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-rw-r--r--attic/muse_qt4_evolution/synti/zynaddsubfx/Effects/DynamicFilter.C318
1 files changed, 0 insertions, 318 deletions
diff --git a/attic/muse_qt4_evolution/synti/zynaddsubfx/Effects/DynamicFilter.C b/attic/muse_qt4_evolution/synti/zynaddsubfx/Effects/DynamicFilter.C
deleted file mode 100644
index a86794f0..00000000
--- a/attic/muse_qt4_evolution/synti/zynaddsubfx/Effects/DynamicFilter.C
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- ZynAddSubFX - a software synthesizer
-
- DynamicFilter.C - "WahWah" effect and others
- 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
-
-*/
-
-#include <math.h>
-#include "DynamicFilter.h"
-#include <stdio.h>
-
-DynamicFilter::DynamicFilter(int insertion_,REALTYPE *efxoutl_,REALTYPE *efxoutr_){
- efxoutl=efxoutl_;
- efxoutr=efxoutr_;
-
- insertion=insertion_;
-
- Ppreset=0;
- filterl=NULL;
- filterr=NULL;
- filterpars=new FilterParams(0,64,64);
- setpreset(Ppreset);
- cleanup();
-};
-
-DynamicFilter::~DynamicFilter(){
- delete(filterpars);
- delete(filterl);
- delete(filterr);
-};
-
-
-/*
- * Apply the effect
- */
-void DynamicFilter::out(REALTYPE *smpsl,REALTYPE *smpsr){
- int i;
- if (filterpars->changed){
- filterpars->changed=false;
- cleanup();
- };
-
- REALTYPE lfol,lfor;
- lfo.effectlfoout(&lfol,&lfor);
- lfol*=depth*5.0;lfor*=depth*5.0;
- REALTYPE freq=filterpars->getfreq();
- REALTYPE q=filterpars->getq();
-
- for (i=0;i<SOUND_BUFFER_SIZE;i++){
- efxoutl[i]=smpsl[i];
- efxoutr[i]=smpsr[i];
-
- REALTYPE x=(fabs(smpsl[i])+fabs(smpsr[i]))*0.5;
- ms1=ms1*(1.0-ampsmooth)+x*ampsmooth+1e-10;
- };
-
-
- REALTYPE ampsmooth2=pow(ampsmooth,0.2)*0.3;
- ms2=ms2*(1.0-ampsmooth2)+ms1*ampsmooth2;
- ms3=ms3*(1.0-ampsmooth2)+ms2*ampsmooth2;
- ms4=ms4*(1.0-ampsmooth2)+ms3*ampsmooth2;
- REALTYPE rms=(sqrt(ms4))*ampsns;
-
- REALTYPE frl=filterl->getrealfreq(freq+lfol+rms);
- REALTYPE frr=filterr->getrealfreq(freq+lfor+rms);
-
- filterl->setfreq_and_q(frl,q);
- filterr->setfreq_and_q(frr,q);
-
-
- filterl->filterout(efxoutl);
- filterr->filterout(efxoutr);
-
- //panning
- for (i=0;i<SOUND_BUFFER_SIZE;i++){
- efxoutl[i]*=panning;
- efxoutr[i]*=(1.0-panning);
- };
-
-};
-
-/*
- * Cleanup the effect
- */
-void DynamicFilter::cleanup(){
- reinitfilter();
- ms1=0.0;
- ms2=0.0;
- ms3=0.0;
- ms4=0.0;
-};
-
-
-/*
- * Parameter control
- */
-
-void DynamicFilter::setdepth(unsigned char Pdepth){
- this->Pdepth=Pdepth;
- depth=pow((Pdepth/127.0),2.0);
-};
-
-
-void DynamicFilter::setvolume(unsigned char Pvolume){
- this->Pvolume=Pvolume;
- outvolume=Pvolume/127.0;
- if (insertion==0) volume=1.0;
- else volume=outvolume;
-};
-
-void DynamicFilter::setpanning(unsigned char Ppanning){
- this->Ppanning=Ppanning;
- panning=Ppanning/127.0;
-};
-
-
-void DynamicFilter::setampsns(unsigned char Pampsns){
- ampsns=pow(Pampsns/127.0,2.5)*10.0;
- if (Pampsnsinv!=0) ampsns=-ampsns;
- ampsmooth=exp(-Pampsmooth/127.0*10.0)*0.99;
- this->Pampsns=Pampsns;
-};
-
-void DynamicFilter::reinitfilter(){
- if (filterl!=NULL) delete(filterl);
- if (filterr!=NULL) delete(filterr);
- filterl=new Filter(filterpars);
- filterr=new Filter(filterpars);
-};
-
-void DynamicFilter::setpreset(unsigned char npreset){
- const int PRESET_SIZE=10;
- const int NUM_PRESETS=5;
- unsigned char presets[NUM_PRESETS][PRESET_SIZE]={
- //WahWah
- {110,64,80,0,0,64,0,90,0,60},
- //AutoWah
- {110,64,70,0,0,80,70,0,0,60},
- //Sweep
- {100,64,30,0,0,50,80,0,0,60},
- //VocalMorph1
- {110,64,80,0,0,64,0,64,0,60},
- //VocalMorph1
- {127,64,50,0,0,96,64,0,0,60}};
-
- if (npreset>=NUM_PRESETS) npreset=NUM_PRESETS-1;
- for (int n=0;n<PRESET_SIZE;n++) changepar(n,presets[npreset][n]);
-
- filterpars->defaults();
- switch(npreset){
- case 0:
- filterpars->Pcategory=0;
- filterpars->Ptype=2;
- filterpars->Pfreq=45;
- filterpars->Pq=64;
- filterpars->Pstages=1;
- filterpars->Pgain=64;
- break;
- case 1:
- filterpars->Pcategory=2;
- filterpars->Ptype=0;
- filterpars->Pfreq=72;
- filterpars->Pq=64;
- filterpars->Pstages=0;
- filterpars->Pgain=64;
- break;
- case 2:
- filterpars->Pcategory=0;
- filterpars->Ptype=4;
- filterpars->Pfreq=64;
- filterpars->Pq=64;
- filterpars->Pstages=2;
- filterpars->Pgain=64;
- break;
- case 3:
- filterpars->Pcategory=1;
- filterpars->Ptype=0;
- filterpars->Pfreq=50;
- filterpars->Pq=70;
- filterpars->Pstages=1;
- filterpars->Pgain=64;
-
- filterpars->Psequencesize=2;
- // "I"
- filterpars->Pvowels[0].formants[0].freq=34;
- filterpars->Pvowels[0].formants[0].amp=127;
- filterpars->Pvowels[0].formants[0].q=64;
- filterpars->Pvowels[0].formants[1].freq=99;
- filterpars->Pvowels[0].formants[1].amp=122;
- filterpars->Pvowels[0].formants[1].q=64;
- filterpars->Pvowels[0].formants[2].freq=108;
- filterpars->Pvowels[0].formants[2].amp=112;
- filterpars->Pvowels[0].formants[2].q=64;
- // "A"
- filterpars->Pvowels[1].formants[0].freq=61;
- filterpars->Pvowels[1].formants[0].amp=127;
- filterpars->Pvowels[1].formants[0].q=64;
- filterpars->Pvowels[1].formants[1].freq=71;
- filterpars->Pvowels[1].formants[1].amp=121;
- filterpars->Pvowels[1].formants[1].q=64;
- filterpars->Pvowels[1].formants[2].freq=99;
- filterpars->Pvowels[1].formants[2].amp=117;
- filterpars->Pvowels[1].formants[2].q=64;
- break;
- case 4:
- filterpars->Pcategory=1;
- filterpars->Ptype=0;
- filterpars->Pfreq=64;
- filterpars->Pq=70;
- filterpars->Pstages=1;
- filterpars->Pgain=64;
-
- filterpars->Psequencesize=2;
- filterpars->Pnumformants=2;
- filterpars->Pvowelclearness=0;
-
- filterpars->Pvowels[0].formants[0].freq=70;
- filterpars->Pvowels[0].formants[0].amp=127;
- filterpars->Pvowels[0].formants[0].q=64;
- filterpars->Pvowels[0].formants[1].freq=80;
- filterpars->Pvowels[0].formants[1].amp=122;
- filterpars->Pvowels[0].formants[1].q=64;
-
- filterpars->Pvowels[1].formants[0].freq=20;
- filterpars->Pvowels[1].formants[0].amp=127;
- filterpars->Pvowels[1].formants[0].q=64;
- filterpars->Pvowels[1].formants[1].freq=100;
- filterpars->Pvowels[1].formants[1].amp=121;
- filterpars->Pvowels[1].formants[1].q=64;
- break;
- };
-
-// for (int i=0;i<5;i++){
-// printf("freq=%d amp=%d q=%d\n",filterpars->Pvowels[0].formants[i].freq,filterpars->Pvowels[0].formants[i].amp,filterpars->Pvowels[0].formants[i].q);
-// };
- if (insertion==0) changepar(0,presets[npreset][0]/2);//lower the volume if this is system effect
- Ppreset=npreset;
-
- reinitfilter();
-};
-
-
-void DynamicFilter::changepar(int npar,unsigned char value){
- switch(npar){
- case 0: setvolume(value);
- break;
- case 1: setpanning(value);
- break;
- case 2: lfo.Pfreq=value;
- lfo.updateparams();
- break;
- case 3: lfo.Prandomness=value;
- lfo.updateparams();
- break;
- case 4: lfo.PLFOtype=value;
- lfo.updateparams();
- break;
- case 5: lfo.Pstereo=value;
- lfo.updateparams();
- break;
- case 6: setdepth(value);
- break;
- case 7: setampsns(value);
- break;
- case 8: Pampsnsinv=value;
- setampsns(Pampsns);
- break;
- case 9: Pampsmooth=value;
- setampsns(Pampsns);
- break;
- };
-};
-
-unsigned char DynamicFilter::getpar(int npar){
- switch (npar){
- case 0: return(Pvolume);
- break;
- case 1: return(Ppanning);
- break;
- case 2: return(lfo.Pfreq);
- break;
- case 3: return(lfo.Prandomness);
- break;
- case 4: return(lfo.PLFOtype);
- break;
- case 5: return(lfo.Pstereo);
- break;
- case 6: return(Pdepth);
- break;
- case 7: return(Pampsns);
- break;
- case 8: return(Pampsnsinv);
- break;
- case 9: return(Pampsmooth);
- break;
- default:return (0);
- };
-
-};
-
-
-
-
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