diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/surface-source.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/surface-source.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/libs/cairo-1.16.0/test/surface-source.c b/libs/cairo-1.16.0/test/surface-source.c deleted file mode 100644 index 657a0c8..0000000 --- a/libs/cairo-1.16.0/test/surface-source.c +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright © 2008 Chris Wilson - * - * 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 - * Chris Wilson not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior - * permission. Chris Wilson makes no representations about the - * suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS - * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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: Chris Wilson <chris@chris-wilson.co.uk> - */ - -#include "cairo-test.h" - -static cairo_surface_t *create_source_surface (int size); - -/* We use a relatively large source to exercise bug: - * Bug 7360 painting huge surfaces fails - * [https://bugs.freedesktop.org/show_bug.cgi?id=7360] - * but still keep the resultant image small for reasonably quick checking. - */ -#define SOURCE_SIZE 2000 -#define INTER_SIZE 512 -#define SIZE 96 - -static void -draw_pattern (cairo_surface_t **surface_inout, int surface_size) -{ - cairo_t *cr; - int mid = surface_size/2; - - cr = cairo_create (*surface_inout); - cairo_surface_destroy (*surface_inout); - - cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); - cairo_set_source_rgba (cr, 0, 0, 0, 0); - cairo_paint (cr); - - cairo_rectangle (cr, 0, 0, surface_size, surface_size); - cairo_rectangle (cr, mid - SIZE/4, mid + SIZE/4, SIZE/2, -SIZE/2); - cairo_clip (cr); - - /* outside squares -> opaque */ - cairo_set_source_rgb (cr, 1, 1, 1); - cairo_rectangle (cr, - 0, 0, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 1, 0, 0); - cairo_rectangle (cr, - surface_size / 2, 0, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 0, 1, 0); - cairo_rectangle (cr, - 0, surface_size / 2, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 0, 0, 1); - cairo_rectangle (cr, - surface_size / 2, surface_size / 2, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - - cairo_reset_clip (cr); - cairo_rectangle (cr, mid - SIZE/4, mid - SIZE/4, SIZE/2, SIZE/2); - cairo_clip (cr); - - /* inside squares -> translucent */ - cairo_set_source_rgba (cr, 0, 0, 1, .5); - cairo_rectangle (cr, - 0, 0, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgba (cr, 0, 1, 0, .5); - cairo_rectangle (cr, - surface_size / 2, 0, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgba (cr, 1, 0, 0, .5); - cairo_rectangle (cr, - 0, surface_size / 2, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - cairo_set_source_rgba (cr, 1, 1, 1, .5); - cairo_rectangle (cr, - surface_size / 2, surface_size / 2, - surface_size / 2, surface_size / 2); - cairo_fill (cr); - - - *surface_inout = cairo_surface_reference (cairo_get_target (cr)); - cairo_destroy (cr); -} - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - cairo_surface_t *surface; - cairo_surface_t *similar; - cairo_status_t status; - cairo_t *cr2; - - cairo_set_source_rgb (cr, 0, 0, 0); - cairo_paint (cr); - - surface = create_source_surface (SOURCE_SIZE); - if (surface == NULL) /* can't create the source so skip the test */ - return CAIRO_TEST_UNTESTED; - - draw_pattern (&surface, SOURCE_SIZE); - - /* copy a subregion to a smaller intermediate surface */ - similar = cairo_surface_create_similar (surface, - CAIRO_CONTENT_COLOR_ALPHA, - INTER_SIZE, INTER_SIZE); - cr2 = cairo_create (similar); - cairo_surface_destroy (similar); - cairo_set_source_surface (cr2, surface, - (INTER_SIZE - SOURCE_SIZE)/2, - (INTER_SIZE - SOURCE_SIZE)/2); - cairo_paint (cr2); - - /* and then paint onto a small surface for checking */ - cairo_set_source_surface (cr, cairo_get_target (cr2), - (width - INTER_SIZE)/2, - (height - INTER_SIZE)/2); - cairo_destroy (cr2); - cairo_rectangle (cr, 16, 16, 64, 64); - cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); - cairo_fill (cr); - - /* destroy the surface last, as this triggers XCloseDisplay */ - cairo_surface_finish (surface); - status = cairo_surface_status (surface); - cairo_surface_destroy (surface); - - return cairo_test_status_from_status (cairo_test_get_context (cr), - status); -} - -static cairo_test_status_t -preamble (cairo_test_context_t *ctx) -{ - cairo_surface_t *surface; - cairo_status_t status; - - surface = create_source_surface (SOURCE_SIZE); - if (surface == NULL) /* can't create the source so skip the test */ - return CAIRO_TEST_UNTESTED; - - cairo_surface_finish (surface); - status = cairo_surface_status (surface); - cairo_surface_destroy (surface); - - return cairo_test_status_from_status (ctx, status); -} |