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Re: resolution and device-pixel-ratio (was Re: device-pixel-ratio)

From: Øyvind Stenhaug <oyvinds@opera.com>
Date: Thu, 10 May 2012 15:17:50 +0200
To: www-style@w3.org
Message-ID: <op.wd3gj0hubunlto@oyvinds-desktop>
On Thu, 10 May 2012 12:31:16 +0200, Edward O'Connor <eoconnor@apple.com>  

> fantasai replied:
>> I don't understand how [device-pixel-ratio: 2] is any better than
>> resolution: 2ddpx;
> As currently defined, these both do the same thing. I agree that we need
> a media query to do this—to detect the relationship of CSS pixels and
> device pixels—but I think naming such a media query "resolution" is a
> mistake. Also, as Maciej pointed out, ddpx is much less understandable
> to people unfamiliar with it.

It's dppx, of course, not ddpx. Being familiar with the "px" unit and  
knowing what e.g. "dpi" stands for, I don't find it hard to figure out (or  
remember) what "dppx" means. I don't find the term "device-pixel-ratio"  
more readily understandable at all. A ratio of what, to what?

Øyvind Stenhaug
Core Norway, Opera Software ASA
Received on Thursday, 10 May 2012 13:18:27 UTC

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