On Tue, Jan 12, 2010 at 2:01 AM, Evan Martin <[email protected]> wrote:
> On Mon, Jan 11, 2010 at 9:04 PM, Chris Evans <[email protected]> wrote: > > The other browsers do not support the CSS used / required for this demo. > > There was a similar version, but using SVG animation to do something very > > similar. (It's currently offline). Firefox and Opera were able to attempt > > the rotation of this one but both performed much worse that Safari and > > Chrome. > > Anyone know why Chrome, and to a certain extent Safari, are so much > better > > on this non-JS test? Is the Skia library underpinning Chrome superior? > > [...] > - Also in my experience Chrome+Skia tends to be faster but sometimes > less smooth than Safari's CG. See also all of Dean's Pre3d demos. > In general, Skia plays it a little fast and loose, and prefers speed over accuracy, whereas CG tends to prefer accuracy over speed (at least in the Windows software path that Safari/Win uses). For example, Skia uses a truncating (instead of rounding) compositing mode. In practice, this makes little difference to visual results, although there are some exceptions. Stephen -- All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident. -- Schopenhauer
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