qt-everywhere-src-5.15.1/qtmultimedia/examples/multimedia/spectrum/3rdparty/fftreal/TestWhiteNoiseGen.h

/*****************************************************************************

        TestWhiteNoiseGen.h
        Copyright (c) 2005 Laurent de Soras

--- Legal stuff ---

This library 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 2.1 of the License, or (at your option) any later version.

This library 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 this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*Tab=3***********************************************************************/



#if ! defined (TestWhiteNoiseGen_HEADER_INCLUDED)
#define	TestWhiteNoiseGen_HEADER_INCLUDED

#if defined (_MSC_VER)
	#pragma once
	#pragma warning (4 : 4250) // "Inherits via dominance."
#endif



/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



template <class DT>
class TestWhiteNoiseGen
{

/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

public:

	typedef	DT	DataType;

						TestWhiteNoiseGen ();
	virtual			~TestWhiteNoiseGen () {}

	void				generate (DataType data_ptr [], long len);



/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

protected:



/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

private:

	typedef	unsigned long	StateType;

	StateType		_rand_state;



/*\\\ FORBIDDEN MEMBER FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

private:

						TestWhiteNoiseGen (const TestWhiteNoiseGen &other);
	TestWhiteNoiseGen &
						operator = (const TestWhiteNoiseGen &other);
	bool				operator == (const TestWhiteNoiseGen &other);
	bool				operator != (const TestWhiteNoiseGen &other);

};	// class TestWhiteNoiseGen



#include	"TestWhiteNoiseGen.hpp"



#endif	// TestWhiteNoiseGen_HEADER_INCLUDED



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