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Diffstat (limited to 'libs/cairo-1.16.0/test/a1-sample.c')
-rw-r--r-- | libs/cairo-1.16.0/test/a1-sample.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/a1-sample.c b/libs/cairo-1.16.0/test/a1-sample.c new file mode 100644 index 0000000..977dfc8 --- /dev/null +++ b/libs/cairo-1.16.0/test/a1-sample.c @@ -0,0 +1,59 @@ +/* + * Copyright © 2011 Intel Corporation + * + * 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: Chris Wilson <chris@chris-wilson.co.uk> + */ + +#include "cairo-test.h" + +#define WIDTH (256) //CAIRO_FIXED_ONE +#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); + + cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); + cairo_set_source_rgb (cr, 0, 0, 0); + + /* Only the single rectangle that covers the centre pixel should be filled*/ + for (i = 0; i < 256; i++) + for (j = 0; j < 256; j++) { + cairo_rectangle (cr, i + i/256., j + j/256., 1/256., 1/256.); + cairo_fill (cr); + } + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (a1_sample, + "Tests unantialiased rendering of a quantum box", + " alpha", /* keywords */ + "target=raster", /* requirements */ + WIDTH, HEIGHT, + NULL, draw) |