def makenote(length, freq, lfo=0.5, amp=0.05, factor=10):
wavetable = 'tri'
wtsize = 4096
ftable = [ v * factor + 1 for v in wavetables.wavetable('random', wtsize) ]
factors = [ v * ftable[i] for i, v in enumerate(wavetables.wavetable('sine', wtsize)) ]
osc = oscs.Fold(wavetable, factors, freq, lfo, amp)
return osc.play(length)
def test_bad_wavetable_type(self):
length = random.randint(1, 1000)
wt = wavetables.wavetable('this is not a wavetable type', length)
self.assertEqual(length, len(wt))
def test_random_wavetable(self):
length = random.randint(1, 1000)
wt = wavetables.wavetable('random', length)
self.assertEqual(length, len(wt))
if i // 4 % 3 == 0:
hat_onsets = rhythm.onsets([1, 1, 0, 0] * 4, beat)
for onset in hat_onsets:
h = hat.copy()
h.fill(441 * random.randint(10, 30))
h = h.env('phasor').speed(random.triangular(1, 1.25))
bar.dub(h * random.triangular(0.25, 0.3), onset)
kick_onsets = rhythm.onsets([1, 0, 0, 0], beat * 4)
for onset in kick_onsets:
k = kick.copy()
k.fill(441 * random.randint(10, 60))
k = k.env('phasor').speed(random.triangular(1.4, 1.6))
bar.dub(k * random.triangular(0.25, 0.35), onset)
osc.freq = freqs[0] * 0.25
bass_onsets = rhythm.onsets([0, 0, 1] * 3, beat * 3)
for onset in bass_onsets:
osc.wavetable = wavetables.wavetable('square', 512)
bass = osc.play(beat * random.randint(1, 3)).env('phasor') * 0.08
bar.dub(bass, onset)
osc.wavetable = wavetables.wavetable('tri', 512)
bass = osc.play(beat * random.randint(2, 5)).env('phasor') * 0.35
bar.dub(bass, onset)
bar.fill(beat * 16)
out += bar
out.write('technoish.wav')