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lmms/plugins/sfxr/sfxr.cpp

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/*
* sfxr.cpp - port of sfxr to LMMS
* Originally written by Tomas Pettersson. For the original license,
* please read readme.txt in this directory
*
* Copyright (c) 2014 Wong Cho Ching
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*/
#include <cstdlib>
#include <time.h>
#define rnd(n) (rand()%(n+1))
#define PI 3.14159265f
float frnd(float range)
{
return (float)rnd(10000)/10000*range;
}
#include <QtXml/QDomElement>
#include "sfxr.h"
#include "engine.h"
#include "InstrumentTrack.h"
#include "knob.h"
#include "NotePlayHandle.h"
#include "pixmap_button.h"
#include "templates.h"
#include "tooltip.h"
#include "song.h"
#include "MidiEvent.h"
#include "MidiTime.h"
#include "embed.cpp"
extern "C"
{
Plugin::Descriptor PLUGIN_EXPORT sfxr_plugin_descriptor =
{
STRINGIFY( PLUGIN_NAME ),
"sfxr",
QT_TRANSLATE_NOOP( "pluginBrowser",
"LMMS port of sfxr" ),
"Wong Cho Ching",
0x0100,
Plugin::Instrument,
new PluginPixmapLoader( "logo" ),
NULL,
NULL
} ;
}
SfxrSynth::SfxrSynth( const sfxrInstrument * s ):
s(s),
playing_sample( true )
{
resetSample( false );
}
SfxrSynth::~SfxrSynth()
{
}
void SfxrSynth::resetSample( bool restart )
{
if(!restart)
{
phase=0;
}
fperiod=100.0/(s->m_startFreqModel.value()*s->m_startFreqModel.value()+0.001);
period=(int)fperiod;
fmaxperiod=100.0/(s->m_minFreqModel.value()*s->m_minFreqModel.value()+0.001);
fslide=1.0-pow((double)s->m_slideModel.value(), 3.0)*0.01;
fdslide=-pow((double)s->m_dSlideModel.value(), 3.0)*0.000001;
square_duty=0.5f-s->m_sqrDutyModel.value()*0.5f;
square_slide=-s->m_sqrSweepModel.value()*0.00005f;
if(s->m_changeAmtModel.value()>=0.0f)
arp_mod=1.0-pow((double)s->m_changeAmtModel.value(), 2.0)*0.9;
else
arp_mod=1.0+pow((double)s->m_changeAmtModel.value(), 2.0)*10.0;
arp_time=0;
arp_limit=(int)(pow(1.0f-s->m_changeSpeedModel.value(), 2.0f)*20000+32);
if(s->m_changeSpeedModel.value()==1.0f)
arp_limit=0;
if(!restart)
{
// reset filter
fltp=0.0f;
fltdp=0.0f;
fltw=pow(s->m_lpFilCutModel.value(), 3.0f)*0.1f;
fltw_d=1.0f+s->m_lpFilCutSweepModel.value()*0.0001f;
fltdmp=5.0f/(1.0f+pow(s->m_lpFilResoModel.value(), 2.0f)*20.0f)*(0.01f+fltw);
if(fltdmp>0.8f) fltdmp=0.8f;
fltphp=0.0f;
flthp=pow(s->m_hpFilCutModel.value(), 2.0f)*0.1f;
flthp_d=1.0+s->m_hpFilCutSweepModel.value()*0.0003f;
// reset vibrato
vib_phase=0.0f;
vib_speed=pow(s->m_vibSpeedModel.value(), 2.0f)*0.01f;
vib_amp=s->m_vibDepthModel.value()*0.5f;
// reset envelope
env_vol=0.0f;
env_stage=0;
env_time=0;
env_length[0]=(int)(s->m_attModel.value()*s->m_attModel.value()*100000.0f);
env_length[1]=(int)(s->m_holdModel.value()*s->m_holdModel.value()*100000.0f);
env_length[2]=(int)(s->m_decModel.value()*s->m_decModel.value()*100000.0f);
fphase=pow(s->m_phaserOffsetModel.value(), 2.0f)*1020.0f;
if(s->m_phaserOffsetModel.value()<0.0f) fphase=-fphase;
fdphase=pow(s->m_phaserSweepModel.value(), 2.0f)*1.0f;
if(s->m_phaserSweepModel.value()<0.0f) fdphase=-fdphase;
iphase=abs((int)fphase);
ipp=0;
for(int i=0;i<1024;i++)
phaser_buffer[i]=0.0f;
for(int i=0;i<32;i++)
noise_buffer[i]=frnd(2.0f)-1.0f;
rep_time=0;
rep_limit=(int)(pow(1.0f-s->m_repeatSpeedModel.value(), 2.0f)*20000+32);
if(s->m_repeatSpeedModel.value()==0.0f)
rep_limit=0;
}
}
void SfxrSynth::update( sampleFrame * buffer, const int32_t frameNum )
{
for(int i=0;i<frameNum;i++)
{
if(!playing_sample)
{
for( ch_cnt_t j=0; j < DEFAULT_CHANNELS; j++ )
{
buffer[i][j]=0.0f;
}
}
rep_time++;
if(rep_limit!=0 && rep_time>=rep_limit)
{
rep_limit=0;
resetSample(true);
}
// frequency envelopes/arpeggios
arp_time++;
if(arp_limit!=0 && arp_time>=arp_limit)
{
arp_limit=0;
fperiod*=arp_mod;
}
fslide+=fdslide;
fperiod*=fslide;
if(fperiod>fmaxperiod)
{
fperiod=fmaxperiod;
if(s->m_minFreqModel.value()>0.0f)
playing_sample=false;
}
float rfperiod=fperiod;
if(vib_amp>0.0f)
{
vib_phase+=vib_speed;
rfperiod=fperiod*(1.0+sin(vib_phase)*vib_amp);
}
period=(int)rfperiod;
if(period<8) period=8;
square_duty+=square_slide;
if(square_duty<0.0f) square_duty=0.0f;
if(square_duty>0.5f) square_duty=0.5f;
// volume envelope
env_time++;
if(env_time>env_length[env_stage])
{
env_time=0;
env_stage++;
if(env_stage==3)
playing_sample=false;
}
if(env_stage==0)
env_vol=(float)env_time/env_length[0];
if(env_stage==1)
env_vol=1.0f+pow(1.0f-(float)env_time/env_length[1], 1.0f)*2.0f*s->m_susModel.value();
if(env_stage==2)
env_vol=1.0f-(float)env_time/env_length[2];
// phaser step
fphase+=fdphase;
iphase=abs((int)fphase);
if(iphase>1023) iphase=1023;
if(flthp_d!=0.0f)
{
flthp*=flthp_d;
if(flthp<0.00001f) flthp=0.00001f;
if(flthp>0.1f) flthp=0.1f;
}
float ssample=0.0f;
for(int si=0;si<8;si++) // 8x supersampling
{
float sample=0.0f;
phase++;
if(phase>=period)
{
// phase=0;
phase%=period;
if(s->m_waveFormModel.value()==3)
for(int i=0;i<32;i++)
noise_buffer[i]=frnd(2.0f)-1.0f;
}
// base waveform
float fp=(float)phase/period;
switch(s->m_waveFormModel.value())
{
case 0: // square
if(fp<square_duty)
sample=0.5f;
else
sample=-0.5f;
break;
case 1: // sawtooth
sample=1.0f-fp*2;
break;
case 2: // sine
sample=(float)sin(fp*2*PI);
break;
case 3: // noise
sample=noise_buffer[phase*32/period];
break;
}
// lp filter
float pp=fltp;
fltw*=fltw_d;
if(fltw<0.0f) fltw=0.0f;
if(fltw>0.1f) fltw=0.1f;
if(s->m_lpFilCutModel.value()!=1.0f)
{
fltdp+=(sample-fltp)*fltw;
fltdp-=fltdp*fltdmp;
}
else
{
fltp=sample;
fltdp=0.0f;
}
fltp+=fltdp;
// hp filter
fltphp+=fltp-pp;
fltphp-=fltphp*flthp;
sample=fltphp;
// phaser
phaser_buffer[ipp&1023]=sample;
sample+=phaser_buffer[(ipp-iphase+1024)&1023];
ipp=(ipp+1)&1023;
// final accumulation and envelope application
ssample+=sample*env_vol;
}
//ssample=ssample/8*master_vol;
//ssample*=2.0f*sound_vol;
ssample*=0.025f;
if(buffer!=NULL)
{
if(ssample>1.0f) ssample=1.0f;
if(ssample<-1.0f) ssample=-1.0f;
for( ch_cnt_t j=0; j<DEFAULT_CHANNELS; j++ )
{
buffer[i][j]=ssample;
}
}
}
}
bool SfxrSynth::isPlaying() const
{
return playing_sample;
}
sfxrInstrument::sfxrInstrument( InstrumentTrack * _instrument_track ) :
Instrument( _instrument_track, &sfxr_plugin_descriptor ),
m_attModel(0.0f, this, "Attack Time"),
m_holdModel(0.3f, this, "Sustain Time"),
m_susModel(0.0f, this, "Sustain Punch"),
m_decModel(0.4f, this, "Decay Time"),
m_startFreqModel(0.3f, this, "Start Frequency"),
m_minFreqModel(0.0f, this, "Min Frequency"),
m_slideModel(0.0f, this, "Slide"),
m_dSlideModel(0.0f, this, "Delta Slide"),
m_vibDepthModel(0.0f, this, "Vibrato Depth"),
m_vibSpeedModel(0.0f, this, "Vibrato Speed"),
m_changeAmtModel(0.0f, this, "Change Amount"),
m_changeSpeedModel(0.0f, this, "Change Speed"),
m_sqrDutyModel(0.0f, this, "Squre Duty"),
m_sqrSweepModel(0.0f, this, "Squre Sweep"),
m_repeatSpeedModel(0.0f, this, "Repeat Speed"),
m_phaserOffsetModel(0.0f, this, "Phaser Offset"),
m_phaserSweepModel(0.0f, this, "Phaser Sweep"),
m_lpFilCutModel(1.0f, this, "LP Filter Cutoff"),
m_lpFilCutSweepModel(0.0f, this, "LP Filter Cutoff Sweep"),
m_lpFilResoModel(0.0f, this, "LP Filter Resonance"),
m_hpFilCutModel(0.0f, this, "HP Filter Cutoff"),
m_hpFilCutSweepModel(0.0f, this, "HP Filter Cutoff Sweep"),
m_waveFormModel( SQR_WAVE, 0, WAVES_NUM-1, this, tr( "Wave Form" ) )
{
}
sfxrInstrument::~sfxrInstrument()
{
}
void sfxrInstrument::saveSettings( QDomDocument & _doc, QDomElement & _this )
{
_this.setAttribute( "version", "1" );
m_attModel.saveSettings( _doc, _this, "att" );
m_holdModel.saveSettings( _doc, _this, "hold" );
m_susModel.saveSettings( _doc, _this, "sus" );
m_decModel.saveSettings( _doc, _this, "dec" );
m_startFreqModel.saveSettings( _doc, _this, "startFreq" );
m_minFreqModel.saveSettings( _doc, _this, "minFreq" );
m_slideModel.saveSettings( _doc, _this, "slide" );
m_dSlideModel.saveSettings( _doc, _this, "dSlide" );
m_vibDepthModel.saveSettings( _doc, _this, "vibDepth" );
m_vibSpeedModel.saveSettings( _doc, _this, "vibSpeed" );
m_changeAmtModel.saveSettings( _doc, _this, "changeAmt" );
m_changeSpeedModel.saveSettings( _doc, _this, "changeSpeed" );
m_sqrDutyModel.saveSettings( _doc, _this, "sqrDuty" );
m_sqrSweepModel.saveSettings( _doc, _this, "sqrSweep" );
m_repeatSpeedModel.saveSettings( _doc, _this, "repeatSpeed" );
m_phaserOffsetModel.saveSettings( _doc, _this, "phaserOffset" );
m_phaserSweepModel.saveSettings( _doc, _this, "phaserSweep" );
m_lpFilCutModel.saveSettings( _doc, _this, "lpFilCut" );
m_lpFilCutSweepModel.saveSettings( _doc, _this, "lpFilCutSweep" );
m_lpFilResoModel.saveSettings( _doc, _this, "lpFilReso" );
m_hpFilCutModel.saveSettings( _doc, _this, "hpFilCut" );
m_hpFilCutSweepModel.saveSettings( _doc, _this, "hpFilCutSweep" );
m_waveFormModel.saveSettings( _doc, _this, "waveForm" );
}
void sfxrInstrument::loadSettings( const QDomElement & _this )
{
m_attModel.loadSettings(_this, "att" );
m_holdModel.loadSettings( _this, "hold" );
m_susModel.loadSettings( _this, "sus" );
m_decModel.loadSettings( _this, "dec" );
m_startFreqModel.loadSettings( _this, "startFreq" );
m_minFreqModel.loadSettings( _this, "minFreq" );
m_slideModel.loadSettings( _this, "slide" );
m_dSlideModel.loadSettings( _this, "dSlide" );
m_vibDepthModel.loadSettings( _this, "vibDepth" );
m_vibSpeedModel.loadSettings( _this, "vibSpeed" );
m_changeAmtModel.loadSettings( _this, "changeAmt" );
m_changeSpeedModel.loadSettings( _this, "changeSpeed" );
m_sqrDutyModel.loadSettings( _this, "sqrDuty" );
m_sqrSweepModel.loadSettings( _this, "sqrSweep" );
m_repeatSpeedModel.loadSettings( _this, "repeatSpeed" );
m_phaserOffsetModel.loadSettings( _this, "phaserOffset" );
m_phaserSweepModel.loadSettings( _this, "phaserSweep" );
m_lpFilCutModel.loadSettings( _this, "lpFilCut" );
m_lpFilCutSweepModel.loadSettings( _this, "lpFilCutSweep" );
m_lpFilResoModel.loadSettings( _this, "lpFilReso" );
m_hpFilCutModel.loadSettings( _this, "hpFilCut" );
m_hpFilCutSweepModel.loadSettings( _this, "hpFilCutSweep" );
m_waveFormModel.loadSettings( _this, "waveForm" );
}
QString sfxrInstrument::nodeName() const
{
return( sfxr_plugin_descriptor.name );
}
void sfxrInstrument::playNote( NotePlayHandle * _n, sampleFrame * _working_buffer )
{
float currentSampleRate = engine::mixer()->processingSampleRate();
fpp_t frameNum = _n->framesLeftForCurrentPeriod();
if ( _n->totalFramesPlayed() == 0 || _n->m_pluginData == NULL )
{
_n->m_pluginData = new SfxrSynth( this );
}
else if( static_cast<SfxrSynth*>(_n->m_pluginData)->isPlaying() == false )
{
_n->noteOff();
return;
}
int32_t pitchedFrameNum = (_n->frequency()/BaseFreq)*frameNum;
pitchedFrameNum /= ( currentSampleRate / 44100 );
// debug code
// qDebug( "pFN %d", pitchedFrameNum );
sampleFrame * pitchedBuffer = new sampleFrame[pitchedFrameNum];
static_cast<SfxrSynth*>(_n->m_pluginData)->update( pitchedBuffer, pitchedFrameNum );
for( fpp_t i=0; i<frameNum; i++ )
{
for( ch_cnt_t j=0; j<DEFAULT_CHANNELS; j++ )
{
_working_buffer[i][j] = pitchedBuffer[i*pitchedFrameNum/frameNum][j];
}
}
delete[] pitchedBuffer;
applyRelease( _working_buffer, _n );
instrumentTrack()->processAudioBuffer( _working_buffer, frameNum, _n );
}
void sfxrInstrument::deleteNotePluginData( NotePlayHandle * _n )
{
delete static_cast<SfxrSynth *>( _n->m_pluginData );
}
PluginView * sfxrInstrument::instantiateView( QWidget * _parent )
{
return( new sfxrInstrumentView( this, _parent ) );
}
void sfxrInstrument::resetModels()
{
m_attModel.reset();
m_holdModel.reset();
m_susModel.reset();
m_decModel.reset();
m_startFreqModel.reset();
m_minFreqModel.reset();
m_slideModel.reset();
m_dSlideModel.reset();
m_vibDepthModel.reset();
m_vibSpeedModel.reset();
m_changeAmtModel.reset();
m_changeSpeedModel.reset();
m_sqrDutyModel.reset();
m_sqrSweepModel.reset();
m_repeatSpeedModel.reset();
m_phaserOffsetModel.reset();
m_phaserSweepModel.reset();
m_lpFilCutModel.reset();
m_lpFilCutSweepModel.reset();
m_lpFilResoModel.reset();
m_hpFilCutModel.reset();
m_hpFilCutSweepModel.reset();
m_waveFormModel.reset();
}
class sfxrKnob : public knob
{
public:
sfxrKnob( QWidget * _parent ) :
knob( knobStyled, _parent )
{
setFixedSize( 20, 20 );
setCenterPointX( 10.0 );
setCenterPointY( 10.0 );
setTotalAngle( 270.0 );
setLineWidth( 1 );
}
};
#define createKnob( _knob, _x, _y, _name )\
_knob = new sfxrKnob( this ); \
_knob->setHintText( tr( _name ":" ), "" ); \
_knob->move( _x, _y ); \
toolTip::add( _knob, tr( _name ) );
#define createButton( _button, _x, _y, _name, _resName )\
_button = new pixmapButton( this, tr( _name ) );\
_button->move( _x, _y );\
_button->setActiveGraphic( embed::getIconPixmap( _resName "_active" ) );\
_button->setInactiveGraphic( embed::getIconPixmap( _resName "_inactive" ) );\
toolTip::add( _button, tr( _name ) );
#define createButtonLocalGraphic( _button, _x, _y, _name, _resName )\
_button = new pixmapButton( this, tr( _name ) );\
_button->move( _x, _y );\
_button->setActiveGraphic( PLUGIN_NAME::getIconPixmap( _resName "_active" ) );\
_button->setInactiveGraphic( PLUGIN_NAME::getIconPixmap( _resName "_inactive" ) );\
toolTip::add( _button, tr( _name ) );
sfxrInstrumentView::sfxrInstrumentView( Instrument * _instrument,
QWidget * _parent ) :
InstrumentView( _instrument, _parent )
{
srand(time(NULL));
setAutoFillBackground( true );
QPalette pal;
pal.setBrush( backgroundRole(), PLUGIN_NAME::getIconPixmap( "artwork" ) );
setPalette( pal );
createKnob(m_attKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*0, "Attack Time");
createKnob(m_holdKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*1, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*0, "Sustain Time");
createKnob(m_susKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*2, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*0, "Sustain Punch");
createKnob(m_decKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*3, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*0, "Decay Time");
m_attKnob ->setObjectName( "envKnob" );
m_holdKnob ->setObjectName( "envKnob" );
m_susKnob ->setObjectName( "envKnob" );
m_decKnob ->setObjectName( "envKnob" );
createKnob(m_startFreqKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Start Frequency");
createKnob(m_minFreqKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*1, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Min Frequency");
createKnob(m_slideKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*2, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Slide");
createKnob(m_dSlideKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*3, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Delta Slide");
createKnob(m_vibDepthKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*4, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Vibrato Depth");
createKnob(m_vibSpeedKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*5, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*1, "Vibrato Speed");
m_startFreqKnob ->setObjectName( "freqKnob" );
m_minFreqKnob ->setObjectName( "freqKnob" );
m_slideKnob ->setObjectName( "freqKnob" );
m_dSlideKnob ->setObjectName( "freqKnob" );
m_vibDepthKnob ->setObjectName( "freqKnob" );
m_vibSpeedKnob ->setObjectName( "freqKnob" );
createKnob(m_changeAmtKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Change Amount");
createKnob(m_changeSpeedKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*1, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Change Speed");
m_changeAmtKnob ->setObjectName( "changeKnob" );
m_changeSpeedKnob ->setObjectName( "changeKnob" );
createKnob(m_sqrDutyKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*3, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Squre Duty(Square wave only)");
createKnob(m_sqrSweepKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*4, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*2, "Squre Sweep(Square wave only)");
m_sqrDutyKnob ->setObjectName( "sqrKnob" );
m_sqrSweepKnob ->setObjectName( "sqrKnob" );
createKnob(m_repeatSpeedKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*3, "Repeat Speed");
m_repeatSpeedKnob ->setObjectName( "repeatKnob" );
createKnob(m_phaserOffsetKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*3, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*3, "Phaser Offset");
createKnob(m_phaserSweepKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*4, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*3, "Phaser Sweep");
m_phaserOffsetKnob ->setObjectName( "phaserKnob" );
m_phaserSweepKnob ->setObjectName( "phaserKnob" );
createKnob(m_lpFilCutKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*0, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*4, "LP Filter Cutoff");
createKnob(m_lpFilCutSweepKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*1, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*4, "LP Filter Cutoff Sweep");
createKnob(m_lpFilResoKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*2, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*4, "LP Filter Resonance");
createKnob(m_hpFilCutKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*3, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*4, "HP Filter Cutoff");
createKnob(m_hpFilCutSweepKnob, KNOBS_BASE_X+KNOB_BLOCK_SIZE_X*4, KNOBS_BASE_Y+KNOB_BLOCK_SIZE_Y*4, "HP Filter Cutoff Sweep");
m_lpFilCutKnob ->setObjectName( "filterKnob" );
m_lpFilCutSweepKnob ->setObjectName( "filterKnob" );
m_lpFilResoKnob ->setObjectName( "filterKnob" );
m_hpFilCutKnob ->setObjectName( "filterKnob" );
m_hpFilCutSweepKnob ->setObjectName( "filterKnob" );
createButtonLocalGraphic(m_sqrWaveBtn, KNOBS_BASE_X+WAVEFORM_BUTTON_WIDTH*0, WAVEFORM_BASE_Y, "Square Wave", "sfxr_square_wave");
createButtonLocalGraphic(m_sawWaveBtn, KNOBS_BASE_X+WAVEFORM_BUTTON_WIDTH*1, WAVEFORM_BASE_Y, "Saw Wave", "sfxr_saw_wave");
createButtonLocalGraphic(m_sinWaveBtn, KNOBS_BASE_X+WAVEFORM_BUTTON_WIDTH*2, WAVEFORM_BASE_Y, "Sine Wave", "sfxr_sin_wave");
createButtonLocalGraphic(m_noiseWaveBtn, KNOBS_BASE_X+WAVEFORM_BUTTON_WIDTH*3, WAVEFORM_BASE_Y, "Noise", "sfxr_white_noise_wave");
m_waveBtnGroup = new automatableButtonGroup( this );
m_waveBtnGroup->addButton(m_sqrWaveBtn);
m_waveBtnGroup->addButton(m_sawWaveBtn);
m_waveBtnGroup->addButton(m_sinWaveBtn);
m_waveBtnGroup->addButton(m_noiseWaveBtn);
createButtonLocalGraphic(m_pickupBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*0, GENERATOR_BASE_Y, "Generate pick up/coin sfx", "pickup");
createButtonLocalGraphic(m_laserBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*1, GENERATOR_BASE_Y, "Generate laser/shoot sfx", "laser");
createButtonLocalGraphic(m_explosionBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*2, GENERATOR_BASE_Y, "Generate explosion sfx", "explosion");
createButtonLocalGraphic(m_powerupBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*3, GENERATOR_BASE_Y, "Generate power up sfx", "powerup");
createButtonLocalGraphic(m_hitBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*4, GENERATOR_BASE_Y, "Generate hit/hurt sfx", "hit");
createButtonLocalGraphic(m_jumpBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*5, GENERATOR_BASE_Y, "Generate jump sfx", "jump");
createButtonLocalGraphic(m_blipBtn, GENERATOR_BASE_X+GENERATOR_BUTTON_WIDTH*6, GENERATOR_BASE_Y, "Generate blip/select sfx", "blip");
connect( m_pickupBtn, SIGNAL ( clicked() ), this, SLOT ( genPickup() ) );
connect( m_laserBtn, SIGNAL ( clicked() ), this, SLOT ( genLaser() ) );
connect( m_explosionBtn, SIGNAL ( clicked() ), this, SLOT ( genExplosion() ) );
connect( m_powerupBtn, SIGNAL ( clicked() ), this, SLOT ( genPowerup() ) );
connect( m_hitBtn, SIGNAL ( clicked() ), this, SLOT ( genHit() ) );
connect( m_jumpBtn, SIGNAL ( clicked() ), this, SLOT ( genJump() ) );
connect( m_blipBtn, SIGNAL ( clicked() ), this, SLOT ( genBlip() ) );
createButtonLocalGraphic(m_randomizeBtn, RAND_BUTTON_X, RAND_BUTTON_Y, "Generate random sfx", "randomize");
createButtonLocalGraphic(m_mutateBtn, MUTA_BUTTON_X, MUTA_BUTTON_Y, "Mutate sfx", "mutate");
connect( m_randomizeBtn, SIGNAL ( clicked() ), this, SLOT ( randomize() ) );
connect( m_mutateBtn, SIGNAL ( clicked() ), this, SLOT ( mutate() ) );
//preview sound on generator/random/mutate button clicked
/* // disabled for now
connect( m_pickupBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_laserBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_explosionBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_powerupBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_hitBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_jumpBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_blipBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_randomizeBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
connect( m_mutateBtn, SIGNAL ( clicked() ), this, SLOT ( previewSound() ) );
*/
}
void sfxrInstrumentView::modelChanged()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
m_attKnob->setModel( &s->m_attModel );
m_holdKnob->setModel( &s->m_holdModel );
m_susKnob->setModel( &s->m_susModel );
m_decKnob->setModel( &s->m_decModel );
m_startFreqKnob->setModel( &s->m_startFreqModel );
m_minFreqKnob->setModel( &s->m_minFreqModel );
m_slideKnob->setModel( &s->m_slideModel );
m_dSlideKnob->setModel( &s->m_dSlideModel );
m_vibDepthKnob->setModel( &s->m_vibDepthModel );
m_vibSpeedKnob->setModel( &s->m_vibSpeedModel );
m_changeAmtKnob->setModel( &s->m_changeAmtModel );
m_changeSpeedKnob->setModel( &s->m_changeSpeedModel );
m_sqrDutyKnob->setModel( &s->m_sqrDutyModel );
m_sqrSweepKnob->setModel( &s->m_sqrSweepModel );
m_repeatSpeedKnob->setModel( &s->m_repeatSpeedModel );
m_phaserOffsetKnob->setModel( &s->m_phaserOffsetModel );
m_phaserSweepKnob->setModel( &s->m_phaserSweepModel );
m_lpFilCutKnob->setModel( &s->m_lpFilCutModel );
m_lpFilCutSweepKnob->setModel( &s->m_lpFilCutSweepModel );
m_lpFilResoKnob->setModel( &s->m_lpFilResoModel );
m_hpFilCutKnob->setModel( &s->m_hpFilCutModel );
m_hpFilCutSweepKnob->setModel( &s->m_hpFilCutSweepModel );
m_waveBtnGroup->setModel( &s->m_waveFormModel );
}
void sfxrInstrumentView::genPickup()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_startFreqModel.setValue( 0.4f+frnd(0.5f) );
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( frnd(0.1f) );
s->m_decModel.setValue( 0.1f+frnd(0.4f) );
s->m_susModel.setValue( 0.3f+frnd(0.3f) );
if(rnd(1))
{
s->m_changeSpeedModel.setValue( 0.5f+frnd(0.2f) );
s->m_changeAmtModel.setValue( 0.2f+frnd(0.4f) );
}
}
void sfxrInstrumentView::genLaser()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_waveFormModel.setValue( rnd(2) );
if(s->m_waveFormModel.value()==2 && rnd(1))
s->m_waveFormModel.setValue( rnd(1) );
s->m_startFreqModel.setValue( 0.5f+frnd(0.5f) );
s->m_minFreqModel.setValue( s->m_startFreqModel.value()-0.2f-frnd(0.6f) );
if(s->m_minFreqModel.value()<0.2f)
{
s->m_minFreqModel.setValue(0.2f);
}
s->m_slideModel.setValue( -0.15f-frnd(0.2f) );
if(rnd(2)==0)
{
s->m_startFreqModel.setValue( 0.3f+frnd(0.6f) );
s->m_minFreqModel.setValue( frnd(0.1f) );
s->m_slideModel.setValue( -0.35f-frnd(0.3f) );
}
if(rnd(1))
{
s->m_sqrDutyModel.setValue( frnd(0.5f) );
s->m_sqrSweepModel.setValue( 0.2f );
}
else
{
s->m_sqrDutyModel.setValue( 0.4f+frnd(0.5f) );
s->m_sqrSweepModel.setValue( -frnd(0.7f) );
}
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( 0.1f+frnd(0.2f) );
s->m_decModel.setValue( frnd(0.4f) );
if(rnd(1))
{
s->m_susModel.setValue( frnd(0.3f) );
}
if(rnd(2)==0)
{
s->m_phaserOffsetModel.setValue( frnd(0.2f) );
s->m_phaserSweepModel.setValue( -frnd(0.2f) );
}
if(rnd(1))
s->m_hpFilCutModel.setValue( frnd(0.3f) );
}
void sfxrInstrumentView::genExplosion()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_waveFormModel.setValue( 3 );
if(rnd(1))
{
s->m_startFreqModel.setValue( 0.1f+frnd(0.4f) );
s->m_slideModel.setValue( -0.1f+frnd(0.4f) );
}
else
{
s->m_startFreqModel.setValue( 0.2f+frnd(0.7f) );
s->m_slideModel.setValue( -0.2f-frnd(0.2f) );
}
s->m_startFreqModel.setValue( s->m_startFreqModel.value()*s->m_startFreqModel.value() );
if(rnd(4)==0)
{
s->m_slideModel.setValue( 0.0f );
}
if(rnd(2)==0)
{
s->m_repeatSpeedModel.setValue( 0.3f+frnd(0.5f) );
}
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( 0.1f+frnd(0.3f) );
s->m_decModel.setValue( 0.5f );
if(rnd(1)==0)
{
s->m_phaserOffsetModel.setValue( -0.3f+frnd(0.9f) );
s->m_phaserSweepModel.setValue( -frnd(0.3f) );
}
s->m_susModel.setValue( 0.2f+frnd(0.6f) );
if(rnd(1))
{
s->m_vibDepthModel.setValue( frnd(0.7f) );
s->m_vibSpeedModel.setValue( frnd(0.6f) );
}
if(rnd(2)==0)
{
s->m_changeSpeedModel.setValue( 0.6f+frnd(0.3f) );
s->m_changeAmtModel.setValue( 0.8f-frnd(1.6f) );
}
}
void sfxrInstrumentView::genPowerup()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
if(rnd(1))
s->m_waveFormModel.setValue( 1 );
else
s->m_sqrDutyModel.setValue( frnd(0.6f) );
if(rnd(1))
{
s->m_startFreqModel.setValue( 0.2f+frnd(0.3f) );
s->m_slideModel.setValue( 0.1f+frnd(0.4f) );
s->m_repeatSpeedModel.setValue( 0.4f+frnd(0.4f) );
}
else
{
s->m_startFreqModel.setValue( 0.2f+frnd(0.3f) );
s->m_slideModel.setValue( 0.05f+frnd(0.2f) );
if(rnd(1))
{
s->m_vibDepthModel.setValue( frnd(0.7f) );
s->m_vibSpeedModel.setValue( frnd(0.6f) );
}
}
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( frnd(0.4f) );
s->m_decModel.setValue( 0.1f+frnd(0.4f) );
}
void sfxrInstrumentView::genHit()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_waveFormModel.setValue( rnd(2) );
if(s->m_waveFormModel.value()==2)
{
s->m_waveFormModel.setValue( 3 );
}
if(s->m_waveFormModel.value()==0)
{
s->m_sqrDutyModel.setValue( frnd(0.6f) );
}
s->m_startFreqModel.setValue( 0.2f+frnd(0.6f) );
s->m_slideModel.setValue( -0.3f-frnd(0.4f) );
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( frnd(0.1f) );
s->m_decModel.setValue( 0.1f+frnd(0.2f) );
if(rnd(1))
{
s->m_hpFilCutModel.setValue( frnd(0.3f) );
}
}
void sfxrInstrumentView::genJump()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_waveFormModel.setValue( 0 );
s->m_sqrDutyModel.setValue( frnd(0.6f) );
s->m_startFreqModel.setValue( 0.3f+frnd(0.3f) );
s->m_slideModel.setValue( 0.1f+frnd(0.2f) );
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( 0.1f+frnd(0.3f) );
s->m_decModel.setValue( 0.1f+frnd(0.2f) );
if(rnd(1))
{
s->m_hpFilCutModel.setValue( frnd(0.3f) );
}
if(rnd(1))
{
s->m_lpFilCutModel.setValue( 1.0f-frnd(0.6f) );
}
}
void sfxrInstrumentView::genBlip()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->resetModels();
s->m_waveFormModel.setValue( rnd(1) );
if( s->m_waveFormModel.value()==0 )
{
s->m_sqrDutyModel.setValue( frnd(0.6f) );
}
s->m_startFreqModel.setValue( 0.2f+frnd(0.4f) );
s->m_attModel.setValue( 0.0f );
s->m_holdModel.setValue( 0.1f+frnd(0.1f) );
s->m_decModel.setValue( frnd(0.2f) );
s->m_hpFilCutModel.setValue( 0.1f );
}
void sfxrInstrumentView::randomize()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
s->m_startFreqModel.setValue( pow(frnd(2.0f)-1.0f, 2.0f) );
if(rnd(1))
{
s->m_startFreqModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f)+0.5f );
}
s->m_minFreqModel.setValue( 0.0f );
s->m_slideModel.setValue( pow(frnd(2.0f)-1.0f, 5.0f) );
if( s->m_startFreqModel.value()>0.7f && s->m_slideModel.value()>0.2f )
{
s->m_slideModel.setValue( -s->m_slideModel.value() );
}
if( s->m_startFreqModel.value()<0.2f && s->m_slideModel.value()<-0.05f )
{
s->m_slideModel.setValue( -s->m_slideModel.value() );
}
s->m_dSlideModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_sqrDutyModel.setValue( frnd(2.0f)-1.0f );
s->m_sqrSweepModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_vibDepthModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_vibSpeedModel.setValue( frnd(2.0f)-1.0f );
//s->m_vibDelayModel.setValue( frnd(2.0f)-1.0f );
s->m_attModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_holdModel.setValue( pow(frnd(2.0f)-1.0f, 2.0f) );
s->m_decModel.setValue( frnd(2.0f)-1.0f );
s->m_susModel.setValue( pow(frnd(0.8f), 2.0f) );
if(s->m_attModel.value()+s->m_holdModel.value()+s->m_decModel.value()<0.2f)
{
s->m_holdModel.setValue( s->m_holdModel.value()+0.2f+frnd(0.3f) );
s->m_decModel.setValue( s->m_decModel.value()+0.2f+frnd(0.3f) );
}
s->m_lpFilResoModel.setValue( frnd(2.0f)-1.0f );
s->m_lpFilCutModel.setValue( 1.0f-pow(frnd(1.0f), 3.0f) );
s->m_lpFilCutSweepModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
if(s->m_lpFilCutModel.value()<0.1f && s->m_lpFilCutSweepModel.value()<-0.05f)
{
s->m_lpFilCutSweepModel.setValue( -s->m_lpFilCutSweepModel.value() );
}
s->m_hpFilCutModel.setValue( pow(frnd(1.0f), 5.0f) );
s->m_hpFilCutSweepModel.setValue( pow(frnd(2.0f)-1.0f, 5.0f) );
s->m_phaserOffsetModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_phaserSweepModel.setValue( pow(frnd(2.0f)-1.0f, 3.0f) );
s->m_repeatSpeedModel.setValue( frnd(2.0f)-1.0f );
s->m_changeSpeedModel.setValue( frnd(2.0f)-1.0f );
s->m_changeAmtModel.setValue( frnd(2.0f)-1.0f );
}
void sfxrInstrumentView::mutate()
{
sfxrInstrument * s = castModel<sfxrInstrument>();
if(rnd(1)) s->m_startFreqModel.setValue( s->m_startFreqModel.value()+frnd(0.1f)-0.05f );
// if(rnd(1)) s->m_minFreqModel.setValue( s->m_minFreqModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_slideModel.setValue( s->m_slideModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_dSlideModel.setValue( s->m_dSlideModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_sqrDutyModel.setValue( s->m_sqrDutyModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_sqrSweepModel.setValue( s->m_sqrSweepModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_vibDepthModel.setValue( s->m_vibDepthModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_vibSpeedModel.setValue( s->m_vibSpeedModel.value()+frnd(0.1f)-0.05f );
// if(rnd(1)) s->m_vibDelayModel.setValue( s->m_vibDelayModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_attModel.setValue( s->m_attModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_holdModel.setValue( s->m_holdModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_decModel.setValue( s->m_decModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_susModel.setValue( s->m_susModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_lpFilResoModel.setValue( s->m_lpFilResoModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_lpFilCutModel.setValue( s->m_lpFilCutModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_lpFilCutSweepModel.setValue( s->m_lpFilCutSweepModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_hpFilCutModel.setValue( s->m_hpFilCutModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_hpFilCutSweepModel.setValue( s->m_hpFilCutSweepModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_phaserOffsetModel.setValue( s->m_phaserOffsetModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_phaserSweepModel.setValue( s->m_phaserSweepModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_repeatSpeedModel.setValue( s->m_repeatSpeedModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_changeSpeedModel.setValue( s->m_changeSpeedModel.value()+frnd(0.1f)-0.05f );
if(rnd(1)) s->m_changeAmtModel.setValue( s->m_changeAmtModel.value()+frnd(0.1f)-0.05f );
}
void sfxrInstrumentView::previewSound()
{
sfxrInstrument* s = castModel<sfxrInstrument>();
InstrumentTrack* it = s->instrumentTrack();
it->silenceAllNotes();
it->processInEvent( MidiEvent( MidiNoteOn, 0, it->baseNoteModel()->value(), MidiDefaultVelocity ) );
}
extern "C"
{
// necessary for getting instance out of shared lib
Plugin * PLUGIN_EXPORT lmms_plugin_main( Model*, void* data )
{
return new sfxrInstrument( static_cast<InstrumentTrack *>( data ) );
}
}
#include "moc_sfxr.cxx"
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