EvtMTRandomEngine.hh
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EvtMTRandomEngine.hh
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	//--------------------------------------------------------------------------
	//
	// Environment:
	// This software is part of the EvtGen package. If you use all or part
	// of it, please give an appropriate acknowledgement.
	//
	// Copyright Information: See EvtGen/COPYRIGHT
	// Copyright (C) 2015 University of Warwick, UK
	//
	// Module: EvtGenBase/EvtMTRandomEngine.hh
	//
	// Generate random numbers using the Mersenne-Twister MT19937.
	// Member function random returns a random number in the range ]0..1[.
	//
	// Modification history:
	//
	// John Back Aug 2015 Module created
	//
	//------------------------------------------------------------------------

	#ifndef EVTMTRANDOMENGINE_HH
	#define EVTMTRANDOMENGINE_HH

	#include "EvtGenBase/EvtRandomEngine.hh"

	#include <random>

	class EvtMTRandomEngine : public EvtRandomEngine {

	public:

	EvtMTRandomEngine(unsigned int seed = 1430957218);

	virtual double random();

	private:

	std::mt19937 engine_;

	typedef std::uniform_real_distribution<double> URDist;
	URDist distribution_;

	};

	#endif