def play(voice_id):
volume = P(voice_id, 'volume', 100.0)
volume = volume / 100.0 # TODO: move into param filter
volume = volume * 0.65
length = P(voice_id, 'length', 40)
env = False
wii = False
# wii = True
speed = False
numcycles = dsp.randint(1, 200)
# Make breakpoint env with 2-10 vals between 0.1 and 1.0
curve_a = dsp.breakpoint([1.0] + [dsp.rand(0.1, 1.0) for r in range(dsp.randint(2, 10))] + [0], numcycles)
# Make wavetable with single cycle from given wave types
curve_types = ['vary', 'phasor', 'sine', 'cos', 'impulse']
curve_b = dsp.wavetable(dsp.randchoose(curve_types), numcycles)
# Make pan curve - always cosine
pan = dsp.breakpoint([ dsp.rand() for i in range(dsp.randint(5, 50)) ], numcycles)
amps = dsp.breakpoint([ dsp.rand(0.1, 0.75) for i in range(dsp.randint(5, 30)) ], numcycles)
# Multiply breakpoint curve with simple wavetable
wtable = [ curve_a[i] * curve_b[i] for i in range(numcycles) ]
# Scale to max frequency
wtable = [ (f * 20000) + length for f in wtable ]
# Possible osc wavetypes
wtypes = ['sine2pi']
# wtypes = ['tri', 'sine2pi', 'impulse']
# wtypes = ['impulse', 'tri', 'cos', 'sine2pi', 'vary']
if wii is True:
out = [ dsp.pan(dsp.cycle(wtable[i], dsp.randchoose(wtypes)), pan[i]) for i in range(numcycles) ]
else:
wtype = dsp.randchoose(wtypes)
out = [ dsp.pan(dsp.cycle(wtable[i], wtype), pan[i]) for i in range(numcycles) ]
out = [ dsp.amp(oo, amps[i]) for i, oo in enumerate(out) ]
out = dsp.amp(''.join(out), volume)
if speed != False and speed > 0.0:
out = dsp.transpose(out, speed)
if env != False:
out = dsp.env(out, env)
return out
def play(params={}):
volume = params.get('volume', 100.0)
volume = volume / 100.0 # TODO: move into param filter
volume = volume * 0.25
length = params.get('length', 40)
env = params.get('envelope', False)
wii = params.get('wii', False)
speed = params.get('speed', False)
numcycles = dsp.randint(10, 524)
# Make breakpoint env with 2-10 vals between 0.1 and 1.0
curve_a = dsp.breakpoint([1.0] + [dsp.rand(0.1, 1.0) for r in range(dsp.randint(2, 10))] + [0], numcycles)
# Make wavetable with single cycle from given wave types
curve_types = ['vary', 'phasor', 'sine', 'cos', 'impulse']
curve_b = dsp.wavetable(dsp.randchoose(curve_types), numcycles)
# Make pan curve - always cosine
pan = dsp.wavetable('cos', numcycles)
# Multiply breakpoint curve with simple wavetable
wtable = [ curve_a[i] * curve_b[i] for i in range(numcycles) ]
# Scale to max frequency
wtable = [ (f * 19000) + length for f in wtable ]
# Possible osc wavetypes
wtypes = ['impulse', 'tri', 'cos', 'sine2pi', 'vary']
if wii is True:
out = [ dsp.pan(dsp.cycle(wtable[i], dsp.randchoose(wtypes)), pan[i]) for i in range(numcycles) ]
else:
wtype = dsp.randchoose(wtypes)
out = [ dsp.pan(dsp.cycle(wtable[i], wtype), pan[i]) for i in range(numcycles) ]
out = dsp.amp(''.join(out), volume)
if speed != False and speed > 0.0:
out = dsp.transpose(out, speed)
if env != False:
out = dsp.env(out, env)
return out
def dosweep(wtype, start_freq, freq_range, numgrains, cycle_type):
out = ''
pitch_curve = dsp.curve(wtype, numgrains, math.pi * 0.5, freq_range, 0.0, start_freq)
pan_curve = dsp.curve(1, numgrains, math.pi * dsp.rand(1, 80))
for i, freq in enumerate(pitch_curve):
grain = dsp.cycle(freq, cycle_type, 0.01)
grain = dsp.pan(grain, pan_curve[i])
out += grain
return out
def bln(length, low=3000.0, high=7100.0, wform="sine2pi"):
wforms = ["tri", "sine2pi", "impulse", "cos2pi"]
outlen = 0
cycles = ""
while outlen < length:
cycle = dsp.cycle(dsp.rand(low, high), dsp.randchoose(wforms))
outlen += len(cycle)
cycles += cycle
return cycles
def bln(length, low=3000.0, high=7100.0, wform='sine2pi'):
""" Time-domain band-limited noise generator
"""
outlen = 0
cycles = ''
while outlen < length:
cycle = dsp.cycle(dsp.rand(low, high), wform)
outlen += len(cycle)
cycles += cycle
return cycles
def bln(length, low=3000.0, high=7100.0, wform='sine2pi'):
""" Time-domain band-limited noise generator
"""
outlen = 0
cycles = ''
while outlen < length:
cycle = dsp.cycle(dsp.rand(low, high), wform)
outlen += len(cycle)
cycles += cycle
return cycles
def kick(amp, length):
fhigh = 160.0
flow = 60.0
fdelta = fhigh - flow
target = length
pos = 0
fpos = fhigh
out = ''
while pos < target:
# Add single cycle
# Decrease pitch by amount relative to cycle len
cycle = dsp.cycle(fpos)
#cycle = ''.join([ str(v) for v in dsp.curve(0, dsp.htf(fpos), math.pi * 2) ])
pos += dsp.flen(cycle)
#fpos = fpos - (fhigh * (length / dsp.htf(fpos)))
fpos = fpos - 30.0
out += cycle
return dsp.env(out, 'phasor')
def kick(amp, length):
if amp == 0:
return dsp.pad('', 0, length)
fhigh = 160.0
flow = 60.0
fdelta = fhigh - flow
target = length
pos = 0
fpos = fhigh
out = ''
while pos < target:
# Add single cycle
# Decrease pitch by amount relative to cycle len
cycle = dsp.cycle(fpos)
pos += dsp.flen(cycle)
fpos = fpos - 30.0
out += cycle
out = dsp.amp(out, amp)
return dsp.env(out, 'phasor')
def kick(amp, length):
if amp == 0:
return dsp.pad('', 0, length)
fhigh = 160.0
flow = 60.0
fdelta = fhigh - flow
target = length
pos = 0
fpos = fhigh
out = ''
while pos < target:
# Add single cycle
# Decrease pitch by amount relative to cycle len
cycle = dsp.cycle(fpos)
#cycle = ''.join([ str(v) for v in dsp.curve(0, dsp.htf(fpos), math.pi * 2) ])
pos += dsp.flen(cycle)
#fpos = fpos - (fhigh * (length / dsp.htf(fpos)))
fpos = fpos - 30.0
out += cycle
return dsp.env(out, 'phasor')
def play(voice_id):
volume = P(voice_id, 'volume', 100.0)
volume = volume / 100.0 # TODO: move into param filter
volume = volume * 0.65
length = P(voice_id, 'length', 40)
env = False
wii = False
# wii = True
speed = False
numcycles = dsp.randint(1, 200)
# Make breakpoint env with 2-10 vals between 0.1 and 1.0
curve_a = dsp.breakpoint(
[1.0] + [dsp.rand(0.1, 1.0) for r in range(dsp.randint(2, 10))] + [0],
numcycles)
# Make wavetable with single cycle from given wave types
curve_types = ['vary', 'phasor', 'sine', 'cos', 'impulse']
curve_b = dsp.wavetable(dsp.randchoose(curve_types), numcycles)
# Make pan curve - always cosine
pan = dsp.breakpoint([dsp.rand() for i in range(dsp.randint(5, 50))],
numcycles)
amps = dsp.breakpoint(
[dsp.rand(0.1, 0.75) for i in range(dsp.randint(5, 30))], numcycles)
# Multiply breakpoint curve with simple wavetable
wtable = [curve_a[i] * curve_b[i] for i in range(numcycles)]
# Scale to max frequency
wtable = [(f * 20000) + length for f in wtable]
# Possible osc wavetypes
wtypes = ['sine2pi']
# wtypes = ['tri', 'sine2pi', 'impulse']
# wtypes = ['impulse', 'tri', 'cos', 'sine2pi', 'vary']
if wii is True:
out = [
dsp.pan(dsp.cycle(wtable[i], dsp.randchoose(wtypes)), pan[i])
for i in range(numcycles)
]
else:
wtype = dsp.randchoose(wtypes)
out = [
dsp.pan(dsp.cycle(wtable[i], wtype), pan[i])
for i in range(numcycles)
]
out = [dsp.amp(oo, amps[i]) for i, oo in enumerate(out)]
out = dsp.amp(''.join(out), volume)
if speed != False and speed > 0.0:
out = dsp.transpose(out, speed)
if env != False:
out = dsp.env(out, env)
return out