diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/mesh-pattern-accuracy.c')
-rw-r--r-- | libs/cairo-1.16.0/test/mesh-pattern-accuracy.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/libs/cairo-1.16.0/test/mesh-pattern-accuracy.c b/libs/cairo-1.16.0/test/mesh-pattern-accuracy.c deleted file mode 100644 index d1f60b2..0000000 --- a/libs/cairo-1.16.0/test/mesh-pattern-accuracy.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Copyright © 2009 Adrian Johnson - * - * Permission is hereby granted, free of charge, to any person - * obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, copy, - * modify, merge, publish, distribute, sublicense, and/or sell copies - * of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * Author: Adrian Johnson <ajohnson@redneon.com> - */ - -#include "cairo-test.h" -#include <float.h> - -#define SIZE 256 - -/* This test is designed to test the accuracy of the rendering of mesh - * patterns. - * - * Color accuracy is tested by a square patch covering the whole - * surface with black and white corners. - * - * Extents accuracy is checked by a small red square patch at the - * center of the surface which should measure 2x2 pixels. - */ - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - cairo_pattern_t *pattern; - double offset; - - cairo_test_paint_checkered (cr); - - pattern = cairo_pattern_create_mesh (); - - cairo_mesh_pattern_begin_patch (pattern); - - cairo_mesh_pattern_move_to (pattern, 0, 0); - cairo_mesh_pattern_line_to (pattern, 1, 0); - cairo_mesh_pattern_line_to (pattern, 1, 1); - cairo_mesh_pattern_line_to (pattern, 0, 1); - - cairo_mesh_pattern_set_corner_color_rgb (pattern, 0, 0, 0, 0); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 1, 1, 1); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 2, 0, 0, 0); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 1, 1); - - cairo_mesh_pattern_end_patch (pattern); - - cairo_mesh_pattern_begin_patch (pattern); - - /* A small 1x1 red patch, that should be rendered as a 2x2 red - * square in the center of the image */ - - offset = 0.5 / SIZE; - - cairo_mesh_pattern_move_to (pattern, 0.5 + offset, 0.5 + offset); - cairo_mesh_pattern_line_to (pattern, 0.5 + offset, 0.5 - offset); - cairo_mesh_pattern_line_to (pattern, 0.5 - offset, 0.5 - offset); - cairo_mesh_pattern_line_to (pattern, 0.5 - offset, 0.5 + offset); - - cairo_mesh_pattern_set_corner_color_rgb (pattern, 0, 1, 0, 0); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 1, 0, 0); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 2, 1, 0, 0); - cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 0, 0); - - cairo_mesh_pattern_end_patch (pattern); - - cairo_scale (cr, SIZE, SIZE); - - cairo_set_source (cr, pattern); - cairo_paint (cr); - cairo_pattern_destroy (pattern); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (mesh_pattern_accuracy, - "Paint mesh pattern", - "mesh, pattern", /* keywords */ - NULL, /* requirements */ - SIZE, SIZE, - NULL, draw) |