PerlinSimples.coffee

# A global variable
sound = {}

# Like processing
# we can setup the things
@setup = -> 
  sound.freq = [Math.random() * 22, 22+Math.random() * 220]
  sound.offset = [Math.random(), Math.random()]
  
# tau ant t are preloaded variables, 
# tau is equal to 2 * Math.PI
# t is the current sample in seconds
@dsp = -> 
  i = 0
  for freq in sound.freq
    s = perlin1D(sin, freq, sin(freq,0.71), sound.offset[i])
    sound.offset[i] += 0.00001
    i += 1
    s