| /* |
| * Copyright © 2007 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 WIDTH 2 |
| #define HEIGHT 2 |
| |
| static cairo_test_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| cairo_surface_t *surface; |
| /* Four green pixels with different "alpha" values, (but which |
| * should be entirely ignored). */ |
| uint32_t colors[4] = { |
| 0xff00ff00, 0x8800ff00, |
| 0x4400ff00, 0x0000ff00 |
| }; |
| |
| surface = cairo_image_surface_create_for_data ((unsigned char *) colors, |
| CAIRO_FORMAT_RGB24, 2, 2, 8); |
| |
| cairo_set_source_surface (cr, surface, 0, 0); |
| cairo_paint (cr); |
| |
| cairo_surface_finish (surface); /* colors will go out of scope */ |
| cairo_surface_destroy (surface); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (rgb24_ignore_alpha, |
| "Test that when using an RGB24 image as a source, there is no alpha channel", |
| "image, alpha", /* keywords */ |
| NULL, /* requirements */ |
| WIDTH, HEIGHT, |
| NULL, draw) |