#!/usr/bin/env python
# encoding: utf-8
"""
Ring modulators used as exciter of a waveguide bank.

"""
from pyo import *
import random

s = Server().boot()

tab_m = HarmTable([1,0,0,0,0,.3,0,0,0,0,0,.2,0,0,0,0,0,.1,0,0,0,0,.05]).normalize()
tab_p = HarmTable([1,0,.33,0,.2,0,.143,0,.111])

class Ring:

    def __init__(self, fport=250, fmod=100, amp=.3):
        self.mod = Osc(tab_m, freq=fmod, mul=amp)
        self.port = Osc(tab_p, freq=fport, mul=self.mod)

    def out(self):
        self.port.out()
        return self

    def sig(self):
        return self.port

lf = Sine(.03, mul=.5, add=1)
rg = Ring(fport = [random.choice([62.5,125,187.5,250]) * random.uniform(.99,1.01) for i in range(8)],
          fmod = lf * [random.choice([25,50,75,100]) * random.uniform(.99,1.01) for i in range(8)],
          amp = 0.1)

res = Waveguide(rg.sig(), freq=[30.1,60.05,119.7,181,242.5,303.33], dur=30, mul=.1).out()

s.gui(locals())