Re: [Gimp-developer] OpenCL and GIMP tile size

On Mon, Jun 17, 2013 at 3:33 AM, Guillermo Espertino (Gez) <
gespertino gmail com> wrote:

I think that drawing the tiles outwards from the center of the view would
provide a huge boost in perceived performance, because you'd always be
seeing the first tile in the visible.
Right now if you're looking at the bottom of an image and the top is
beyond the visible area, you have to wait for the tiles to be drawn, and in
slow operation that's perceived like extra slowness.

Is this even planned or considered? Is it possible?

GIMP is rigged up to first render the visible area and then the rest - GEGL
hasn't made us of this yet. Ideally only the visible area at display
resolution is rendered… this is something that would require changes in
both how GIMP interfaces with GEGL as well as having an implementation of
GEGL providing the capability... so yes – this has been on the agenda for a

«The future is already here. It's just not very evenly distributed»
                                                 -- William Gibson                  

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