def fade(snd, time=dsp.mstf(1)):
first = dsp.cut(snd, 0, time)
middle = dsp.cut(snd, time, dsp.flen(snd) - (time * 2))
last = dsp.cut(snd, dsp.flen(middle) + time, time)
snd = dsp.env(first, 'line') + middle + dsp.env(last, 'phasor')
return snd
def fade(snd, time=dsp.mstf(1)):
first = dsp.cut(snd, 0, time)
middle = dsp.cut(snd, time, dsp.flen(snd) - (time * 2))
last = dsp.cut(snd, dsp.flen(middle) + time, time)
snd = dsp.env(first, 'line') + middle + dsp.env(last, 'phasor')
return snd
def ding(tone, tlength=88200, nlength=1000):
def sequence(tonic='g'):
numdegrees = dsp.randint(2, 8)
degrees = [1,5,8,11,12]
#scale = [ dsp.randchoose(degrees) for i in range(numdegrees) ]
scale = degrees[dsp.randint(0, 3):]
scale = dsp.randshuffle(scale)
scale = tune.fromdegrees(scale, 1, tonic, tune.major, tune.terry)
return scale
numtones = tlength / nlength
numtones = 1 if numtones < 1 else numtones
freqs = [ note / tune.ntf('g', 4) for note in sequence('g') ]
tones = [ dsp.transpose(tone, freq) for freq in freqs ]
#tones = [ dsp.cut(tones[i % len(tones)], dsp.mstf(dsp.rand(0, 100)), nlength + dsp.randint(0, 500)) for i in range(numtones) ]
tones = [ dsp.cut(tones[i % len(tones)], dsp.mstf(dsp.rand(0, 100)), nlength) for i in range(numtones) ]
#tones = [ dsp.drift(tone, 0.03) for tone in tones ]
curve = dsp.breakpoint([0] + [ dsp.rand(0, 0.01) for i in range(3) ], len(tones))
tones = [ dsp.drift(tone, curve[index % len(curve)]) for index, tone in enumerate(tones) ]
tones = [ fade(tone) for tone in tones ]
return dsp.amp(''.join(tones), 0.5)
def makeGrains():
guitar = dsp.randchoose(guitars)
guitar = dsp.transpose(guitar, dsp.randchoose([1, 2, 3, 4, 8]))
max_grain_length = dsp.mstf(dsp.rand(10, 500))
positions = [
math.floor(pos * (dsp.flen(guitar) - max_grain_length))
for pos in makeShape()
]
lengths = [
math.floor(length * (max_grain_length - 1) + 1)
for length in makeShape()
]
pans = makeShape()
amps = [amp * dsp.rand(0, 10) for amp in makeShape()]
num_grains = dsp.randint(500, 1000)
grains = []
for i in range(num_grains):
grain = dsp.cut(guitar, positions[i % len(positions)],
lengths[i % len(lengths)])
grain = dsp.pan(grain, pans[i % len(pans)])
grain = dsp.amp(grain, amps[i % len(amps)])
grain = dsp.taper(grain, 20)
grains += [grain]
return ''.join(grains)
def ding(tone, tlength=88200, nlength=1000):
def sequence(tonic='g'):
numdegrees = dsp.randint(2, 8)
degrees = [1, 5, 8, 11, 12]
#scale = [ dsp.randchoose(degrees) for i in range(numdegrees) ]
scale = degrees[dsp.randint(0, 3):]
scale = dsp.randshuffle(scale)
scale = tune.fromdegrees(scale, 1, tonic, tune.major, tune.terry)
return scale
numtones = tlength / nlength
numtones = 1 if numtones < 1 else numtones
freqs = [note / tune.ntf('g', 4) for note in sequence('g')]
tones = [dsp.transpose(tone, freq) for freq in freqs]
#tones = [ dsp.cut(tones[i % len(tones)], dsp.mstf(dsp.rand(0, 100)), nlength + dsp.randint(0, 500)) for i in range(numtones) ]
tones = [
dsp.cut(tones[i % len(tones)], dsp.mstf(dsp.rand(0, 100)), nlength)
for i in range(numtones)
]
#tones = [ dsp.drift(tone, 0.03) for tone in tones ]
curve = dsp.breakpoint([0] + [dsp.rand(0, 0.01) for i in range(3)],
len(tones))
tones = [
dsp.drift(tone, curve[index % len(curve)])
for index, tone in enumerate(tones)
]
tones = [fade(tone) for tone in tones]
return dsp.amp(''.join(tones), 0.5)
def makeSnare(length, i, amp):
s = dsp.cut(snare, 0, dsp.randint(dsp.mstf(40), dsp.flen(snare)))
s = dsp.alias(s, dsp.randint(4, 12))
s = dsp.taper(s)
s = dsp.fill(s, length, silence=True)
s = dsp.amp(s, dsp.rand(2,4))
return s
def spider(snd, numlayers=10, numgrains=20, minlen=40, lenranges=(300,500), reverse=False, env='hann'):
layers = []
for layer in range(numlayers):
lenrange = dsp.rand(lenranges[0], lenranges[1])
if reverse:
lengths = dsp.wavetable(env, numgrains * 2)[numgrains:]
else:
lengths = dsp.wavetable(env, numgrains * 2)[:numgrains]
lengths = [ dsp.mstf(l * lenrange + minlen) for l in lengths ]
pans = dsp.breakpoint([ dsp.rand() for p in range(numgrains / 3)], numgrains)
startpoint = dsp.randint(0, dsp.flen(snd) - max(lengths))
grains = ''
for l, p in zip(lengths, pans):
grain = dsp.cut(snd, startpoint, l)
grain = dsp.env(grain, 'phasor')
grain = dsp.taper(grain, dsp.mstf(10))
grain = dsp.pan(grain, p)
grains += grain
if reverse:
layers += [ dsp.env(grains, 'line') ]
else:
layers += [ dsp.env(grains, 'phasor') ]
return dsp.mix(layers)
def makeGlitch(length, i):
g = dsp.cut(long_chord, dsp.randint(0,
dsp.flen(long_chord) - length), length)
g = dsp.alias(g)
g = dsp.fill(g, length)
return g
def makeSnare(length, i, amp):
s = dsp.cut(snare, 0, dsp.randint(dsp.mstf(40), dsp.flen(snare)))
s = dsp.alias(s, dsp.randint(4, 12))
s = dsp.taper(s)
s = dsp.fill(s, length, silence=True)
s = dsp.amp(s, dsp.rand(2, 4))
return s
def make_pulse(snd):
snd_len = dsp.flen(snd)
blip = dsp.cut(snd, 0, dsp.mstf(10))
blip = dsp.env(blip, 'sine')
blip = dsp.pad(blip, 0, snd_len - dsp.flen(blip))
return blip
def fracture(snd):
numpoints = dsp.randint(3, 20)
poscurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0], numpoints)
poscurve = [ p * (dsp.flen(snd) - dsp.mstf(210)) for p in poscurve ]
lencurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0], numpoints)
lencurve = [ l * dsp.mstf(200) + dsp.mstf(10) for l in lencurve ]
pancurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0], numpoints)
prepadcurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0], numpoints)
prepadcurve = [ int(p * dsp.mstf(20)) for p in prepadcurve ]
postpadcurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0], numpoints)
postpadcurve = [ int(p * dsp.mstf(20)) for p in postpadcurve ]
speeds = [1.0, 2.0, 0.5, 0.75]
grains = [ dsp.cut(snd, poscurve[i], lencurve[i]) for i in range(numpoints) ]
grains = [ dsp.pan(grains[i], pancurve[i]) for i in range(numpoints) ]
grains = [ dsp.env(grain, 'gauss', True) for grain in grains ]
grains = [ dsp.transpose(grain, dsp.randchoose(speeds)) for grain in grains ]
grains = [ dsp.pad(grains[i], prepadcurve[i], postpadcurve[i]) for i in range(numpoints) ]
for i in range(numpoints):
if dsp.randint(0, 3) == 0:
grains[i] = slurp(grains[i])
etypes = ['line', 'phasor', 'tri', 'sine', 'gauss']
snd = dsp.env(''.join(grains), dsp.randchoose(etypes))
snd = dsp.pad(snd, 0, dsp.mstf(dsp.rand(100, 400)))
return snd
def makePaper(out):
tail = dsp.cut(paper, dsp.mstf(60), dsp.flen(out) - dsp.mstf(60))
tail = [ dsp.transpose(tail, dsp.rand(0.95, 1.05)) for _ in range(dsp.randint(3,6)) ]
tail = [ fx.penv(t) for t in tail ]
out = dsp.mix(tail + [ out ])
return out
def fracture(snd):
numpoints = dsp.randint(3, 20)
poscurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0],
numpoints)
poscurve = [p * (dsp.flen(snd) - dsp.mstf(210)) for p in poscurve]
lencurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0],
numpoints)
lencurve = [l * dsp.mstf(200) + dsp.mstf(10) for l in lencurve]
pancurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0],
numpoints)
prepadcurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0],
numpoints)
prepadcurve = [int(p * dsp.mstf(20)) for p in prepadcurve]
postpadcurve = dsp.breakpoint([0] + [dsp.rand() for i in range(4)] + [0],
numpoints)
postpadcurve = [int(p * dsp.mstf(20)) for p in postpadcurve]
speeds = [1.0, 2.0, 0.5, 0.75]
grains = [dsp.cut(snd, poscurve[i], lencurve[i]) for i in range(numpoints)]
grains = [dsp.pan(grains[i], pancurve[i]) for i in range(numpoints)]
grains = [dsp.env(grain, 'gauss', True) for grain in grains]
grains = [dsp.transpose(grain, dsp.randchoose(speeds)) for grain in grains]
grains = [
dsp.pad(grains[i], prepadcurve[i], postpadcurve[i])
for i in range(numpoints)
]
for i in range(numpoints):
if dsp.randint(0, 3) == 0:
grains[i] = slurp(grains[i])
etypes = ['line', 'phasor', 'tri', 'sine', 'gauss']
snd = dsp.env(''.join(grains), dsp.randchoose(etypes))
snd = dsp.pad(snd, 0, dsp.mstf(dsp.rand(100, 400)))
return snd
def sing(lyrics, freqs, speed=0, voice='english'):
""" sing it mad slow in chords """
out = speak(lyrics, speed, voice)
layers = []
for freq in freqs:
layer = dsp.transpose(out, 0.25)
layer = dsp.pine(layer, dsp.flen(layer) * 4, freq)
slop = int(dsp.flen(layer) * 0.12)
layer = dsp.cut(layer, slop, dsp.flen(layer) - (slop * 2))
layer = dsp.transpose(layer, 4)
layer = dsp.pan(layer, dsp.rand())
layer = dsp.amp(layer, 0.5)
layers += [ layer ]
out = dsp.mix(layers)
return out
def makeGrains():
guitar = dsp.randchoose(guitars)
guitar = dsp.transpose(guitar, dsp.randchoose([1, 2, 3, 4, 8]))
max_grain_length = dsp.mstf(dsp.rand(10, 500))
positions = [ math.floor(pos * (dsp.flen(guitar) - max_grain_length)) for pos in makeShape() ]
lengths = [ math.floor(length * (max_grain_length - 1) + 1) for length in makeShape() ]
pans = makeShape()
amps = [ amp * dsp.rand(0, 10) for amp in makeShape() ]
num_grains = dsp.randint(500, 1000)
grains = []
for i in range(num_grains):
grain = dsp.cut(guitar, positions[ i % len(positions) ], lengths[ i % len(lengths) ])
grain = dsp.pan(grain, pans[ i % len(pans) ])
grain = dsp.amp(grain, amps[ i % len(amps) ])
grain = dsp.taper(grain, 20)
grains += [ grain ]
return ''.join(grains)
elapsed = 0
while elapsed < length:
# pick a fragment
g = dsp.randchoose(guitars)
# transpose to A
g = dsp.transpose(g, 1.125)
# rand octave or 5th transpose
g = dsp.transpose(g, dsp.randchoose([1, 1.5, 2]))
# slice fragment btwn 60ms and 1/2 frag length
fraglen = dsp.mstf(dsp.rand(60, dsp.flen(g) / 2))
pos = dsp.randint(0, dsp.flen(g) - fraglen)
g = dsp.cut(g, pos, fraglen)
# attenuate
g = dsp.amp(g, dsp.rand(0.1, 0.5))
# randomly pan
g = dsp.pan(g, dsp.rand())
# add frag length to elapsed time
elapsed += dsp.flen(g)
# add fragment to frag list
frags += [ g ]
# concat all frags
layer = ''.join(frags)
minlen = 40
lenrange = dsp.rand(300, 500)
lengths = dsp.wavetable('hann', numgrains * 2)[:numgrains]
lengths = [ dsp.mstf(l * lenrange + minlen) for l in lengths ]
pans = dsp.breakpoint([ dsp.rand() for p in range(numgrains / 3)], numgrains)
layers += [ (lengths, pans) ]
sections += [ layers ]
out = ''
for section in sections:
layers = []
for layer in section:
startpoint = dsp.randint(0, dsp.flen(g) - max(layer[0]))
grains = ''
for l, p in zip(layer[0], layer[1]):
grain = dsp.cut(g, startpoint, l)
grain = dsp.env(grain, 'phasor')
grain = dsp.taper(grain, dsp.mstf(10))
grain = dsp.pan(grain, p)
grains += grain
layers += [ dsp.env(grains, 'phasor') ]
out += dsp.mix(layers)
dsp.write(out, 'spiderfall')
tlen = sum(seg)
layers = []
def mixdrift(snd):
if dsp.randint(0, 4) == 0:
dsnd = dsp.drift(snd, dsp.rand(0.001, 0.04))
snd = dsp.mix([ snd, dsp.amp(dsnd, 0.5) ])
return snd
if canPlay('folds', bigoldsection):
if dsp.randint(0,1) == 0 or canPlay('jam', bigoldsection):
# Guitar folds
segsounds = []
for length in seg:
sounds = [ dsp.cut(layer, dsp.randint(0, dsp.flen(layer) - length), length) for s in range(6) ]
sounds = dsp.mix(sounds)
segsounds += [ sounds ]
segsounds = ''.join(segsounds)
segsounds = mixdrift(segsounds)
foldsPlay += 1
layers += [ segsounds ]
if canPlay('blips', bigoldsection):
if dsp.randint(0,1) == 0 or canPlay('jam', bigoldsection):
# Blips
blips = []
def play(params):
""" Usage:
shine.py [length] [volume]
"""
length = params.get('length', dsp.stf(dsp.rand(0.1, 1)))
volume = params.get('volume', 100.0)
volume = volume / 100.0 # TODO: move into param filter
octave = params.get('octave', 2) + 1 # Add one to compensate for an old error for now
note = params.get('note', ['c'])
note = note[0]
quality = params.get('quality', tune.major)
glitch = params.get('glitch', False)
superglitch = params.get('superglitch', False)
pinecone = params.get('pinecone', False)
glitchpad = params.get('glitch-padding', 0)
glitchenv = params.get('glitch-envelope', False)
env = params.get('envelope', False)
ratios = params.get('ratios', tune.terry)
pad = params.get('padding', False)
bend = params.get('bend', False)
bpm = params.get('bpm', 75.0)
width = params.get('width', False)
wform = params.get('waveform', False)
instrument = params.get('instrument', 'r')
scale = params.get('scale', [1,6,5,4,8])
shuffle = params.get('shuffle', False) # Reorganize input scale
reps = params.get('repeats', len(scale))
alias = params.get('alias', False)
phase = params.get('phase', False)
pi = params.get('pi', False)
wild = params.get('wii', False)
root = params.get('root', 27.5)
trigger_id = params.get('trigger_id', 0)
tune.a0 = float(root)
try:
# Available input samples
if instrument == 'r':
instrument = 'rhodes'
tone = dsp.read('sounds/synthrhodes.wav').data
elif instrument == 's':
instrument = 'synthrhodes'
tone = dsp.read('sounds/220rhodes.wav').data
elif instrument == 'c':
instrument = 'clarinet'
tone = dsp.read('sounds/clarinet.wav').data
elif instrument == 'v':
instrument = 'vibes'
tone = dsp.read('sounds/glock220.wav').data
elif instrument == 't':
instrument = 'tape triangle'
tone = dsp.read('sounds/tape220.wav').data
elif instrument == 'g':
instrument = 'glade'
tone = dsp.read('sounds/glade.wav').data
elif instrument == 'p':
instrument = 'paperclips'
tone = dsp.read('sounds/paperclips.wav').data
elif instrument == 'i':
instrument = 'input'
tone = dsp.capture(dsp.stf(1))
except:
instrument = None
tone = None
out = ''
# Shuffle the order of pitches
if shuffle is not False:
scale = dsp.randshuffle(scale)
# Translate the list of scale degrees into a list of frequencies
freqs = tune.fromdegrees(scale, octave, note, quality, ratios)
freqs = [ freq / 4.0 for freq in freqs ]
# Format is: [ [ path, offset, id, value ] ]
# Offset for video
osc_messages = [ ['/dac', float(dsp.fts(length)), 1, tune.fts(osc_freq)] for osc_freq in freqs ]
# Phase randomly chooses note lengths from a
# set of ratios derived from the current bpm
if phase is not False:
ldivs = [0.5, 0.75, 2, 3, 4]
ldiv = dsp.randchoose(ldivs)
length = dsp.bpm2ms(bpm) / ldiv
length = dsp.mstf(length)
reps = ldiv if ldiv > 1 else 4
# Construct a sequence of notes
for i in range(reps):
# Get the freqency
freq = freqs[i % len(freqs)]
# Transpose the input sample or
# synthesize tone
if wform is False and tone is not None:
# Determine the pitch shift required
# to arrive at target frequency based on
# the pitch of the original samples.
if instrument == 'clarinet':
diff = freq / 293.7
elif instrument == 'vibes':
diff = freq / 740.0
else:
diff = freq / 440.0
clang = dsp.transpose(tone, diff)
elif wform == 'super':
clang = dsp.tone(length, freq, 'phasor', 0.5)
clang = [ dsp.drift(clang, dsp.rand(0, 0.02)) for s in range(7) ]
clang = dsp.mix(clang)
elif wform is False and tone is None:
clang = dsp.tone(length, freq, 'sine2pi', 0.75)
clang = dsp.amp(clang, 0.6)
else:
clang = dsp.tone(length, freq, wform, 0.75)
clang = dsp.amp(clang, 0.6)
# Stupidly copy the note enough or
# trim it to meet the target length
clang = dsp.fill(clang, length)
# Give synth tones simple env (can override)
if wform is not False and env is False:
clang = dsp.env(clang, 'phasor')
# Apply an optional amplitude envelope
if env is not False:
clang = dsp.env(clang, env)
# Add optional padding between notes
if pad != False:
clang = dsp.pad(clang, 0, pad)
# Add to the final note sequence
out += clang
# Add optional aliasing (crude bitcrushing)
if alias is not False:
out = dsp.alias(out)
# Cut sound into chunks of variable length (between 5 & 300 ms)
# Pan each chunk to a random position
# Apply a sine amplitude envelope to each chunk
# Finally, add variable silence between each chunk and shuffle the
# order of the chunks before joining.
if glitch is not False:
out = dsp.vsplit(out, dsp.mstf(5), dsp.mstf(300))
out = [dsp.pan(o, dsp.rand()) for o in out]
out = [dsp.env(o, 'sine') for o in out]
out = [dsp.pad(o, 0, dsp.mstf(dsp.rand(0, glitchpad))) for o in out]
out = ''.join(dsp.randshuffle(out))
# Detune between 1.01 and 0.99 times original speed
# as a sine curve whose length equals the total output length
if bend is not False:
out = dsp.split(out, 441)
freqs = dsp.wavetable('sine', len(out), 1.01, 0.99)
out = [ dsp.transpose(out[i], freqs[i]) for i in range(len(out)) ]
out = ''.join(out)
if wild is not False:
#out = dsp.vsplit(out, 400, 10000)
out = dsp.split(out, 3000)
out = [ dsp.amp(dsp.amp(o, dsp.rand(10, 50)), 0.5) for o in out ]
#out = [ o * dsp.randint(1, 5) for o in out ]
for index, o in enumerate(out):
if dsp.randint(0, 1) == 0:
out[index] = dsp.env(dsp.cut(o, 0, dsp.flen(o) / 4), 'gauss') * 4
if dsp.randint(0, 6) == 0:
out[index] = dsp.transpose(o, 8)
out = [ dsp.env(o, 'gauss') for o in out ]
freqs = dsp.wavetable('sine', len(out), 1.02, 0.98)
out = [ dsp.transpose(out[i], freqs[i]) for i in range(len(out)) ]
out = ''.join(out)
if pinecone == True:
out = dsp.pine(out, int(length * dsp.rand(0.5, 8.0)), dsp.randchoose(freqs) * dsp.rand(0.5, 4.0))
# Adjust output amplitude as needed and return audio + OSC
if pi:
return (dsp.amp(out, volume), {'osc': osc_messages})
else:
return dsp.amp(out, volume)
def play(args):
length = dsp.stf(30)
volume = 0.2
octave = 2
notes = ['d', 'a']
quality = tune.major
waveform = 'sine'
ratios = tune.terry
wtypes = ['sine', 'phasor', 'line', 'saw']
for arg in args:
a = arg.split(':')
if a[0] == 't':
length = dsp.stf(float(a[1]))
if a[0] == 'v':
volume = float(a[1]) / 100.0
if a[0] == 'o':
octave = int(a[1])
if a[0] == 'n':
notes = a[1].split('.')
if a[0] == 'q':
if a[1] == 'M':
quality = tune.major
elif a[1] == 'm':
quality = tune.minor
else:
quality = tune.major
if a[0] == 'tr':
ratios = getattr(tune, a[1], tune.terry)
harm = range(1, 30)
layers = []
for note in notes:
tones = []
freq = tune.ntf(note, octave, ratios)
for i in range(30):
angles = dsp.breakpoint([freq * dsp.randchoose(harm) for f in range(dsp.randint(3, 50))], dsp.randint(350, 500))
alen = int(length / len(angles)) * 2
angles = [ dsp.env(dsp.tone(alen, a, 'random'), 'sine') for a in angles ]
# Each overtone blip should overlap by about 50% with its neighbor...
lowangles = ''.join([ angle for i, angle in enumerate(angles) if i % 2 == 0 ])
highangles = [ angle for i, angle in enumerate(angles) if i % 2 != 0 ]
highangles[0] = dsp.cut(highangles[0], dsp.flen(highangles[0]) / 2, dsp.flen(highangles[0]) / 2)
highangles = ''.join(highangles)
tones += [ dsp.benv(dsp.amp(dsp.mix([lowangles, highangles]), 0.9), [dsp.rand(0.1, 0.9) for i in range(dsp.randint(5, 30))]) ]
tones = dsp.mix(tones)
#tonic = dsp.env(dsp.amp(dsp.tone(int(length * 0.6), freq, 'sine2pi'), 0.1), 'flat')
#layers += [ dsp.mix([tones, tonic], False) ]
layers += [ tones ]
out = dsp.mix(layers)
return dsp.amp(out, volume)
def makeGlitch(length, i):
g = dsp.cut(long_chord, dsp.randint(0, dsp.flen(long_chord) - length), length)
g = dsp.alias(g)
g = dsp.fill(g, length)
return g
def mixdrift(snd):
if dsp.randint(0, 4) == 0:
dsnd = dsp.drift(snd, dsp.rand(0.001, 0.04))
snd = dsp.mix([snd, dsp.amp(dsnd, 0.5)])
return snd
if canPlay('folds', bigoldsection):
if dsp.randint(0, 1) == 0 or canPlay('jam', bigoldsection):
# Guitar folds
segsounds = []
for length in seg:
sounds = [
dsp.cut(layer, dsp.randint(0,
dsp.flen(layer) - length),
length) for s in range(6)
]
sounds = dsp.mix(sounds)
segsounds += [sounds]
segsounds = ''.join(segsounds)
segsounds = mixdrift(segsounds)
foldsPlay += 1
layers += [segsounds]
if canPlay('blips', bigoldsection):
if dsp.randint(0, 1) == 0 or canPlay('jam', bigoldsection):
# Blips
blips = []
def play(params):
length = params.get('length', dsp.stf(20))
volume = params.get('volume', 0.3)
octave = params.get('octave', 6)
note = params.get('note', 'c')
quality = params.get('quality', tune.major)
multiple = params.get('multiple', 1)
width = params.get('width', 0)
waveform = params.get('waveform', 'vary')
chirp = params.get('chirp', False)
harmonics = params.get('harmonics', [1, 2])
scale = params.get('scale', [1, 4, 6, 5, 8])
wavetypes = params.get('wavetypes', ['sine', 'phasor', 'line', 'saw'])
ratios = params.get('ratios', tune.terry)
glitch = params.get('glitch', False)
def chirp(s):
length = dsp.flen(s)
#chirps = [ dsp.chirp(dsp.randint(10, 10000), 60, 5000, dsp.randint(1,100)) for c in range(100) ]
chirps = [ dsp.chirp(
numcycles=dsp.randint(50, 1000),
lfreq=dsp.rand(9000, 12000),
hfreq=dsp.rand(14000, 20000),
length=441 + (i * 41),
etype=dsp.randchoose(['gauss', 'sine', 'line', 'phasor']),
wform=dsp.randchoose(['sine', 'tri', 'phasor', 'line']))
for i in range(100) ]
chirps = [ dsp.pan(c, dsp.rand()) for c in chirps ]
chirps = ''.join(chirps)
return dsp.fill(chirps, length)
tones = []
multiple *= 1.0
freqs = tune.fromdegrees(dsp.randshuffle(scale), octave, note[0])
for i in range(dsp.randint(2,4)):
#freq = tune.step(i, note, octave, dsp.randshuffle(scale), quality, ratios)
freq = freqs[i % len(freqs)]
snds = [ dsp.tone(length, freq * h, waveform) for h in harmonics ]
for snd in snds:
snd = dsp.vsplit(snd, dsp.mstf(10 * multiple), dsp.mstf(100 * multiple))
if width != 0:
for ii, s in enumerate(snd):
if width > dsp.mstf(5):
owidth = int(width * dsp.rand(0.5, 2.0))
else:
owidth = width
olen = dsp.flen(s)
s = dsp.cut(s, 0, owidth)
s = dsp.pad(s, 0, olen - dsp.flen(s))
snd[ii] = s
snd = [ dsp.env(s, dsp.randchoose(wavetypes)) for s in snd ]
snd = [ dsp.pan(s, dsp.rand()) for s in snd ]
snd = [ dsp.amp(s, dsp.rand()) for s in snd ]
if chirp == True:
snd = [ chirp(s) for s in snd ]
snd = ''.join(snd)
tones += [ snd ]
out = dsp.mix(tones)
out = dsp.pan(out, dsp.rand())
return dsp.amp(out, volume)
from pippi import dsp
snd = dsp.read('sounds/seneca3bars.wav').data
numgrains = 40
lens = [1 for _ in range(numgrains / 2)]
lens = lens + dsp.wavetable('hann', numgrains)[len(lens):]
lens = [dsp.mstf(l * 40 + 30) for l in lens]
out = ''
lpos = 0
rpos = dsp.mstf(100)
for i in range(numgrains):
l = dsp.cut(snd, lpos, lens[i])
r = dsp.cut(snd, rpos, lens[i])
lpos += dsp.mstf(dsp.rand(1, 10))
rpos += dsp.mstf(dsp.rand(1, 10))
out += dsp.pan(l, 0)
out += dsp.pan(r, 1)
dsp.write(out, 'alter')
elapsed = 0
while elapsed < length:
# pick a fragment
g = dsp.randchoose(guitars)
# transpose to A
g = dsp.transpose(g, 1.125)
# rand octave or 5th transpose
g = dsp.transpose(g, dsp.randchoose([1, 1.5, 2]))
# slice fragment btwn 60ms and 1/2 frag length
fraglen = dsp.mstf(dsp.rand(60, dsp.flen(g) / 2))
pos = dsp.randint(0, dsp.flen(g) - fraglen)
g = dsp.cut(g, pos, fraglen)
# attenuate
g = dsp.amp(g, dsp.rand(0.1, 0.5))
# randomly pan
g = dsp.pan(g, dsp.rand())
# add frag length to elapsed time
elapsed += dsp.flen(g)
# add fragment to frag list
frags += [g]
# concat all frags
layer = ''.join(frags)
def makeHat(length, i, amp):
h = dsp.cut(hat, 0, dsp.randint(dsp.mstf(10), dsp.mstf(60)))
h = dsp.env(h, 'phasor')
h = dsp.amp(h, dsp.rand(0.5, 0.9))
h = dsp.fill(h, length, silence=True)
return h
from pippi import dsp
from pippi import tune
import audioop
thirty = dsp.read('thirty.wav').data
wesley = dsp.read('wesley.wav').data
snds = [thirty, wesley]
## 01
out = ''
t = thirty * 30
t = dsp.pan(t, 0)
tt = dsp.cut(thirty, 0, dsp.flen(thirty) - dsp.mstf(30)) * 30
tt = dsp.pan(tt, 1)
out = dsp.mix([ t, tt ])
dsp.write(out, 'wesley_thirty_01')
## 02
out = ''
t = dsp.split(thirty, dsp.mstf(40))
t = [ dsp.env(tt, 'sine') for tt in t ]
t = [ tt * 4 for tt in t ]
out = ''.join(t)
dsp.write(out, 'wesley_thirty_02')
## 03
out = ''
def play(params):
volume = params.get('volume', dsp.rand(70.0, 100.0)) / 100.0
notes = params.get('note', [ dsp.randchoose(['c', 'f', 'e', 'a', 'd']) for i in range(2) ])
octave = params.get('octave', dsp.randint(1, 5))
root = params.get('root', 27.5)
bpm = params.get('bpm', 75.0)
if dsp.randint(0, 1) == 0:
length = params.get('length', dsp.mstf(dsp.rand(10, 2000)))
else:
length = params.get('length', int(dsp.randint(1, 4) * dsp.bpm2frames(bpm) * 0.25))
env = params.get('envelope', 'random')
env = params.get('envelope', 'tri')
mod = params.get('mod', 'random')
modFreq = params.get('modfreq', dsp.rand(1.0, 1.5) / dsp.fts(length))
modRange = params.get('speed', 0.01)
modRange = dsp.rand(0, modRange)
pulsewidth = params.get('pulsewidth', dsp.rand(0.01, 0.8))
window = params.get('window', 'gauss')
#waveform = params.get('waveform', 'random')
waveform = params.get('waveform', 'tri')
glitch = params.get('glitch', True)
pulsewidth = 1.0
freqs = [ tune.ntf(note, octave) for note in notes ]
tune.a0 = float(root)
mod = dsp.wavetable(mod, 512)
window = dsp.wavetable(window, 512)
waveform = dsp.wavetable(waveform, 512)
layers = []
for freq in freqs:
layers += [ dsp.pulsar(freq, length, pulsewidth, waveform, window, mod, modRange, modFreq, volume) ]
out = dsp.mix(layers)
try:
out = dsp.env(out, env)
except TypeError:
out = dsp.env(out, 'sine')
if glitch:
bitlen = dsp.randint(dsp.mstf(10), dsp.mstf(500))
bit = dsp.cut(out, dsp.randint(0, len(out) - bitlen), bitlen)
out = dsp.vsplit(out, dsp.mstf(10), dsp.mstf(500))
out.insert(dsp.randint(0, len(out) - 2), bit)
out = ''.join(out)
out = dsp.pan(out, dsp.rand())
return out
