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/*
ZynAddSubFX - a software synthesizer
Chorus.h - Chorus and Flange effects
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 CHORUS_H
#define CHORUS_H
#include "../globals.h"
#include "Effect.h"
#include "EffectLFO.h"
#define MAX_CHORUS_DELAY 250.0 //ms
class Chorus:public Effect {
public:
Chorus(int insetion_,REALTYPE *efxoutl_,REALTYPE *efxoutr_);
~Chorus();
void out(REALTYPE *smpsl,REALTYPE *smpsr);
void setpreset(unsigned char npreset);
void changepar(int npar,unsigned char value);
unsigned char getpar(int npar);
void cleanup();
private:
//Parametrii Chorus
EffectLFO lfo;//lfo-ul chorus
unsigned char Pvolume;
unsigned char Ppanning;
unsigned char Pdepth;//the depth of the Chorus(ms)
unsigned char Pdelay;//the delay (ms)
unsigned char Pfb;//feedback
unsigned char Plrcross;//feedback
unsigned char Pflangemode;//how the LFO is scaled, to result chorus or flange
unsigned char Poutsub;//if I wish to substract the output instead of the adding it
//Control Parametrii
void setvolume(unsigned char Pvolume);
void setpanning(unsigned char Ppanning);
void setdepth(unsigned char Pdepth);
void setdelay(unsigned char Pdelay);
void setfb(unsigned char Pfb);
void setlrcross(unsigned char Plrcross);
//Valorile interne
REALTYPE depth,delay,fb,lrcross,panning;
REALTYPE dl1,dl2,dr1,dr2,lfol,lfor;
int insertion,maxdelay;
REALTYPE *delayl,*delayr;
int dlk,drk,dlhi,dlhi2;
REALTYPE getdelay(REALTYPE xlfo);
REALTYPE dllo,mdel;
};
#endif
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