diff options
Diffstat (limited to 'test/rectilinear-grid.c')
-rw-r--r-- | test/rectilinear-grid.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/test/rectilinear-grid.c b/test/rectilinear-grid.c deleted file mode 100644 index 6d37c6b8a..000000000 --- a/test/rectilinear-grid.c +++ /dev/null @@ -1,92 +0,0 @@ -/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */ -/* - * Copyright 2010 Andrea Canciani - * - * 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: Andrea Canciani <ranma42@gmail.com> - */ - -#include "cairo-test.h" - -#define SIZE 52 -#define OFFSET 5 -#define DISTANCE 10.25 - -/* - This test checks that boxes not aligned to pixels are drawn - correctly. - - In particular the corners of the boxes are drawn incorrectly by - cairo-image in cairo 1.10.0, because overlapping boxes are passed to - a span converter which assumes disjoint boxes as input. - - This results in corners to be drawn with the wrong shade. -*/ - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - int i; - - cairo_set_source_rgb (cr, 1, 1, 1); - cairo_paint (cr); - - cairo_set_operator (cr, CAIRO_OPERATOR_OVER); - cairo_set_source_rgb (cr, 0, 0, 0); - cairo_set_line_width (cr, 4); - cairo_translate (cr, 2*OFFSET, 2*OFFSET); - - for (i = 0; i < 4; i++) { - double x = i * DISTANCE; - - cairo_move_to (cr, x, -OFFSET-0.75); - cairo_line_to (cr, x, SIZE-3*OFFSET-0.25); - - cairo_move_to (cr, -OFFSET-0.75, x); - cairo_line_to (cr, SIZE-3*OFFSET-0.25, x); - } - - cairo_stroke (cr); - - return CAIRO_TEST_SUCCESS; -} - -static cairo_test_status_t -aligned (cairo_t *cr, int width, int height) -{ - cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); - return draw (cr, width, height); -} - -CAIRO_TEST (rectilinear_grid, - "Test rectilinear rasterizer (covering partial pixels)", - "rectilinear", /* keywords */ - NULL, /* requirements */ - SIZE, SIZE, - NULL, draw) - -CAIRO_TEST (a1_rectilinear_grid, - "Test rectilinear rasterizer (covering whole pixels)", - "rectilinear", /* keywords */ - "target=raster", /* requirements */ - SIZE, SIZE, - NULL, aligned) |