trunk/src/segmentsx.h

/***************************************
 $Header: /home/amb/CVS/routino/src/segmentsx.h,v 1.10 2009-06-30 19:03:54 amb Exp $

 A header file for the extended segments.

 Part of the Routino routing software.
 ******************/ /******************
 This file Copyright 2008,2009 Andrew M. Bishop

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU Affero General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU Affero General Public License for more details.

 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ***************************************/


#ifndef SEGMENTSX_H
#define SEGMENTSX_H    /*+ To stop multiple inclusions. +*/

#include <stdint.h>

#include "typesx.h"
#include "types.h"
#include "segments.h"


/* Data structures */


/*+ An extended structure used for processing. +*/
struct _SegmentX
{
 node_t     node1;              /*+ The id of the starting node. +*/
 node_t     node2;              /*+ The id of the finishing node. +*/

 way_t      way;                /*+ The id of the way. +*/

 distance_t distance;           /*+ The distance between the nodes. +*/
};


/*+ A structure containing a set of segments (memory format). +*/
struct _SegmentsX
{
 uint32_t   sorted;             /*+ Is the data sorted and therefore searchable? +*/
 uint32_t   alloced;            /*+ How many entries are allocated? +*/
 uint32_t   xnumber;            /*+ How many entries are used from those allocated? +*/
 uint32_t   number;             /*+ How many entries are still useful? +*/

 SegmentX  *xdata;              /*+ The extended segment data (unsorted). +*/
 SegmentX **ndata;              /*+ The extended segment data (sorted by node). +*/

 Segment   *sdata;              /*+ The segment data (same order as ndata). +*/
};


/* Functions */


SegmentsX *NewSegmentList(void);
void FreeSegmentList(SegmentsX *segmentsx);

void SaveSegmentList(SegmentsX *segmentsx,const char *filename);

SegmentX **FindFirstSegmentX(SegmentsX* segmentsx,node_t node);
SegmentX **FindNextSegmentX(SegmentsX* segmentsx,SegmentX **segmentx);

void AppendSegment(SegmentsX* segmentsx,way_t way,node_t node1,node_t node2,distance_t distance);

void SortSegmentList(SegmentsX *segmentsx);

void RemoveBadSegments(NodesX *nodesx,SegmentsX *segmentsx);

void MeasureSegments(SegmentsX *segmentsx,NodesX *nodesx);

void RotateSegments(SegmentsX* segmentsx,NodesX *nodesx);

void DeduplicateSegments(SegmentsX* segmentsx,NodesX *nodesx,WaysX *waysx);

void CreateRealSegments(SegmentsX *segmentsx,WaysX *waysx);

void IndexSegments(SegmentsX* segmentsx,NodesX *nodesx);

distance_t DistanceX(NodeX *nodex1,NodeX *nodex2);


#endif /* SEGMENTSX_H */
1	/***************************************
2	$Header: /home/amb/CVS/routino/src/segmentsx.h,v 1.10 2009-06-30 19:03:54 amb Exp $
3
4	A header file for the extended segments.
5
6	Part of the Routino routing software.
7	****************/ /****************
8	This file Copyright 2008,2009 Andrew M. Bishop
9
10	This program is free software: you can redistribute it and/or modify
11	it under the terms of the GNU Affero General Public License as published by
12	the Free Software Foundation, either version 3 of the License, or
13	(at your option) any later version.
14
15	This program is distributed in the hope that it will be useful,
16	but WITHOUT ANY WARRANTY; without even the implied warranty of
17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18	GNU Affero General Public License for more details.
19
20	You should have received a copy of the GNU Affero General Public License
21	along with this program. If not, see <http://www.gnu.org/licenses/>.
22	***************************************/
23
24
25	#ifndef SEGMENTSX_H
26	#define SEGMENTSX_H /+ To stop multiple inclusions. +/
27
28	#include <stdint.h>
29
30	#include "typesx.h"
31	#include "types.h"
32	#include "segments.h"
33
34
35	/* Data structures */
36
37
38	/+ An extended structure used for processing. +/
39	struct _SegmentX
40	{
41	node_t node1; /+ The id of the starting node. +/
42	node_t node2; /+ The id of the finishing node. +/
43
44	way_t way; /+ The id of the way. +/
45
46	distance_t distance; /+ The distance between the nodes. +/
47	};
48
49
50	/+ A structure containing a set of segments (memory format). +/
51	struct _SegmentsX
52	{
53	uint32_t sorted; /+ Is the data sorted and therefore searchable? +/
54	uint32_t alloced; /+ How many entries are allocated? +/
55	uint32_t xnumber; /+ How many entries are used from those allocated? +/
56	uint32_t number; /+ How many entries are still useful? +/
57
58	SegmentX xdata; /+ The extended segment data (unsorted). +*/
59	SegmentX *ndata; /+ The extended segment data (sorted by node). +*/
60
61	Segment sdata; /+ The segment data (same order as ndata). +*/
62	};
63
64
65	/* Functions */
66
67
68	SegmentsX *NewSegmentList(void);
69	void FreeSegmentList(SegmentsX *segmentsx);
70
71	void SaveSegmentList(SegmentsX segmentsx,const char filename);
72
73	SegmentX *FindFirstSegmentX(SegmentsX segmentsx,node_t node);
74	SegmentX *FindNextSegmentX(SegmentsX segmentsx,SegmentX **segmentx);
75
76	void AppendSegment(SegmentsX* segmentsx,way_t way,node_t node1,node_t node2,distance_t distance);
77
78	void SortSegmentList(SegmentsX *segmentsx);
79
80	void RemoveBadSegments(NodesX nodesx,SegmentsX segmentsx);
81
82	void MeasureSegments(SegmentsX segmentsx,NodesX nodesx);
83
84	void RotateSegments(SegmentsX* segmentsx,NodesX *nodesx);
85
86	void DeduplicateSegments(SegmentsX* segmentsx,NodesX nodesx,WaysX waysx);
87
88	void CreateRealSegments(SegmentsX segmentsx,WaysX waysx);
89
90	void IndexSegments(SegmentsX* segmentsx,NodesX *nodesx);
91
92	distance_t DistanceX(NodeX nodex1,NodeX nodex2);
93
94
95	#endif /* SEGMENTSX_H */