<MeteoData>& ovec) override;
 
        private:
         typedef enum IMPLEMENTATION_TYPE {
                        LEFT,
                        RIGHT,
            LEFT_AND_RIGHT,
            LEFT_OR_RIGHT
                } implementation_type;
 
                void parse_args(const std::vector< std::pair<std::string, std::string> >& vecArgs);
        static size_t findNextPoint(const std::vector<MeteoData>& vecM, const unsigned int& param, const size_t& start_idx);
        static double getRate(const std::vector<MeteoData>& vecM, const unsigned int& param, const size_t& idx, const size_t& cmp_idx);
        bool filterOut(const std::vector<MeteoData>& vecM, const unsigned int& param, const size_t& idx, const size_t& last_good, const size_t& next_good) const;
 
                double min_rate_of_change, max_rate_of_change;
        implementation_type methodParam; 
};
 
} //end namespace
 
#endif