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Diffstat (limited to 'test/scale-offset-similar.c')
-rw-r--r-- | test/scale-offset-similar.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/test/scale-offset-similar.c b/test/scale-offset-similar.c deleted file mode 100644 index e9e6a2bbe..000000000 --- a/test/scale-offset-similar.c +++ /dev/null @@ -1,143 +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> - */ - -/* - * Test case derived from the bug report by Michel Iwaniec: - * http://lists.cairographics.org/archives/cairo/2008-November/015660.html - */ - -#include "cairo-test.h" - -static cairo_surface_t * -create_source (cairo_surface_t *target, int width, int height) -{ - cairo_surface_t *similar; - cairo_t *cr; - - similar = cairo_surface_create_similar (target, - CAIRO_CONTENT_COLOR, - width, height); - cr = cairo_create (similar); - cairo_surface_destroy (similar); - - cairo_set_source_rgb (cr, 1, 1, 1); - cairo_rectangle (cr, - width - 4, height - 4, - 2, 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 1, 0, 0); - cairo_rectangle (cr, - width - 2, height - 4, - 2, 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 0, 1, 0); - cairo_rectangle (cr, - width - 4, height - 2, - 2, 2); - cairo_fill (cr); - cairo_set_source_rgb (cr, 0, 0, 1); - cairo_rectangle (cr, - width - 2, height - 2, - 2, 2); - cairo_fill (cr); - - similar = cairo_surface_reference (cairo_get_target (cr)); - cairo_destroy (cr); - - return similar; -} - -static void -draw_grid (cairo_t *cr, cairo_pattern_t *pattern, int dst_x, int dst_y) -{ - cairo_matrix_t m; - - cairo_save (cr); - cairo_translate (cr, dst_x, dst_y); - cairo_scale (cr, 16, 16); - cairo_rotate (cr, 1); - - cairo_matrix_init_translate (&m, 2560-4, 1280-4); - cairo_pattern_set_matrix (pattern, &m); - cairo_set_source (cr, pattern); - cairo_rectangle (cr, 0, 0, 4, 4); - cairo_fill (cr); - - cairo_set_source_rgb (cr, .7, .7, .7); - cairo_set_line_width (cr, 1./16); - cairo_move_to (cr, 0, 0); - cairo_line_to (cr, 4, 0); - cairo_move_to (cr, 0, 2); - cairo_line_to (cr, 4, 2); - cairo_move_to (cr, 0, 4); - cairo_line_to (cr, 4, 4); - cairo_move_to (cr, 0, 0); - cairo_line_to (cr, 0, 4); - cairo_move_to (cr, 2, 0); - cairo_line_to (cr, 2, 4); - cairo_move_to (cr, 4, 0); - cairo_line_to (cr, 4, 4); - cairo_stroke (cr); - - cairo_restore (cr); -} - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - cairo_surface_t *source; - cairo_pattern_t *pattern; - - cairo_paint (cr); - - source = create_source (cairo_get_target (cr), 2560, 1280); - pattern = cairo_pattern_create_for_surface (source); - cairo_surface_destroy (source); - - cairo_pattern_set_filter (pattern, CAIRO_FILTER_NEAREST); - cairo_pattern_set_extend (pattern, CAIRO_EXTEND_NONE); - - draw_grid (cr, pattern, 50, 0); - draw_grid (cr, pattern, 130, 0); - draw_grid (cr, pattern, 210, 0); - draw_grid (cr, pattern, 290, 0); - - draw_grid (cr, pattern, 50, 230); - draw_grid (cr, pattern, 130, 230); - draw_grid (cr, pattern, 210, 230); - draw_grid (cr, pattern, 290, 230); - - cairo_pattern_destroy (pattern); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (scale_offset_similar, - "Tests drawing surfaces under various scales and transforms", - "surface, scale-offset", /* keywords */ - NULL, /* requirements */ - 320, 320, - NULL, draw) - |