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autowah.h

/*
    Copyright (C) 2009 Fons Adriaensen <fons@kokkinizita.net>
    
    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 __AUTOWAH_H
#define __AUTOWAH_H


#include "ladspaplugin.h"


class Ladspa_Autowah : public LadspaPlugin
{
public:

    enum { A_INP, A_OUT, C_DRIVE, C_DECAY, C_RANGE, C_FREQ, C_OPMIX, NPORT };

    Ladspa_Autowah (unsigned long fsam) : LadspaPlugin (fsam) {}
    virtual void setport (unsigned long port, LADSPA_Data *data);  
    virtual void active  (bool act);  
    virtual void runproc (unsigned long len, bool add);
    virtual ~Ladspa_Autowah (void) {}  

private:

    float     *_port [NPORT];
    float      _wbase;
    float      _bbase;
    float      _rfact;
    float      _z1, _z2;
    float      _s1, _s2;
    float      _gx, _gy;
    float      _dr;
};


#endif

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