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#!/usr/bin/env python
# encoding: utf-8
"""
Algoritmic rhythm machine...
"""
from pyo import *
# Set this constant to True to loop over preset bank
WITH_PRESET = False
snds3 = [
"../snds/alum1.wav",
"../snds/alum2.wav",
"../snds/alum3.wav",
"../snds/alum4.wav",
]
presets = [
[
[16, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0],
[16, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0],
[16, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0],
],
[
[16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1],
[16, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0],
[16, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0],
],
[
[16, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 1],
[16, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0],
[16, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0],
],
[
[16, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 1],
[16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0],
[16, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1],
],
]
s = Server(duplex=0).boot()
tm = Xnoise(dist=9, freq=2.34, x1=0.5, x2=3, mul=0.0025, add=0.12)
b = Beat(time=tm, w1=[90, 30, 30, 20], w2=[30, 90, 50, 40], w3=[0, 30, 30, 40])
if WITH_PRESET:
b.setPresets(presets)
b.recall(0)
b.play()
tabs = SndTable(snds3)
out = TrigEnv(b, table=tabs, dur=b["dur"] * 2, interp=4, mul=b["amp"] * 0.5)
pan = SPan(out, pan=[0.25, 0.4, 0.6, 0.75]).mix(2)
rev = WGVerb(pan, feedback=0.65, cutoff=3500, bal=0.2).out()
def change():
b.fill()
b.new()
def chAndCall(x):
b.fill()
b.recall(x)
x = 0
pre = 0
def ch():
global x, pre
x += 1
if (x % 5) == 0:
if WITH_PRESET:
pre = (pre + 1) % 3
chAndCall(pre)
else:
change()
tt = TrigFunc(b["end"][0], function=ch)
s.gui(locals())
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