Grcov report - linear-gradient-large.c

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/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */

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/*

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 * Copyright 2010 Krzysztof Kosiński

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 * Permission is hereby granted, free of charge, to any person

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 * obtaining a copy of this software and associated documentation

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 * files (the "Software"), to deal in the Software without

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 * restriction, including without limitation the rights to use, copy,

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 * modify, merge, publish, distribute, sublicense, and/or sell copies

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 * of the Software, and to permit persons to whom the Software is

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 * furnished to do so, subject to the following conditions:

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 * The above copyright notice and this permission notice shall be

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 * included in all copies or substantial portions of the Software.

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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

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 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

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 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

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 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

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 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

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 * SOFTWARE.

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 * Author: Krzysztof Kosiński <tweenk.pl@gmail.com>

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*/

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#include "cairo-test.h"

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/* originally reported in https://bugs.freedesktop.org/show_bug.cgi?id=29470 */

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#define OFFSET 50

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#define SIZE 1000

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static void mark_point(cairo_t *ct, double x, double y)

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    cairo_rectangle(ct, x-2, y-2, 4, 4);

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    cairo_set_source_rgb(ct, 1,0,0);

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    cairo_fill(ct);

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static cairo_test_status_t

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draw (cairo_t *cr, int width, int height)

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    cairo_pattern_t *gr = cairo_pattern_create_linear (SIZE - OFFSET, OFFSET,

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                                                       OFFSET, SIZE - OFFSET);

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    cairo_pattern_add_color_stop_rgb (gr, 0.0, 1, 1, 1);

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    cairo_pattern_add_color_stop_rgb (gr, 0.0, 0, 0, 0);

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    cairo_pattern_add_color_stop_rgb (gr, 1.0, 0, 0, 0);

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    cairo_pattern_add_color_stop_rgb (gr, 1.0, 1, 1, 1);

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    cairo_set_source (cr, gr);

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    cairo_pattern_destroy (gr);

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    cairo_paint (cr);

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    mark_point(cr, SIZE - OFFSET, OFFSET);

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    mark_point(cr, OFFSET, SIZE - OFFSET);

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    return CAIRO_TEST_SUCCESS;

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CAIRO_TEST (linear_gradient_large,

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	    "Tests that large linear gradients get rendered at the correct place",

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	    "linear, pattern", /* keywords */

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	    NULL, /* requirements */

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	    SIZE, SIZE,

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	    NULL, draw)