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#!/usr/bin/env python
# encoding: utf-8
"""
3 oscillators FM synthesis class.
"""
from pyo import *
import math
s = Server(duplex=0).boot()
t = HarmTable([1, 0.1])
class FM3:
def __init__(self, fcar, ratio1, ratio2, index1, index2, out=0):
self.fmod = fcar * ratio1
self.fmodmod = self.fmod * ratio2
self.amod = self.fmod * index1
self.amodmod = self.fmodmod * index2
self.modmod = Sine(self.fmodmod, mul=self.amodmod)
self.mod = Sine(self.fmod + self.modmod, mul=self.amod)
self.car = Osc(t, fcar + self.mod, mul=0.2)
self.eq = EQ(self.car, freq=fcar, q=0.707, boost=-12)
self.out = DCBlock(self.eq).out(out)
a = FM3(125.00, 0.33001, 2.9993, 8, 4, 0)
b = FM3(125.08, 0.33003, 2.9992, 8, 4, 1)
c = FM3(249.89, 0.33004, 2.9995, 8, 4, 0)
d = FM3(249.91, 0.33006, 2.9991, 8, 4, 1)
s.gui(locals())
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