2 * Copyright © 2012 Intel Corporation
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12 * The above copyright notice and this permission notice shall be
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25 #include "cairo-test.h"
27 /* An error in xlib pattern transformation discovered by Albertas Vyšniauskas */
29 static cairo_pattern_t *
32 cairo_surface_t *surface;
33 cairo_pattern_t *pattern;
34 cairo_matrix_t matrix;
38 surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, 32, 32);
39 cr = cairo_create (surface);
40 cairo_surface_destroy (surface);
42 cairo_set_source_rgb (cr, 1, 1, 1);
45 cairo_set_source_rgb (cr, .5, .5, .5);
46 cairo_set_line_width (cr, 2);
48 for (i = -1; i <= 8; i++) {
49 cairo_move_to (cr, -34 + 8*i, 34);
50 cairo_rel_line_to (cr, 36, -36);
54 pattern = cairo_pattern_create_for_surface (cairo_get_target (cr));
57 cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
59 cairo_matrix_init_translate(&matrix, 14.1, 0);
60 cairo_pattern_set_matrix(pattern, &matrix);
66 static cairo_test_status_t
67 draw (cairo_t *cr, int width, int height)
69 cairo_pattern_t *pattern;
75 cairo_set_source (cr, pattern);
76 cairo_pattern_destroy (pattern);
78 for (i = 0; i < 8; i++) {
79 cairo_rectangle (cr, 3.5*i, 32*i, 256, 32);
83 return CAIRO_TEST_SUCCESS;
86 CAIRO_TEST (bug_51910,
87 "A bug in the xlib pattern transformation",
88 " paint", /* keywords */
89 NULL, /* requirements */