20 lines
496 B
Lua
20 lines
496 B
Lua
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local sg=soundgen
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local waves={}
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local function sign(n)
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return n>0 and 1 or (n<0 and -1 or 0)
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end
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for n=1,32 do
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local a=sg:noise(0):phase(n):freq(50*2^(n^0.8*2)):amp(0.5^(n/2)^1.2)
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local b=sg:noise(0):freq(50*n)
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waves[n]=sg:new(function(self,t)
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local aa=(n)/100
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local t=t
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local y=a:sample(t^(0.15*((n-1)^1.1/30+1))+b:sample(t)*aa)
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return math.abs(y)^2*sign(y)
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end)
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end
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local wave=sg.add(unpack(waves)):amp(1.2)
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wave=wave:fade(0.001,0)
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wave=wave:fade(0.001,0.5)
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return wave:compile()
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