| /* |
| * Copyright © 2008 Red Hat, Inc. |
| * |
| * 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: Carl D. Worth <cworth@cworth.org> |
| */ |
| |
| #include "cairo-test.h" |
| |
| #define POINTS 10 |
| #define STEP (1.0 / POINTS) |
| #define PAD 1 |
| #define WIDTH (PAD + POINTS * 2 + PAD) |
| #define HEIGHT (WIDTH) |
| |
| static cairo_test_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| int i, j; |
| |
| /* Fill background white */ |
| cairo_set_source_rgb (cr, 1, 1, 1); |
| cairo_paint (cr); |
| |
| /* Draw in black */ |
| cairo_set_source_rgb (cr, 0, 0, 0); |
| |
| cairo_translate (cr, PAD, PAD); |
| cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); |
| |
| for (i = 0; i < POINTS; i++) |
| for (j = 0; j < POINTS; j++) { |
| cairo_rectangle (cr, 2 * i + i * STEP, 2 * j + j * STEP, 1, 1); |
| cairo_fill (cr); |
| } |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (a1_traps_sample, |
| "Test sample position when drawing trapezoids with ANTIALIAS_NONE", |
| "alpha, traps", /* keywords */ |
| "target=raster", /* requirements */ |
| WIDTH, HEIGHT, |
| NULL, draw) |