dumpers.hh
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	#include <mpi.h>

	#ifndef DUMPERS_HH
	#define DUMPERS_HH

	/* -------------------------------------------------------------------------- */
	class Grid;

	/* -------------------------------------------------------------------------- */
	class Dumper {
	public:
	explicit Dumper(const Grid & grid, MPI_Comm communicator)
	: m_grid(grid), m_min(-1.), m_max(1.), m_communicator(communicator) {}

	virtual void dump(int step) = 0;

	void set_min(float min);
	void set_max(float max);

	float min() const;
	float max() const;

	protected:
	const Grid & m_grid;
	float m_min, m_max;

	MPI_Comm m_communicator;
	};

	/* -------------------------------------------------------------------------- */
	class DumperASCII : public Dumper {
	public:
	explicit DumperASCII(const Grid & grid, MPI_Comm communicator)
	: Dumper(grid, communicator) {}

	virtual void dump(int step);
	};

	/* -------------------------------------------------------------------------- */
	class DumperBinary : public Dumper {
	public:
	explicit DumperBinary(const Grid & grid, MPI_Comm communicator)
	: Dumper(grid, communicator) {}

	virtual void dump(int step);
	};

	#endif /* DUMPERS_HH */