trunk/src/relationsx.h

/***************************************
 A header file for the extended Relations structure.

 Part of the Routino routing software.
 ******************/ /******************
 This file Copyright 2010-2011 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 RELATIONSX_H
#define RELATIONSX_H    /*+ To stop multiple inclusions. +*/

#include <stdint.h>

#include "types.h"

#include "typesx.h"


/* Data structures */


/*+ An extended structure containing a single route relation. +*/
struct _RouteRelX
{
 relation_t   id;              /*+ The relation identifier. +*/

 transports_t routes;          /*+ The types of transports that that this relation is for. +*/
};


/*+ An extended structure containing a single turn restriction relation. +*/
struct _TurnRestrictRelX
{
 relation_t      id;           /*+ The relation identifier. +*/

 way_t           from;         /*+ The id of the starting way; initially the OSM value, later the NodeX index then the SegmentX index. +*/
 node_t          via;          /*+ The id of the via node; initially the OSM value, later the NodeX index. +*/
 way_t           to;           /*+ The id of the ending way; initially the OSM value, later the NodeX index then the SegmentX index. +*/

 TurnRestriction restriction;  /*+ The type of restriction. +*/
 transports_t    except;       /*+ The types of transports that that this relation does not apply to. +*/
};


/*+ A structure containing a set of relations. +*/
struct _RelationsX
{
 /* Route relations */

 char      *rfilename;         /*+ The name of the temporary file (for the RouteRelX). +*/
 int        rfd;               /*+ The file descriptor of the temporary file (for the RouteRelX). +*/

 index_t    rnumber;           /*+ The number of extended route relations. +*/

 /* Turn restriction relations */

 char      *trfilename;        /*+ The name of the temporary file (for the TurnRestrictRelX). +*/
 int        trfd;              /*+ The file descriptor of the temporary file (for the TurnRestrictRelX). +*/

 index_t    trnumber;          /*+ The number of extended turn restriction relations. +*/
};


/* Functions in relationsx.c */

RelationsX *NewRelationList(int append);
void FreeRelationList(RelationsX *relationsx,int keep);

void AppendRouteRelation(RelationsX* relationsx,relation_t id,
                         transports_t routes,
                         way_t *ways,int nways,
                         relation_t *relations,int nrelations);

void AppendTurnRestrictRelation(RelationsX* relationsx,relation_t id,
                                way_t from,way_t to,node_t via,
                                TurnRestriction restriction,transports_t except);

void SortRelationList(RelationsX *relationsx);

void SortTurnRelationList(RelationsX* relationsx);

void ProcessRouteRelations(RelationsX *relationsx,WaysX *waysx);

void ProcessTurnRelations1(RelationsX *relationsx,NodesX *nodesx,WaysX *waysx);
void ProcessTurnRelations2(RelationsX *relationsx,NodesX *nodesx,SegmentsX *segmentsx,WaysX *waysx);

void UpdateTurnRelations(RelationsX *relationsx,NodesX *nodesx,SegmentsX *segmentsx);

void SaveRelationList(RelationsX* relationsx,const char *filename);


#endif /* RELATIONSX_H */
1	amb	496	/***************************************
2			A header file for the extended Relations structure.
3
4			Part of the Routino routing software.
5			****************/ /****************
6	amb	599	This file Copyright 2010-2011 Andrew M. Bishop
7	amb	496
8			This program is free software: you can redistribute it and/or modify
9			it under the terms of the GNU Affero General Public License as published by
10			the Free Software Foundation, either version 3 of the License, or
11			(at your option) any later version.
12
13			This program is distributed in the hope that it will be useful,
14			but WITHOUT ANY WARRANTY; without even the implied warranty of
15			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			GNU Affero General Public License for more details.
17
18			You should have received a copy of the GNU Affero General Public License
19			along with this program. If not, see <http://www.gnu.org/licenses/>.
20			***************************************/
21
22
23			#ifndef RELATIONSX_H
24			#define RELATIONSX_H /+ To stop multiple inclusions. +/
25
26			#include <stdint.h>
27
28			#include "types.h"
29
30			#include "typesx.h"
31
32
33			/* Data structures */
34
35
36			/+ An extended structure containing a single route relation. +/
37			struct _RouteRelX
38			{
39	amb	529	relation_t id; /+ The relation identifier. +/
40	amb	496
41	amb	529	transports_t routes; /+ The types of transports that that this relation is for. +/
42	amb	496	};
43
44
45	amb	540	/+ An extended structure containing a single turn restriction relation. +/
46			struct _TurnRestrictRelX
47			{
48			relation_t id; /+ The relation identifier. +/
49
50	amb	599	way_t from; /+ The id of the starting way; initially the OSM value, later the NodeX index then the SegmentX index. +/
51	amb	540	node_t via; /+ The id of the via node; initially the OSM value, later the NodeX index. +/
52	amb	599	way_t to; /+ The id of the ending way; initially the OSM value, later the NodeX index then the SegmentX index. +/
53	amb	540
54	amb	786	TurnRestriction restriction; /+ The type of restriction. +/
55	amb	540	transports_t except; /+ The types of transports that that this relation does not apply to. +/
56			};
57
58
59	amb	496	/+ A structure containing a set of relations. +/
60			struct _RelationsX
61			{
62			/* Route relations */
63
64			char rfilename; /+ The name of the temporary file (for the RouteRelX). +*/
65			int rfd; /+ The file descriptor of the temporary file (for the RouteRelX). +/
66
67	amb	650	index_t rnumber; /+ The number of extended route relations. +/
68	amb	540
69			/* Turn restriction relations */
70
71			char trfilename; /+ The name of the temporary file (for the TurnRestrictRelX). +*/
72			int trfd; /+ The file descriptor of the temporary file (for the TurnRestrictRelX). +/
73
74	amb	650	index_t trnumber; /+ The number of extended turn restriction relations. +/
75	amb	496	};
76
77
78	amb	680	/* Functions in relationsx.c */
79	amb	496
80			RelationsX *NewRelationList(int append);
81			void FreeRelationList(RelationsX *relationsx,int keep);
82
83	amb	540	void AppendRouteRelation(RelationsX* relationsx,relation_t id,
84			transports_t routes,
85	amb	496	way_t *ways,int nways,
86			relation_t *relations,int nrelations);
87
88	amb	540	void AppendTurnRestrictRelation(RelationsX* relationsx,relation_t id,
89			way_t from,way_t to,node_t via,
90			TurnRestriction restriction,transports_t except);
91
92	amb	496	void SortRelationList(RelationsX *relationsx);
93
94	amb	559	void SortTurnRelationList(RelationsX* relationsx);
95
96	amb	496	void ProcessRouteRelations(RelationsX relationsx,WaysX waysx);
97
98	amb	645	void ProcessTurnRelations1(RelationsX relationsx,NodesX nodesx,WaysX *waysx);
99			void ProcessTurnRelations2(RelationsX relationsx,NodesX nodesx,SegmentsX segmentsx,WaysX waysx);
100	amb	496
101	amb	665	void UpdateTurnRelations(RelationsX relationsx,NodesX nodesx,SegmentsX *segmentsx);
102	amb	542
103			void SaveRelationList(RelationsX* relationsx,const char *filename);
104
105
106	amb	496	#endif /* RELATIONSX_H */