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jahpd/PerlinSimples.coffee

Last active August 5, 2016 23:41
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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
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