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[test/solid-pattern-cache-stress] Do what it says on the tin.
Actually draw to the surface after setting the source in order to trigger use of the solid surface cache.
This commit is contained in:
Chris Wilson
parent
233ba271d6
commit
38c4bcc2da
3 changed files with 121 additions and 34 deletions
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@ -638,6 +638,7 @@ REFERENCE_IMAGES = \
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stroke-image-pdf-ref.png \
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stroke-image-ps-ref.png \
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stroke-image-quartz-ref.png \
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solid-pattern-cache-stress-ref.png \
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source-clip-ref.png \
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source-clip-scale-quartz-ref.png \
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source-clip-scale-ps-argb32-ref.png \
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BIN
test/solid-pattern-cache-stress-ref.png
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BIN
test/solid-pattern-cache-stress-ref.png
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Binary file not shown.
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After Width: | Height: | Size: 107 B |
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@ -28,17 +28,7 @@
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#endif
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#include "cairo-test.h"
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static cairo_test_draw_function_t draw;
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cairo_test_t test = {
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"solid-pattern-cache-stress",
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"Stress the solid pattern cache and ensure it behaves",
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0, 0,
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draw
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};
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#include <cairo.h>
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#include <stdlib.h>
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#include <stdlib.h> /* drand48() */
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#define LOOPS 10
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#define NRAND 100
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@ -47,6 +37,110 @@ cairo_test_t test = {
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#define drand48() (rand () / (double) RAND_MAX)
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#endif
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static cairo_test_draw_function_t draw;
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cairo_test_t test = {
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"solid-pattern-cache-stress",
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"Stress the solid pattern cache and ensure it behaves",
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1, 1,
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draw
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};
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static cairo_t *
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_cairo_create_similar (cairo_t *cr, int width, int height)
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{
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cairo_surface_t *similar;
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similar = cairo_surface_create_similar (cairo_get_target (cr),
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cairo_surface_get_content (cairo_get_target (cr)),
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width, height);
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cr = cairo_create (similar);
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cairo_surface_destroy (similar);
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return cr;
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}
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static cairo_t *
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_cairo_create_image (cairo_t *cr, cairo_format_t format, int width, int height)
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{
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cairo_surface_t *image;
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image = cairo_image_surface_create (format, width, height);
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cr = cairo_create (image);
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cairo_surface_destroy (image);
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return cr;
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}
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static void
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_draw (cairo_t *cr,
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double red,
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double green,
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double blue)
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{
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cairo_text_extents_t extents;
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cairo_set_source_rgb (cr, red, green, blue);
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cairo_paint (cr);
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cairo_move_to (cr, 0, 0);
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cairo_line_to (cr, 1, 1);
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cairo_stroke (cr);
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cairo_mask (cr, cairo_get_source (cr));
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cairo_text_extents (cr, "cairo", &extents);
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cairo_move_to (cr,
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-extents.x_bearing - .5 * extents.width,
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-extents.y_bearing - .5 * extents.height);
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cairo_show_text (cr, "cairo");
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}
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static void
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use_similar (cairo_t *cr,
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double red,
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double green,
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double blue)
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{
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cr = _cairo_create_similar (cr, 1, 1);
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_draw (cr, red, green, blue);
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cairo_destroy (cr);
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}
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static void
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use_image (cairo_t *cr,
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cairo_format_t format,
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double red,
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double green,
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double blue)
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{
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cr = _cairo_create_image (cr, format, 1, 1);
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_draw (cr, red, green, blue);
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cairo_destroy (cr);
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}
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static void
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use_solid (cairo_t *cr,
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double red,
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double green,
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double blue)
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{
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/* mix in dissimilar solids */
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use_image (cr, CAIRO_FORMAT_A1, red, green, blue);
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use_image (cr, CAIRO_FORMAT_A8, red, green, blue);
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use_image (cr, CAIRO_FORMAT_RGB24, red, green, blue);
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use_image (cr, CAIRO_FORMAT_ARGB32, red, green, blue);
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use_similar (cr, red, green, blue);
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_draw (cr, red, green, blue);
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}
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static cairo_test_status_t
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draw (cairo_t *cr, int width, int height)
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{
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@ -54,32 +148,25 @@ draw (cairo_t *cr, int width, int height)
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int i;
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for (loop = 0; loop < LOOPS; loop++) {
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cairo_set_source_rgb (cr, 0.0, 0.0, 0.0); /* black */
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cairo_set_source_rgb (cr, 1.0, 0.0, 0.0); /* red */
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cairo_set_source_rgb (cr, 0.0, 1.0, 0.0); /* green */
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cairo_set_source_rgb (cr, 1.0, 1.0, 0.0); /* yellow */
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cairo_set_source_rgb (cr, 0.0, 0.0, 1.0); /* blue */
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cairo_set_source_rgb (cr, 1.0, 0.0, 1.0); /* magenta */
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cairo_set_source_rgb (cr, 0.0, 1.0, 1.0); /* cyan */
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cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
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cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0); /* black */
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cairo_set_source_rgba (cr, 1.0, 0.0, 0.0, 1.0); /* red */
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cairo_set_source_rgba (cr, 0.0, 1.0, 0.0, 1.0); /* green */
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cairo_set_source_rgba (cr, 1.0, 1.0, 0.0, 1.0); /* yellow */
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cairo_set_source_rgba (cr, 0.0, 0.0, 1.0, 1.0); /* blue */
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cairo_set_source_rgba (cr, 1.0, 0.0, 1.0, 1.0); /* magenta */
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cairo_set_source_rgba (cr, 0.0, 1.0, 1.0, 1.0); /* cyan */
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cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 1.0); /* white */
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for (i = 0; i < LOOPS; i++) {
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use_solid (cr, 0.0, 0.0, 0.0); /* black */
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use_solid (cr, 1.0, 0.0, 0.0); /* red */
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use_solid (cr, 0.0, 1.0, 0.0); /* green */
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use_solid (cr, 1.0, 1.0, 0.0); /* yellow */
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use_solid (cr, 0.0, 0.0, 1.0); /* blue */
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use_solid (cr, 1.0, 0.0, 1.0); /* magenta */
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use_solid (cr, 0.0, 1.0, 1.0); /* cyan */
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use_solid (cr, 1.0, 1.0, 1.0); /* white */
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}
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for (i = 0; i < NRAND; i++)
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cairo_set_source_rgba (cr,
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drand48 (),
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drand48 (),
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drand48 (),
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drand48 ());
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use_solid (cr, drand48 (), drand48 (), drand48 ());
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}
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/* stress test only, so clear the surface before comparing */
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cairo_set_source_rgb (cr, 0, 0, 1);
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cairo_paint (cr);
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return CAIRO_TEST_SUCCESS;
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}
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@ -88,4 +175,3 @@ main (void)
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{
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return cairo_test (&test);
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}
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