A list of Unit Generators in Sporth
Below is a list of Sporth unit generators that can be used in-browser. Some of these ugens have links with short simple examples.
%Performs modulus operation.
&
Performs logical "and" operation.
*
Performs multiplication.
+
Performs addition.
-
Performs subtraction.
/
Performs division.
<<
Binary left shift operation.
>>
Binary right shift operation.
^
Performs logical "xor" operation.
abs
Performs absolute value.
add
Performs addition.
adsr
Analogue modelled ADSR generator
allpass
allpass filter
ampdb
converts decibels to amplitude
atone
simple one-pole high pass filter
autowah
autowah
bal
match the input's amplitude the reference's amplitude
biscale
Scales from bipolar [-1, 1] to [min, max].
bitcrush
bitcrusher. bitdepth: 1 - 16
blsaw
Band-limited sawtooth oscillator
blsquare
Band-limited square oscillator with pulse-width
bltriangle
Band-limited triangle oscillator
bpm2dur
convert bpm to duration (seconds)
bpm2rate
convert bpm to rate (Hertz)
branch
returns signal based on state of gate (0 = sig1, 1 = sig2)
brown
Brownian noise generator
butbp
butterworth bandpass filter
butbr
butterworth band reject filter
buthp
Butterworth highpass filter
butlp
Butterworth lowpass filter
c
Constant generator, used for feedback loops.
cf
crossfade two signals
changed
Returns a trigger if the input changes
clip
clip limiter / distortion
clock
Clock with subdivisions and triggerable reset
comb
comb filter
conv
partitioned convolution
count
clock counter. mode: 0 = loop, 1 = one-shot
crossfade
crossfade two signals
dcblk
dc block filter.
delay
feedback delay
diode
Diode ladder filter
dist
Distortion
div
Performs division.
dmetro
Metronome using time instead of frequency
drip
dripwater physical model
drop
Removes the last item on the stack.
dtrig
delta trig. loop = 1 will loop the sequence
dup
Duplicates last item on the stack.
dup2
Duplicates the two last item on the stack.
dur
returns duration of sporth patch (in seconds)
dust
dust. bipolar = 1 unipolar = 0
eq
conditional equals
eqfil
eq filter
expon
exponential line segment
f
Call a user defined function
floor
Performs flooring, returning the integer part.
fm
A simple FM oscillator.
fof
fof
fofilt
Formant filter
fog
fog
fosc
FM oscillator
frac
Returns the fractional part of item on the stack.
gbuzz
Series of partials from the harmonic series
gen_composite
Generate a composite waveform of sinusoids.
gen_eval
Evaluates sporth string to table
gen_line
Generates a line from ordered list of breakpoints.
gen_padsynth
padsynth algorithm by Paul Nasca Octavian
gen_rand
random distribution generator
gen_sine
Generates a sine wave ftable.
gen_sinesum
Summation of harmonically related sines. based on GEN10.
gen_vals
Generates an ftable from a space delimited set of values.
get
gets variable
gt
conditional greater than
hilbert
hilbert transform
in
Read a float from STDIN.
incr
Incrementer
inv
inverse a signal 1/x
jcrev
Chowning reverb
jitter
Jitter control signal
line
line segment
log
Performs natural logarithm.
log10
Performs base 10 logarithm.
lpc
apply linear-predictive coding (LPC10) to signal
lpcsynth
LPC synth. Manipulate parameters directly.
lpf18
low pass filter with tanh distortion
lsys
L-Systems microlanguage
lt
conditional lt
max
Returns the greater of two items on the stack.
maygate
Random selection of gate or no gate.
maytrig
Random selection of trig or no trig.
metro
Creates clock signal.
min
Returns the lesser of two items on the stack.
mincer
Phase-locked vocoder
mix
Sums up remaining items on stack.
mode
modal filter
moogladder
Moog ladder lowpass filter
mtof
Converts MIDI note number to Hz.
mul
Performs multiplication.
ne
conditional not-equal to
noise
White noise generator.
osc
Wavetable lookup oscillator
oscmorph2
2-table morphing oscillator
oscmorph4
4-table morphing oscillator
p
p register get
palias
create a variable alias for p-value
pan
Equal power panning. -1 = hardL 1 = hardR
pareq
parametric equalizer
pdhalf
casio phasor distortion
peaklim
peak limiter
phaser
stereo phaser
phasor
Normalized sawtooth wave.
pinknoise
pink noise generator
pluck
plucked instrument. ifreq sets the lowest frequency (buffer size).
port
Applies portamento to a signal.
pos
returns playing time, in seconds
posc3
high-precision oscillator with cubic interpolation
prop
Parses prop code to produce a set of triggers
pset
p register set
pshift
pitch shifter
ptrack
pitch tracking (outputs: amp, pitch)
rand
picks random number at start time
randh
Random hold
randi
Randomized line segment with interpolation
ref
save pointer reference of next pipe in table
reson
resonator filter
reverse
reverse delay
revsc
Stereo reverb module from reverbsc Csound opcode.
rot
Stack rotate. s: 1 2 3 -> 2 3 1
round
Performs rounding to nearest integer.
rpt
Stutterer / repeater (bufsize in seconds)
rspline
random spline generator
samphold
sample and hold
saturator
saturator distortion unit
scale
Scales from unipolar [0, 1] to [min, max].
sdelay
delay (in samples)
set
sets variable
setdurs
set total duration (in samples)
sget
picks a string from a string list
sine
Simple sine oscillator.
slice
in-memory slice based sampler
slick
picks a string randomly from string list
smoothdelay
smooth delay line
sqrt
square root
sr
Returns the sample rate
srand
seed internal RNG
streson
String resonator filter
sub
Performs subtraction.
swap
Swaps last two items on the stack.
switch
toggle between two signals
tabread
read from table with interpolation
tadsr
Triggerable digital-style ADSR envelope. Use trigger as a toggle.
talias
alias a table value to a variable
talkbox
high-resolution vocoder
tbldur
Get duration of table (in seconds)
tblrec
records values to table.
tblsize
Get size of table (in samples)
tdiv
trigger divider
tenv
Triggerable linear envelope generator. Values in seconds.
tenv2
Two-step triggerable linear envelope generator. Values in seconds.
tenvx
Exponential Envelope Generator. Values in seconds, hold > atk
tgate
triggerable gate
tget
Get value from table
thresh
detect threshold crossings. mode: 0=from below, 1=above, 2=both
tick
trigger at start of file. only use once
timer
timer
tog
toggle switch that can be triggered on/off
tone
simple one-pole low pass filter
tphasor
Triggerable normalized sawtooth wave.
tport
Applies portamento to a signal with triggerable reset.
tprop
prop with a triggerable reset
trand
triggerable RNG
tseg
trigger segment
tseq
Triggered sequencer. modes: 0 = normal, 1 = shuffle.
tset
Set value of table
var
creates variable
varset
creates and sets a variable
vdelay
variable delay with feedback
voc
Vocal Tract Physical Model
vocoder
32-band channel vocoder
waveset
waveset timestretching algorithm
wpkorg35
wpkorg filter
zeros
Generate table of zeros
zitarev
zitareverb module
zrev
zitareverb module (simplified)
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Performs logical "or" operation.