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/*
  ZynAddSubFX - a software synthesizer
 
  Distorsion.h - Distorsion 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) 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 DISTORSION_H
#define DISTORSION_H

#include "../globals.h"
#include "../DSP/AnalogFilter.h"
#include "Effect.h"

//Waveshaping(called by Distorsion effect and waveshape from OscilGen)
void waveshapesmps(int n,REALTYPE *smps,unsigned char type,unsigned char drive);

class Distorsion:public Effect{
    public:
	Distorsion(int insertion,REALTYPE *efxoutl_,REALTYPE *efxoutr_);
	~Distorsion();
	void out(REALTYPE *smpsl,REALTYPE *smpr);
	void setpreset(unsigned char npreset);
	void changepar(int npar,unsigned char value);
	unsigned char getpar(int npar);
	void cleanup();
	void applyfilters(REALTYPE *efxoutl,REALTYPE *efxoutr);

    private:
	//Parametrii
	unsigned char Pvolume; //Volumul or E/R
	unsigned char Ppanning;//Panning
	unsigned char Plrcross;// L/R Mixing
	unsigned char Pdrive;  //the input amplification
	unsigned char Plevel;  //the ouput amplification
	unsigned char Ptype;   //Distorsion type
	unsigned char Pnegate; //if the input is negated 
	unsigned char Plpf;    //lowpass filter
	unsigned char Phpf;    //highpass filter
	unsigned char Pstereo; //0=mono,1=stereo
	unsigned char Pprefiltering;//if you want to do the filtering before the distorsion
	
	void setvolume(unsigned char Pvolume);
	void setpanning(unsigned char Ppanning);
	void setlrcross(unsigned char Plrcross);
	void setlpf(unsigned char Plpf);
	void sethpf(unsigned char Phpf);
	
	//Parametrii reali
	REALTYPE panning,lrcross;
	AnalogFilter *lpfl,*lpfr,*hpfl,*hpfr;

};


#endif