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From: fons-5YXofNvN5bf4jJi9/k9gcg@public.gmane.org
To: Niels Mayer <nielsmayer-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org,
	linux-audio-dev-cunTk1MwBs/CEJeg2xFRV2D2FQJk+8+b@public.gmane.org
Subject: Re: [LAD] FIxed alsa-tools' envy24control missing peak level meters and "Reset Peaks"
Date: Wed, 14 Jul 2010 15:45:05 +0200	[thread overview]
Message-ID: <20100714134505.GA4065@zita2> (raw)
In-Reply-To: <AANLkTil3bV075Ef5-e-UGMDj-3Mmee2fJtUjf3h5U88Y-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On Tue, Jul 13, 2010 at 09:54:58PM -0700, Niels Mayer wrote:

>  What's even more absurd, is to have the benefits of the
> ice1712's hardware metering squandered by drawing thousands of
> rectangles per second (each individual "LED" on each meter is a
> separate x draw-rectangle call).

It should at least use the XDrawRectangles(), which draws a list
of them in a single call.

> And since the hardware metering already quantizes to 256 levels --
> there's no point in re-quantizing those to individual "virtual LEDs"
> as is done w/ the current envy24control.

Depends. A linear mapping is not really the best you can do.

Ciao,

-- 
Je veux que la mort me trouve plantant mes choux, mais
nonchalant d’elle, et encore plus de mon jardin imparfait.
(Michel de Montaigne)
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  parent reply	other threads:[~2010-07-14 13:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-12 22:41 FIxed alsa-tools' envy24control missing peak level meters and "Reset Peaks" Niels Mayer
2010-07-13  9:47 ` Alan Horstmann
2010-07-13 12:25   ` Raymond Yau
     [not found] ` <20100712234002.GF4069@zita2>
     [not found]   ` <AANLkTim7LFEk8VzJgJmlLvgJPJcAfT0uhfRE6nRBbLFH@mail.gmail.com>
     [not found]     ` <20100713081908.GA4083@zita2>
2010-07-14  4:54       ` [LAD] " Niels Mayer
     [not found]         ` <AANLkTil3bV075Ef5-e-UGMDj-3Mmee2fJtUjf3h5U88Y-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-07-14 13:45           ` fons-5YXofNvN5bf4jJi9/k9gcg [this message]
2010-07-16  1:14         ` Niels Mayer
2010-07-16 12:27           ` Geoff King
     [not found]             ` <AANLkTimMF4huRE-QcgRsjWn4-S_Y24xDBev6CFA6ZCCH-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-07-16 22:57               ` [LAD] [PlanetCCRMA] " Niels Mayer
     [not found] ` <201007131846.36677.termtech@rogers.com>
2010-07-16  7:13   ` [LAD] " Niels Mayer

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