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[perf] add tests for magnified and minified image sources.

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With this change, cairo's performance testsuite will catch performance
regressions in pixman's fbFetchTransformed path.
This commit is contained in:
Bertram Felgenhauer 2008-02-16 09:22:01 +01:00
parent 21049a9a5e
commit 24c319fbae
1 changed files with 34 additions and 0 deletions
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34
perf/cairo-perf-cover.c
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@ -96,6 +96,38 @@ set_source_image_surface_rgba (cairo_t *cr,
cairo_surface_destroy (source);
}
static void
set_source_image_surface_rgba_mag (cairo_t *cr,
int width,
int height)
{
cairo_surface_t *source;
source = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
width/2, height/2);
cairo_scale(cr, 2.1, 2.1);
init_and_set_source_surface (cr, source, width/2, height/2);
cairo_scale(cr, 1/2.1, 1/2.1);
cairo_surface_destroy (source);
}
static void
set_source_image_surface_rgba_min (cairo_t *cr,
int width,
int height)
{
cairo_surface_t *source;
source = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
width*2, height*2);
cairo_scale(cr, 1/1.9, 1/1.9);
init_and_set_source_surface (cr, source, width*2, height*2);
cairo_scale(cr, 1.9, 1.9);
cairo_surface_destroy (source);
}
static void
set_source_similar_surface_rgb (cairo_t *cr,
int width,
@ -208,6 +240,8 @@ cairo_perf_cover_sources_and_operators (cairo_perf_t *perf,
{ set_source_solid_rgba, "solid_rgba" },
{ set_source_image_surface_rgb, "image_rgb" },
{ set_source_image_surface_rgba, "image_rgba" },
{ set_source_image_surface_rgba_mag, "image_rgba_mag" },
{ set_source_image_surface_rgba_min, "image_rgba_min" },
{ set_source_similar_surface_rgb, "similar_rgb" },
{ set_source_similar_surface_rgba, "similar_rgba" },
{ set_source_linear_rgb, "linear_rgb" },