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perf: Add new paint-with-alpha test

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MacSlow noticed that cairo_paint_with_alpha is much slower than
it should be, (and jrmuizel has a nice plan for fixing the
performance bug).
This commit is contained in:
Carl Worth 2007-04-23 09:35:35 -07:00
parent 302f1146da
commit 72b812be8c
4 changed files with 48 additions and 0 deletions
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1
perf/Makefile.am
View file

@ -25,6 +25,7 @@ cairo_perf_SOURCES = \
mosaic.c \
mosaic.h \
paint.c \
paint-with-alpha.c \
pattern_create_radial.c \
rectangles.c \
stroke.c \

1
perf/cairo-perf.c
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@ -383,6 +383,7 @@ main (int argc, char *argv[])
cairo_perf_case_t perf_cases[] = {
{ paint, 256, 512},
{ paint_with_alpha, 256, 512},
{ fill, 64, 256},
{ stroke, 64, 256},
{ text, 64, 256},

1
perf/cairo-perf.h
View file

@ -94,6 +94,7 @@ cairo_perf_cover_sources_and_operators (cairo_perf_t *perf,
CAIRO_PERF_DECL (fill);
CAIRO_PERF_DECL (paint);
CAIRO_PERF_DECL (paint_with_alpha);
CAIRO_PERF_DECL (stroke);
CAIRO_PERF_DECL (subimage_copy);
CAIRO_PERF_DECL (tessellate);

45
perf/paint-with-alpha.c Normal file
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@ -0,0 +1,45 @@
/*
* Copyright © 2006 Red Hat, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Red Hat, Inc. not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. Red Hat, Inc. makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Carl D. Worth <cworth@cworth.org>
*/
#include "cairo-perf.h"
static cairo_perf_ticks_t
do_paint_with_alpha (cairo_t *cr, int width, int height)
{
cairo_perf_timer_start ();
cairo_paint_with_alpha (cr, 0.5);
cairo_perf_timer_stop ();
return cairo_perf_timer_elapsed ();
}
void
paint_with_alpha (cairo_perf_t *perf, cairo_t *cr, int width, int height)
{
cairo_perf_cover_sources_and_operators (perf, "paint-with-alpha",
do_paint_with_alpha);
}