Re: logic problem. adding sine wave pattern to dynamic float
Re: logic problem. adding sine wave pattern to dynamic float
- Subject: Re: logic problem. adding sine wave pattern to dynamic float
- From: Graham Cox <email@hidden>
- Date: Sat, 6 Feb 2010 08:55:59 +1100
On 06/02/2010, at 1:02 AM, Chunk 1978 wrote:
> help would be greatly appreciated.
Vibrato is Frequency Modulation. The general formula for that is:
y(t) = A * sin( 2 * π * fc * t + I * sin( 2 * π * fm * t))
Where fc is the 'carrier' or signal being modulated and fm is the modulation. A is the overall amplitude and I is the modulation index or amplitude of the modulation.
--Graham
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