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double_buffer.hh
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Created: Sat, Feb 22, 11:01

double_buffer.hh
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	#ifndef DOUBLE_BUFFER
	#define DOUBLE_BUFFER

	/* -------------------------------------------------------------------------- */
	#include <memory>
	/* -------------------------------------------------------------------------- */
	#include "grid.hh"
	/* -------------------------------------------------------------------------- */

	class DoubleBuffer {
	public:
	DoubleBuffer(int m = 0 , int n = 0);

	void resize(int m, int n);
	Grid & current();
	Grid & old();

	const Grid & current() const;
	const Grid & old() const;

	void swap();
	private:

	std::unique_ptr<Grid> m_current;
	std::unique_ptr<Grid> m_old;
	};

	#endif /* DOUBLE_BUFFER */

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