reader.h
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	//
	// Created by Arnaud Pannatier on 06.05.18.
	//

	#ifndef PHPCTSUNAMIPROJECT_READER_H
	#define PHPCTSUNAMIPROJECT_READER_H

	#include <string>
	#include <mpi.h>
	#include "grid.h"

	class Reader {
	public:
	/// Binary reader - Classical approach - row major
	static Grid readGridFromFile(std::string, int, int);
	/// Binary Parallel reader - row major
	static Grid ParallelReadFromFile(std::string, int, int, MPI_Comm);
	/// Binary Parallel reader - column major
	static Grid ParallelReadFromColumnMajorFile(std::string, int, int,int, MPI_Comm);
	/// Binary writer - Classical approach - row major
	static void writeGridInFile(Grid&, std::string, int,int);
	/// Binary Parallel Writer - row major
	static void ParallelwriteGridInFile(double*, std::string, int,int, MPI_Comm);
	/// Binary Parallel Writer - Column major
	static void ParallelwriteGridInColumnMajorFile(double*, std::string, int,int,int, MPI_Comm);

	/// Transpose the grid for Column major writing
	static std::vector<double> PrepareVectorForColumnMajor(std::vector<double> arr, int, int);
	};


	#endif //PHPCTSUNAMIPROJECT_READER_H