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Filter.h

/*
  ZynAddSubFX - a software synthesizer
 
  Filter.h - Filters, uses analog,formant,etc. filters
  Copyright (C) 2002-2005 Nasca Octavian Paul
  Author: Nasca Octavian Paul

  Modified for rakarrack by Josep Andreu

  This program is free software; you can redistribute it and/or modify
  it under the terms of version 2 of the GNU General Public License 
  as published by the Free Software Foundation.

  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 (version 2) for more details.

  You should have received a copy of the GNU General Public License (version 2)
  along with this program; if not, write to the Free Software Foundation,
  Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

*/

#ifndef FILTER_H
#define FILTER_H

#include "global.h"
#include "Filter_.h"
#include "AnalogFilter.h"
#include "FormantFilter.h"
#include "SVFilter.h"
#include "FilterParams.h"


class Filter
{
public:
  Filter (FilterParams * pars);
  ~Filter ();
  void filterout (REALTYPE * smp);
  void setfreq (REALTYPE frequency);
  void setfreq_and_q (REALTYPE frequency, REALTYPE q_);
  void setq (REALTYPE q_);

  REALTYPE getrealfreq (REALTYPE freqpitch);
private:
    Filter_ * filter;
  unsigned char category;
};


#endif

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