GRIBIO.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 GRIBIO_H
#define GRIBIO_H
 
#include <meteoio/IOInterface.h>
#include <meteoio/plugins/GRIBFile.h>
 
#include <string>
 
namespace mio {
 
        using namespace codes;
class GRIBIO : public IOInterface {
        public:
                GRIBIO(const std::string& configfile);
                GRIBIO(const Config& cfgreader);
 
                virtual bool list2DGrids(const Date& /*start*/, const Date& /*end*/, std::map<Date, std::set<size_t> >& /*list*/) {return false;}
                virtual void read2DGrid(Grid2DObject& grid_out, const std::string& parameter="");
                virtual void read2DGrid(Grid2DObject& grid_out, const MeteoGrids::Parameters& parameter, const Date& date);
                virtual void readDEM(DEMObject& dem_out);
 
                virtual void readMeteoData(const Date& dateStart, const Date& dateEnd,
                                           std::vector< std::vector<MeteoData> >& vecMeteo);
 
        private:
                const Config cfg;
                std::string coordin, coordinparam, coordout, coordoutparam; //projection parameters
 
                std::string meteopath_in, grid2dpath_in, table_path;
                std::string meteo_ext, meteo_pattern,grid2d_ext, grid_2d_pattern;
                bool recursive_search;
                bool verbose;
 
                bool update_dem;
                double bearing_offset, latitudeOfNorthernPole, longitudeOfNorthernPole;
                bool llcorner_initialized;
                Coords llcorner;
                double cellsize, factor_x, factor_y;
 
 
                bool grid_initialized, meteo_initialized;
                GRIBTable parameter_table;
                std::vector<GRIBFile> cache_meteo, cache_grid2d;
 
                std::vector<Coords> vecPts; //points to use for virtual stations if METEO=GRIB
 
                void setOptions();
                void initTable();
                void scanPath(const std::string &in_path, const std::string &in_ext, const std::string &in_pattern, std::vector<GRIBFile> &cache);
                void initialize();
                void readStations(std::vector<Coords> &vecPoints);
                Coords getGeolocalization(double &cellsize_x, double &cellsize_y, const std::map<std::string,double> &grid_params);
 
                // GRIDDED DATA
                void initializeLLCorner(const std::map<std::string, double>& grid_params);
                void read2Dlevel(CodesHandlePtr &h, Grid2DObject &grid_out, const std::map<std::string, double> &grid_params );
                void processSingleMessage(Grid2DObject& dem_out ,GRIBFile& dem_file, const GRIBTable& dem_table, const MeteoGrids::Parameters& parameter);
 
                // METEO DATA
                bool readMeteoMeta(GRIBFile& file ,std::vector<Coords>& vecPoints, std::vector<StationData> &stations, std::vector<double> &lats, std::vector<double> &lons);
        bool removeDuplicatePoints(std::vector<Coords> &vecPoints, std::vector<double> &lats, std::vector<double> &lons); // remove potential duplicates. Returns true if some have been removed
 
};
 
} //namespace
#endif