def filtered_saw(delay, note, amp, dur=1.):
t = pyo.SawTable(order=15).normalize()
dur *= 2.
env = pyo.Fader(fadein=.02, fadeout=0.02, dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
adsr = pyo.Adsr(attack=dur * 0.05,
decay=0.05 * dur,
sustain=0.3,
release=dur * 0.7,
dur=dur * 0.9,
mul=amp).play(dur=2.5 * dur, delay=delay)
osc = pyo.Osc(t, freq=pyo.midiToHz(note), mul=adsr).mix(1)
rev = pyo.Freeverb(osc, size=1., damp=0.5, bal=1.,
mul=env).play(dur=2.5 * dur, delay=delay)
# rev.out(delay=delay, dur=dur)
eq = pyo.Biquad(rev, freq=800, q=1., type=0).play(dur=2.5 * dur,
delay=delay)
eq.out(delay=delay, dur=dur)
# eq = None
return osc, env, rev, eq
def create_synth_sawtooth(self):
'''Create a sawtooth wave synthesizer as a sum of sines
using the PYO SawTable module (which internally
calls HarmTable).'''
self.log.debug('creating sawtooth synth [additive]')
t = pyo.SawTable(order=self.nharmonics, size=self.tsize)
return pyo.Osc(table=t,
mul=0,
freq=[FREQ_C4, FREQ_C4])
def __init__(self):
self.env = pyo.Adsr(attack=.01,
decay=.6,
sustain=.0,
release=.6,
dur=1,
mul=.5)
sq = pyo.SawTable()
self.osc = pyo.Osc(table=sq, mul=self.env, freq=440)
self.lowpass = pyo.MoogLP(self.osc, 1000, self.env)
self.lowpass.out()
def __init__(self):
super().__init__()
self.sine = pyo.CosTable([(0, 0), (100, 1), (1000, .25), (8191, 0)])
self.square = pyo.SquareTable()
self.saw = pyo.SawTable()
self.synth = pyo.NewTable(8192 / 44100)
self.pointer = pyo.Sig(0)
self.morph = pyo.TableMorph(self.pointer, self.synth,
[self.sine, self.square, self.saw])
self.osc = pyo.Osc(self.synth, 440)
self.filter = pyo.Biquad(self.osc)
self.verb = pyo.WGVerb(self.filter).mix(2)