I am using them as default. Now the only issue with the test above is that the original gaussian filter is still very slooooow. I have to figure out the correspondence between gegl-gaussian-blur and the gaussian blur filter.
On Mon, May 14, 2012 at 9:41 AM, Patrick Horgan <[email protected]> wrote: > On 05/12/2012 10:25 AM, Partha Bagchi wrote: >> I followed your suggestions and built >> babl-0.1.11/gegl-0.2.1/Gimp-2.8.0 using -Ofast -ffast-math >> -ftree-vectorize. Using these flags, I reran the test at the top of >> the thread. The c2g rendering on my machine is now 36 seconds as >> compared to 6 minutes. I am impressed. :) > If it makes such a difference, shouldn't they be defaults? > > Patrick >> >> Now to test out gimp 2.9.1. That should be fun. >> >> On Sun, Apr 29, 2012 at 6:54 AM, Øyvind Kolås <[email protected]> wrote: >>> On Sun, Apr 29, 2012 at 10:44 AM, Jernej Simončič >>> <jernej|[email protected]> wrote: >>>> On Sun, 29 Apr 2012 03:31:26 +0200, Øyvind Kolås wrote: >>>>> It also turns out that babl and GEGL on win32 seem to be compiled >>>>> practically without optimization and without taking modern instruction >>>>> sets into account, making any testing of them on windows >>>>> unrepresentative of their actual performance. >>>> What are the recommended optimization flags? >>> On win32, no idea, perhaps look at what compiler flags are being used >>> on linux? This is signal processing code and everything from >>> -ffast-math to -ftree-vectorize and probably more are important. >>> >>> /Ø >>> -- >>> «The future is already here. It's just not very evenly distributed» >>> -- William Gibson >>> http://pippin.gimp.org/ http://ffii.org/ >>> _______________________________________________ >>> gimp-user-list mailing list >>> [email protected] >>> http://mail.gnome.org/mailman/listinfo/gimp-user-list >> _______________________________________________ >> gimp-user-list mailing list >> [email protected] >> http://mail.gnome.org/mailman/listinfo/gimp-user-list > > _______________________________________________ > gimp-user-list mailing list > [email protected] > http://mail.gnome.org/mailman/listinfo/gimp-user-list _______________________________________________ gimp-user-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gimp-user-list
