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STK: A ToolKit of Audio Synthesis Classes and Instruments in C++
By Perry R. Cook and Gary P. Scavone, 1995--2023.
STK Classes - See the HTML documentation in the html directory for complete information.
.- Generator - (Modulate, Noise, SingWave, Envelope, ADSR, Asymp, SineWave, Blit, BlitSaw, BlitSquare, Granulate)
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|- Function - (BowTable, JetTable, ReedTable)
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|- FileRead, FileWrite
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|- WvIn - (FileWvIn, RtWvIn, InetWvIn)
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| FileLoop
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|- WvOut - (FileWvOut, RtWvOut, TcpWvOut)
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|- Filter - (OnePole, OneZero, TwoPole, TwoZero, PoleZero, Biquad, FormSwep, Delay, DelayL, DelayA, TapDelay)
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|- RtAudio, RtMidi, Socket, Thread, Mutex
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Stk -| UdpSocket
| TcpServer
| TcpClient
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|- StkFrames
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|- Effect - (Echo, Chorus, PitShift, LentPitShift, PRCRev, JCRev, NRev, FreeVerb)
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|- Voicer, Message, Skini, MidiFileIn, Phonemes, Sphere, Vector3D
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|- Messager
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|- Twang, Guitar
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| .- FM - (HevyMetl, PercFlut, Rhodey, Wurley, TubeBell, BeeThree, FMVoices)
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| |- Modal - ModalBar
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| |- VoicForm
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| |- Sampler - Moog
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| |- Resonate
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| |- Mandolin
.- Instrmnt -|
|- Drummer
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|- Clarinet, BlowHole, Saxofony, Flute, Brass, BlowBotl, Bowed, Plucked, StifKarp, Sitar, Recorder
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|- Shakers
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|- BandedWG
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|- Mesh2D
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.- Whistle
*********** UNIT GENERATORS **************
Master Class: Stk.cpp Sample rate, byte-swapping, error handling functionality
Sources: Generator.h Abstract base class for various source signal classes
Function.h Abstract base class for various input/output mapping classes
Envelope.cpp Linearly goes to target by rate
ADSR.cpp ADSR envelope
Asymp.cpp Exponentially approaches target
Noise.cpp Random number generator
SineWave.cpp Sinusoidal oscillator with internally computed static table
Blit.cpp Bandlimited impulse train
BlitSaw.cpp Bandlimited sawtooth generator
BlitSquare.cpp Bandlimited square wave generator
Granulate.cpp Granular synthesis class that processes a monophonic audio file
FileRead.cpp Audio file input class (no internal data storage) for RAW, WAV, SND (AU), AIFF, MAT-file files
WvIn.h Abstract base class for audio data input classes
FileWvIn.cpp Audio file input interface class with interpolation
FileLoop.cpp Wavetable looping (subclass of FileWvIn)
RtWvIn.cpp Realtime audio input class (subclass of WvIn)
InetWvIn.cpp Audio streaming (socket server) input class (subclass of WvIn)
Sinks: FileWrite.cpp Audio file output class (no internal data storage) for RAW, WAV, SND (AU), AIFF, MAT-file files
WvOut.h Abstract base class for audio data output classes
FileWvOut.cpp Audio file output interface class to FileWrite
RtWvOut.cpp Realtime audio output class (subclass of WvOut)
InetWvOut.cpp Audio streaming (socket client) output class (subclass of WvOut)
Filters: Filter.h Filter master class
Iir.h General infinite-impulse response filter
Fir.h General finite-impulse response filter
OneZero.cpp One zero filter
OnePole.cpp One pole filter
PoleZero.cpp One pole/one zero filter
TwoZero.cpp Two zero filter
TwoPole.cpp Two pole filter
BiQuad.cpp Two pole/two zero filter
FormSwep.cpp Sweepable biquad filter (goes to target by rate)
Delay.cpp Non-interpolating delay line class
DelayL.cpp Linearly interpolating delay line
DelayA.cpp Allpass interpolating delay line
TapDelay.cpp Multi-tap non-interpolating delay line class
Non-Linear: JetTabl.h Cubic jet non-linearity
BowTabl.h x^(-3) Bow non-linearity
ReedTabl.h One breakpoint saturating reed non-linearity
Derived: Modulate.cpp Periodic and random vibrato: WvIn, Noise, OnePole
SingWave.cpp Looping wave table with randomness: Modulate, FileLoop, Envelope
********** INSTRUMENTS AND ALGORITHMS **************
Each class is listed either with some of the unit generators it uses,
or in terms of the algorithm it implements. All inherit from Instrmnt,
which inherits from Stk.
Simple.cpp Simple Instrument Pulse oscillator + resonant filtered noise
Plucked.cpp Basic Plucked String DelayA, OneZero, OnePole, Noise
Twang.cpp Not So Basic Pluck DelayL, DlineA, Fir, allows commuted synthesis
Mandolin.cpp Commuted Mandolin 2 Twangs
Guitar.cpp N-String Guitar N Twangs, bridge coupling, allows feedback and body filter
StifKarp.cpp Plucked String with Stiffness DelayA, DelayL, OneZero, BiQuad, Noise
Bowed.cpp So So Bowed String DelayL, BowTabl, OnePole, BiQuad, WaveLoop, ADSR
Brass.cpp Not So Bad Brass Instrument DelayA, BiQuad, PoleZero, ADSR, WaveLoop
Clarinet.cpp Pretty Good Clarinet DelayL, ReedTabl, OneZero, Envelope, Noise, WaveLoop
BlowHole.cpp Clarinet w/ Tone & Vent Holes DelayL, ReedTabl, OneZero, Envelope, Noise, WaveLoop, PoleZero
Saxofony.cpp A Faux Saxophone DelayL, ReedTabl, OneZero, Envelope, Noise, WaveLoop
Flute.cpp Pretty Good Flute JetTabl, DelayL, OnePole, PoleZero, Noise, ADSR, WaveLoop
Recorder.cpp A More Physical Flute DelayL, IIR, Noise, ADSR, SineWave
BlowBotl.cpp Blown Bottle JetTabl, BiQuad, PoleZero, Noise, ADSR, WaveLoop
BandedWG.cpp Banded Waveguide Meta-Object Delay, BowTabl, ADSR, BiQuad
Modal.cpp N Resonances Envelope, WaveLoop, BiQuad, OnePole
ModalBar.cpp Various presets 4 Resonance Models
FM.cpp N Operator FM Master ADSR, WaveLoop, TwoZero
HevyMetl.cpp Distorted FM Synthesizer 3 Cascade with FB Modulator
PercFlut.cpp Percussive Flute 3 Cascade Operators
Rhodey.cpp Rhodes-Like Electric Piano 2 Parallel Simple FMs
Wurley.cpp Wurlitzer Electric Piano 2 Parallel Simple FMs
TubeBell.cpp Classic FM Bell 2 Parallel Simple FMs
FMVoices.cpp 3 Formant FM Voice 3 Carriers Share 1 Modulator
VoicForm.cpp 4 Formant Voice Synthesis FormSwep, SingWave, OnePole, OneZero, Envelope, Noise
BeeThree.cpp Cheezy Additive Organ 4 Oscillators Additive
Sampler.cpp Sampling Synthesizer 5 each ADSR, WvIn, WaveLoop, OnePole
Moog.cpp Swept Filter Sampler with Swept Filter
Resonate.cpp Filtered Noise ADSR, BiQuad, Noise
Drummer.cpp Drum Synthesizer Bunch of WvIns, and OnePole
Shakers.cpp PhISM statistical model for shakers and real-world sound effects
Mesh2D.cpp Two-dimensional, rectilinear digital waveguide mesh.
Whistle.cpp Hybrid physical/spectral model of a police whistle.
Effect.h Effects Processor Base Class
JCRev.cpp Chowning Reverberator 3 series allpass units, 4 parallel combs, 2 stereo delays
NRev.cpp Another famous CCRMA Reverb 8 allpass, 6 parallel comb filters
PRCRev.cpp Dirt Cheap Reverb by Cook 2 allpass, 2 comb filters
FreeVerb.cpp Jezar at Dreampoint's FreeVerb 4 allpass, 8 lowpass comb filters
Flanger.cpp Flanger Effects Processor DelayL, WaveLoop
Chorus.cpp Chorus Effects Processor DelayL, WaveLoop
PitShift.cpp Cheap Pitch Shifter DelayL
LentPitShift.cpp Pitch Shifter based Lent Algorithm
*********** OTHER SUPPORT CLASSES AND FILES **************
RtAudio.cpp Multi-OS/API audio I/O routines
RtMidi.cpp Multi-OS/API MIDI I/O routines
Messager.cpp Pipe, socket, and MIDI control message handling
Voicer.cpp Multi-instrument voice manager
demo.cpp Demonstration program for most synthesis algorithms
effects.cpp Effects demonstration program
ragamatic.cpp Nirvana just waiting to happen
Skini.cpp SKINI file/message parser object
SKINImsg.h #defines for often used and universal MIDI/SKINI symbols
SKINItbl.h Table of SKINI messages
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