Alienwah.h

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/*
  ZynAddSubFX - a software synthesizer
 
  Alienwah.h - "AlienWah" effect
  Copyright (C) 2002-2005 Nasca Octavian Paul
  Author: Nasca Octavian Paul
 
  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 or later) 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 ALIENWAH_H
#define ALIENWAH_H
 
#include <complex>
#include "Effect.h"
#include "EffectLFO.h"
 
#define MAX_ALIENWAH_DELAY 100

class Alienwah:public Effect
{
    public:
        Alienwah(bool insertion_,
                 float *const efxoutl_,
                 float *const efxoutr_,
                 unsigned int srate, int bufsize);
        ~Alienwah();
        void out(const Stereo<float *> &smp);
 
        void setpreset(unsigned char npreset);
        void changepar(int npar, unsigned char value);
        unsigned char getpar(int npar) const;
        void cleanup(void);
 
    private:
        //Alienwah Parameters
        EffectLFO     lfo;      //lfo-ul Alienwah
        unsigned char Pvolume;
        unsigned char Pdepth;   //the depth of the Alienwah
        unsigned char Pfb;      //feedback
        unsigned char Pdelay;
        unsigned char Pphase;
 
 
        //Control Parameters
        void setvolume(unsigned char _Pvolume);
        void setdepth(unsigned char _Pdepth);
        void setfb(unsigned char _Pfb);
        void setdelay(unsigned char _Pdelay);
        void setphase(unsigned char _Pphase);
 
        //Internal Values
        float fb, depth, phase;
        std::complex<float> *oldl, *oldr;
        std::complex<float>  oldclfol, oldclfor;
        int oldk;
};
 
#endif