summaryrefslogtreecommitdiff
path: root/muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C
diff options
context:
space:
mode:
authorRobert Jonsson <spamatica@gmail.com>2011-03-07 19:01:11 +0000
committerRobert Jonsson <spamatica@gmail.com>2011-03-07 19:01:11 +0000
commite40fc849149dd97c248866a4a1d026dda5e57b62 (patch)
treeb12b358f3b3a0608001d30403358f8443118ec5f /muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C
parent1bd4f2e8d9745cabb667b043171cad22c8577768 (diff)
clean3
Diffstat (limited to 'muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C')
-rw-r--r--muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C198
1 files changed, 0 insertions, 198 deletions
diff --git a/muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C b/muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C
deleted file mode 100644
index 8180a655..00000000
--- a/muse_qt4_evolution/synti/zynaddsubfx/Effects/EQ.C
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
- ZynAddSubFX - a software synthesizer
-
- EQ.C - EQ 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
-
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "EQ.h"
-
-EQ::EQ(int insertion_,REALTYPE *efxoutl_,REALTYPE *efxoutr_){
- efxoutl=efxoutl_;
- efxoutr=efxoutr_;
- insertion=insertion_;
- filterpars=NULL;
-
- for (int i=0;i<MAX_EQ_BANDS;i++){
- filter[i].Ptype=0;
- filter[i].Pfreq=64;
- filter[i].Pgain=64;
- filter[i].Pq=64;
- filter[i].Pstages=0;
- filter[i].l=new AnalogFilter(6,1000.0,1.0,0);
- filter[i].r=new AnalogFilter(6,1000.0,1.0,0);
- };
- //default values
- Ppreset=0;
- Pvolume=50;
-
- setpreset(Ppreset);
- cleanup();
-};
-
-EQ::~EQ(){
-};
-
-/*
- * Cleanup the effect
- */
-void EQ::cleanup(){
- for (int i=0;i<MAX_EQ_BANDS;i++){
- filter[i].l->cleanup();
- filter[i].r->cleanup();
- };
-};
-
-
-
-/*
- * Effect output
- */
-void EQ::out(REALTYPE *smpsl,REALTYPE *smpsr){
- int i;
- for (i=0;i<SOUND_BUFFER_SIZE;i++){
- efxoutl[i]=smpsl[i]*volume;
- efxoutr[i]=smpsr[i]*volume;
- };
-
- for (i=0;i<MAX_EQ_BANDS;i++){
- if (filter[i].Ptype==0) continue;
- filter[i].l->filterout(efxoutl);
- filter[i].r->filterout(efxoutr);
- };
-};
-
-
-/*
- * Parameter control
- */
-void EQ::setvolume(unsigned char Pvolume){
- this->Pvolume=Pvolume;
-
- outvolume=pow(0.005,(1.0-Pvolume/127.0))*10.0;
- if (insertion==0) {
- volume=1.0;
- } else {
- volume=outvolume;
- };
-
-};
-
-
-void EQ::setpreset(unsigned char npreset){
- const int PRESET_SIZE=1;
- const int NUM_PRESETS=2;
- unsigned char presets[NUM_PRESETS][PRESET_SIZE]={
- //EQ 1
- {67},
- //EQ 2
- {67}};
-
- if (npreset>=NUM_PRESETS) npreset=NUM_PRESETS-1;
- for (int n=0;n<PRESET_SIZE;n++) changepar(n,presets[npreset][n]);
- Ppreset=npreset;
-};
-
-
-void EQ::changepar(int npar,unsigned char value){
- switch (npar){
- case 0: setvolume(value);
- break;
- };
- if (npar<10) return;
-
- int nb=(npar-10)/5;//number of the band (filter)
- if (nb>=MAX_EQ_BANDS) return;
- int bp=npar%5;//band paramenter
-
- REALTYPE tmp;
- switch(bp){
- case 0: if (value>9) value=0;//has to be changed if more filters will be added
- filter[nb].Ptype=value;
- if (value!=0){
- filter[nb].l->settype(value-1);
- filter[nb].r->settype(value-1);
- };
- break;
- case 1: filter[nb].Pfreq=value;
- tmp=600.0*pow(30.0,(value-64.0)/64.0);
- filter[nb].l->setfreq(tmp);
- filter[nb].r->setfreq(tmp);
- break;
- case 2: filter[nb].Pgain=value;
- tmp=30.0*(value-64.0)/64.0;
- filter[nb].l->setgain(tmp);
- filter[nb].r->setgain(tmp);
- break;
- case 3: filter[nb].Pq=value;
- tmp=pow(30.0,(value-64.0)/64.0);
- filter[nb].l->setq(tmp);
- filter[nb].r->setq(tmp);
- break;
- case 4: if (value>=MAX_FILTER_STAGES) value=MAX_FILTER_STAGES-1;
- filter[nb].Pstages=value;
- filter[nb].l->setstages(value);
- filter[nb].r->setstages(value);
- break;
- };
-};
-
-unsigned char EQ::getpar(int npar){
- switch (npar){
- case 0: return(Pvolume);
- break;
- };
-
- if (npar<10) return(0);
-
- int nb=(npar-10)/5;//number of the band (filter)
- if (nb>=MAX_EQ_BANDS) return(0);
- int bp=npar%5;//band paramenter
- switch(bp){
- case 0: return(filter[nb].Ptype);
- break;
- case 1: return(filter[nb].Pfreq);
- break;
- case 2: return(filter[nb].Pgain);
- break;
- case 3: return(filter[nb].Pq);
- break;
- case 4: return(filter[nb].Pstages);
- break;
- };
-
- return(0);//in case of bogus parameter number
-};
-
-
-
-
-REALTYPE EQ::getfreqresponse(REALTYPE freq){
- REALTYPE resp=1.0;
-
- for (int i=0;i<MAX_EQ_BANDS;i++){
- if (filter[i].Ptype==0) continue;
- resp*=filter[i].l->H(freq);
- };
- return(rap2dB(resp*outvolume));
-};
-
-