 
/************************************************************************
 ************************************************************************
    FAUST compiler
	Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
    ---------------------------------------------------------------------
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 ************************************************************************
 ************************************************************************/
 
#ifndef __LOOPDETECTOR__
#define __LOOPDETECTOR__
 
 
 
/** 						
 * \file loopDetector.hh 
 *
 * Detect evaluation loops 
 *
 *
 **/
 
 

#include "boxes.hh"
#include "sourcereader.hh"

class loopDetector
{
		const int		fBuffersize;
		const int		fCheckperiod;
		vector<Tree>	fBuffer;
		int				fPhase;
		
	public:
        loopDetector(int buffersize, int checkperiod) : fBuffersize(buffersize), fCheckperiod(checkperiod), fBuffer(buffersize), fPhase(0) {}
		bool 	detect 	(Tree t);
		
};


#endif

