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Re: [web-audio-api] (setValueCurveAtTime): AudioParam.setValueCurveAtTime (#131)

From: Olivier Thereaux <notifications@github.com>
Date: Wed, 11 Sep 2013 07:29:48 -0700
To: WebAudio/web-audio-api <web-audio-api@noreply.github.com>
Message-ID: <WebAudio/web-audio-api/issues/131/24244398@github.com>
> [Original comment](https://www.w3.org/Bugs/Public/show_bug.cgi?id=17335#2) by Chris Rogers on W3C Bugzilla. Tue, 04 Dec 2012 23:28:21 GMT

(In reply to [comment #2](#issuecomment-24244392))
> I think the level of detail in the new text is good. One thing that seems to
> be missing though is what the value is when t < time and t >= time +
> duration, respectively (most likely values[0] and values[N-1], respectively).
> 
> Also, the expression "v(t) = values[N * (t - time) / duration]" is
> effectively nearest interpolation. Is that intended? Linear interpolation
> seems more logical.

The idea is that the number of points in the Float32Array can be large so that the curve data is effectively over-sampled and linear interpolation is not necessary.

Fixed:
https://dvcs.w3.org/hg/audio/rev/a658660f3174

---
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Received on Wednesday, 11 September 2013 14:30:31 UTC

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