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Re: [MiNT] Menu redraw
Hi,
On maanantai 25 maaliskuu 2013, Ole wrote:
> Am Sonntag, den 24.03.2013, 20:39 +0100 schrieb Eero Tamminen
> <oak@helsinkinet.fi>:
> > Drawing being done from the HTML itself would be too slow when user
> > is scrolling the page [1]. That's why browsers use intermediate
> > buffer/tiles into which the engine renders the page, and where
> > the frontend blits it from.
>
> But not on atari systems... even if the standard VDI would
> implement offscreen buffers, I wouldn't use them for an application
> like netsurf. Because I don't want to allocate an buffer which is maybe
> 2500 x 60000 pixels large.
Buffers aren't (HTML) page sized, but relative to Browser window size.
There may also be multiple of them so that one can be drawn to/from while
other is locked, or e.g. one per layer in the HTML page (with GL stuff
doing compositing from them).
- Eero