Grcov report - rotated-clip.c

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/*

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 * Copyright © 2007 Adrian Johnson

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 * Copyright © 2009 Chris Wilson

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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: Adrian Johnson <ajohnson@redneon.com>

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 *         Chris Wilson <chris@chris-wilson.co.uk>

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*/

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#include "cairo-test.h"

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#define PAT_WIDTH  120

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#define PAT_HEIGHT 120

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#define SIZE (PAT_WIDTH*2)

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#define PAD 2

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#define WIDTH (PAD + SIZE + PAD)

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#define HEIGHT WIDTH

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static cairo_test_status_t

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3

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

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    cairo_matrix_t m;

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    /* make the output opaque */

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3

    cairo_set_source_rgb (cr, 0, 0, 0);

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3

    cairo_paint (cr);

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3

    cairo_translate (cr, PAD, PAD);

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3

    cairo_matrix_init_scale (&m, 2, 1.5);

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3

    cairo_matrix_rotate (&m, 1);

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3

    cairo_matrix_translate (&m, -PAT_WIDTH/4.0, -PAT_WIDTH/2.0);

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3

    cairo_matrix_invert (&m);

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3

    cairo_set_matrix (cr, &m);

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3

    cairo_rectangle (cr, 0, 0, PAT_WIDTH, PAT_HEIGHT);

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3

    cairo_clip (cr);

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3

    cairo_set_source_rgba (cr, 1, 0, 1, 0.5);

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3

    cairo_rectangle (cr, PAT_WIDTH/6.0, PAT_HEIGHT/6.0, PAT_WIDTH/4.0, PAT_HEIGHT/4.0);

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3

    cairo_fill (cr);

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3

    cairo_set_source_rgba (cr, 0, 1, 1, 0.5);

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3

    cairo_rectangle (cr, PAT_WIDTH/2.0, PAT_HEIGHT/2.0, PAT_WIDTH/4.0, PAT_HEIGHT/4.0);

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3

    cairo_fill (cr);

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3

    cairo_set_line_width (cr, 1);

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3

    cairo_move_to (cr, PAT_WIDTH/6.0, 0);

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3

    cairo_line_to (cr, 0, 0);

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3

    cairo_line_to (cr, 0, PAT_HEIGHT/6.0);

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3

    cairo_set_source_rgb (cr, 1, 0, 0);

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3

    cairo_stroke (cr);

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3

    cairo_move_to (cr, PAT_WIDTH/6.0, PAT_HEIGHT);

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3

    cairo_line_to (cr, 0, PAT_HEIGHT);

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3

    cairo_line_to (cr, 0, 5*PAT_HEIGHT/6.0);

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3

    cairo_set_source_rgb (cr, 0, 1, 0);

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3

    cairo_stroke (cr);

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3

    cairo_move_to (cr, 5*PAT_WIDTH/6.0, 0);

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3

    cairo_line_to (cr, PAT_WIDTH, 0);

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3

    cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT/6.0);

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3

    cairo_set_source_rgb (cr, 0, 0, 1);

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3

    cairo_stroke (cr);

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3

    cairo_move_to (cr, 5*PAT_WIDTH/6.0, PAT_HEIGHT);

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3

    cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT);

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3

    cairo_line_to (cr, PAT_WIDTH, 5*PAT_HEIGHT/6.0);

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3

    cairo_set_source_rgb (cr, 1, 1, 0);

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3

    cairo_stroke (cr);

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3

    cairo_set_source_rgb (cr, 0.5, 0.5, 0.5);

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3

    cairo_set_line_width (cr, PAT_WIDTH/10.0);

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3

    cairo_move_to (cr, 0,         PAT_HEIGHT/4.0);

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3

    cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT/4.0);

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3

    cairo_stroke (cr);

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3

    cairo_move_to (cr, PAT_WIDTH/4.0,         0);

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3

    cairo_line_to (cr, PAT_WIDTH/4.0, PAT_WIDTH);

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3

    cairo_stroke (cr);

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3

    return CAIRO_TEST_SUCCESS;

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1

CAIRO_TEST (rotated_clip,

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	    "Test clipping with non identity pattern matrix",

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	    "clip", /* keywords */

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	    NULL, /* requirements */

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	    WIDTH, HEIGHT,

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	    NULL, draw)