diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2011-08-19 12:22:52 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2011-08-20 14:11:30 +0100 |
| commit | 2134306eaf3fda10ca89f0acac9ef6d69888690e (patch) | |
| tree | 6b1f04891bd787480348b14ca787b7570aab5924 /test/rotate-image-surface-paint.c | |
| parent | 9f6820210d992a860c88e2a42c1f4bcd4a2de816 (diff) | |
test: Extend rotate-image-surface-paint
Apply two common clipping methods just to add a little bit of further
complication.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'test/rotate-image-surface-paint.c')
| -rw-r--r-- | test/rotate-image-surface-paint.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/test/rotate-image-surface-paint.c b/test/rotate-image-surface-paint.c index f592d630..42fda6ec 100644 --- a/test/rotate-image-surface-paint.c +++ b/test/rotate-image-surface-paint.c @@ -90,6 +90,64 @@ draw (cairo_t *cr, int width, int height) return CAIRO_TEST_SUCCESS; } +static cairo_test_status_t +clip_draw (cairo_t *cr, int width, int height) +{ + cairo_pattern_t *source; + int surface_size = sqrt ((SIZE - 2*PAD)*(SIZE - 2*PAD)/2); + + /* Use a gray (neutral) background, so we can spot if the backend pads + * with any other colour. + */ + cairo_set_source_rgb (cr, .5, .5, .5); + cairo_paint (cr); + + cairo_rectangle (cr, 2*PAD, 2*PAD, SIZE-4*PAD, SIZE-4*PAD); + cairo_clip (cr); + + cairo_translate(cr, SIZE/2, SIZE/2); + cairo_rotate (cr, M_PI / 4.0); + cairo_translate (cr, -surface_size/2, -surface_size/2); + + source = create_image_source (surface_size); + cairo_pattern_set_filter (source, CAIRO_FILTER_NEAREST); + cairo_set_source(cr, source); + cairo_pattern_destroy (source); + + cairo_paint (cr); + + return CAIRO_TEST_SUCCESS; +} + +static cairo_test_status_t +draw_clip (cairo_t *cr, int width, int height) +{ + cairo_pattern_t *source; + int surface_size = sqrt ((SIZE - 2*PAD)*(SIZE - 2*PAD)/2); + + /* Use a gray (neutral) background, so we can spot if the backend pads + * with any other colour. + */ + cairo_set_source_rgb (cr, .5, .5, .5); + cairo_paint (cr); + + cairo_translate(cr, SIZE/2, SIZE/2); + cairo_rotate (cr, M_PI / 4.0); + cairo_translate (cr, -surface_size/2, -surface_size/2); + + cairo_rectangle (cr, PAD, PAD, surface_size-2*PAD, surface_size-2*PAD); + cairo_clip (cr); + + source = create_image_source (surface_size); + cairo_pattern_set_filter (source, CAIRO_FILTER_NEAREST); + cairo_set_source(cr, source); + cairo_pattern_destroy (source); + + cairo_paint (cr); + + return CAIRO_TEST_SUCCESS; +} + CAIRO_TEST (rotate_image_surface_paint, "Test call sequence: image_surface_create; rotate; set_source_surface; paint" "\nThis test is known to fail on the ps backend currently", @@ -97,3 +155,18 @@ CAIRO_TEST (rotate_image_surface_paint, NULL, /* requirements */ SIZE, SIZE, NULL, draw) + +CAIRO_TEST (clip_rotate_image_surface_paint, + "Test call sequence: image_surface_create; rotate; set_source_surface; paint" + "\nThis test is known to fail on the ps backend currently", + "image, transform, paint", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, clip_draw) +CAIRO_TEST (rotate_clip_image_surface_paint, + "Test call sequence: image_surface_create; rotate; set_source_surface; paint" + "\nThis test is known to fail on the ps backend currently", + "image, transform, paint", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, draw_clip) |