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Re: [Public WebGL] ATC texture size computation



On 12-09-07 01:11 PM, Vladimir Vukicevic wrote:
>
> ----- Original Message -----
>> On Fri, Sep 7, 2012 at 6:23 PM, Benoit Jacob < bjacob@mozilla.com >
>> wrote:

That wasn't me ;-)
>>
>> So you're just gonna gloss over the fact that this here is a piece of
>> technology that'll break on half of desktops. Alright, nevermind.
>> But how're you gonna gloss over the fact that the format is not
>> specified, making it impossible to convert an <img> to a texture or
>> a texture back to bytes or an <img>?
> We don't have code to convert an <img> to a PVRTC or S3TC or whatever else compressed format either, nor vice versa (and likely never will, because that's where legal minefields lie).  Compressed texture support is a pragmatic very-high-value win; there isn't a single commonly-supported format (at least until ETC/ETC2 gets global support), so we have to support a union of the common ones.  Using any compressed textures isn't a requirement for a WebGL app.
>
>     - Vlad


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