maptool/refine/bounded-line.h

/*
 * This file is a part of Poly2Tri-C
 * (c) Barak Itkin <lightningismyname@gmail.com>
 * http://code.google.com/p/poly2tri-c/
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * * Neither the name of Poly2Tri nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without specific
 *   prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __P2TC_REFINE_BOUNDED_LINE_H__
#define __P2TC_REFINE_BOUNDED_LINE_H__

#include <glib.h>
#include "vector2.h"
#include "line.h"

typedef struct
{
  P2trLine infinite;
  P2trVector2 start, end;
} P2trBoundedLine;

P2trBoundedLine*  p2tr_bounded_line_new       (const P2trVector2 *start,
                                               const P2trVector2 *end);

void              p2tr_bounded_line_init      (P2trBoundedLine   *line,
                                               const P2trVector2 *start,
                                               const P2trVector2 *end);

gboolean          p2tr_bounded_line_intersect (const P2trBoundedLine *l1,
                                               const P2trBoundedLine *l2);

void              p2tr_bounded_line_free      (P2trBoundedLine *line);

#endif
1	/*
2	* This file is a part of Poly2Tri-C
3	* (c) Barak Itkin <lightningismyname@gmail.com>
4	* http://code.google.com/p/poly2tri-c/
5	*
6	* All rights reserved.
7	*
8	* Redistribution and use in source and binary forms, with or without modification,
9	* are permitted provided that the following conditions are met:
10	*
11	* * Redistributions of source code must retain the above copyright notice,
12	* this list of conditions and the following disclaimer.
13	* * Redistributions in binary form must reproduce the above copyright notice,
14	* this list of conditions and the following disclaimer in the documentation
15	* and/or other materials provided with the distribution.
16	* * Neither the name of Poly2Tri nor the names of its contributors may be
17	* used to endorse or promote products derived from this software without specific
18	* prior written permission.
19	*
20	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24	* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27	* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28	* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29	* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31	*/
32
33	#ifndef __P2TC_REFINE_BOUNDED_LINE_H__
34	#define __P2TC_REFINE_BOUNDED_LINE_H__
35
36	#include <glib.h>
37	#include "vector2.h"
38	#include "line.h"
39
40	typedef struct
41	{
42	P2trLine infinite;
43	P2trVector2 start, end;
44	} P2trBoundedLine;
45
46	P2trBoundedLine* p2tr_bounded_line_new (const P2trVector2 *start,
47	const P2trVector2 *end);
48
49	void p2tr_bounded_line_init (P2trBoundedLine *line,
50	const P2trVector2 *start,
51	const P2trVector2 *end);
52
53	gboolean p2tr_bounded_line_intersect (const P2trBoundedLine *l1,
54	const P2trBoundedLine *l2);
55
56	void p2tr_bounded_line_free (P2trBoundedLine *line);
57
58	#endif