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6e78409417
Now that we use polygon clipping, output geometry should no longer exceed the 2^16 limits imposed by pixman. For the image backend, we now use spans for stroking and for the xlib backend we have to double check the range on the output trapezoids. In short, cairo should pass this test.
62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/*
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* Copyright © 2008 Novell, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without
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* fee, provided that the above copyright notice appear in all copies
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* and that both that copyright notice and this permission notice
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* appear in supporting documentation, and that the name of
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* Novell, Inc. not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission. Novell, Inc. makes no representations about the
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* suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL NOVELL, INC. BE LIABLE FOR ANY SPECIAL,
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* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
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* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: Larry Ewing <lewing@novell.com>
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*/
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#include "cairo-test.h"
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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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{
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cairo_set_source_rgb (cr, 1, 1, 1);
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cairo_paint (cr);
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cairo_set_source_rgb (cr, 1, 1, 0);
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cairo_move_to (cr, 50, 50);
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cairo_rel_line_to (cr, 50000, 50000);
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cairo_stroke (cr);
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cairo_set_source_rgb (cr, 1, 0, 0);
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cairo_move_to (cr, 50, 50);
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cairo_rel_line_to (cr, -50000, 50000);
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cairo_stroke (cr);
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cairo_set_source_rgb (cr, 0, 1, 0);
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cairo_move_to (cr, 50, 50);
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cairo_rel_line_to (cr, 50000, -50000);
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cairo_stroke (cr);
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cairo_set_source_rgb (cr, 0, 0, 1);
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cairo_move_to (cr, 50, 50);
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cairo_rel_line_to (cr, -50000, -50000);
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cairo_stroke (cr);
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return CAIRO_TEST_SUCCESS;
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}
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CAIRO_TEST (big_line,
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"Test drawing of simple lines with positive and negative coordinates > 2^16",
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"stroke, line", /* keywords */
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NULL, /* requirements */
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100, 100,
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NULL, draw)
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