trunk/src/nodesx.h

/***************************************
 $Header: /home/amb/CVS/routino/src/nodesx.h,v 1.4 2009-06-25 18:17:58 amb Exp $

 A header file for the extended nodes.

 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 NODESX_H
#define NODESX_H    /*+ To stop multiple inclusions. +*/

#include <stdint.h>

#include "typesx.h"
#include "types.h"
#include "nodes.h"


/* Data structures */


/*+ An extended structure used for processing. +*/
struct _NodeX
{
 node_t   id;                   /*+ The node identifier. +*/

 float    latitude;             /*+ The node latitude. +*/
 float    longitude;            /*+ The node longitude. +*/

 int      super;                /*+ A marker for super nodes. +*/

 Node     node;                 /*+ The real node data. +*/
};

/*+ A structure containing a set of nodes (memory format). +*/
struct _NodesX
{
 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? +*/

 float    lat_min;              /*+ The minimum latitude of the set of nodes. +*/
 float    lat_max;              /*+ The maximum latitude of the set of nodes. +*/
 float    lon_min;              /*+ The minimum longitude of the set of nodes. +*/
 float    lon_max;              /*+ The maximum longitude of the set of nodes. +*/

 NodeX   *xdata;                /*+ The extended node data (unsorted). +*/
 NodeX  **gdata;                /*+ The extended node data (sorted geographically). +*/
 NodeX  **idata;                /*+ The extended node data (sorted by ID). +*/
};


/* Functions */

NodesX *NewNodeList(void);

void SaveNodeList(NodesX *nodesx,const char *filename);

NodeX *FindNodeX(NodesX* nodesx,node_t id);

Node *AppendNode(NodesX* nodesx,node_t id,float latitude,float longitude);

void SortNodeList(NodesX *nodesx);

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

void MarkSuperNodes(NodesX *nodesx,int iteration);

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


#endif /* NODESX_H */
1	amb	110	/***************************************
2	amb	204	$Header: /home/amb/CVS/routino/src/nodesx.h,v 1.4 2009-06-25 18:17:58 amb Exp $
3	amb	110
4			A header file for the extended nodes.
5	amb	151
6			Part of the Routino routing software.
7	amb	110	****************/ /****************
8	amb	151	This file Copyright 2008,2009 Andrew M. Bishop
9	amb	110
10	amb	151	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	amb	110	***************************************/
23
24
25			#ifndef NODESX_H
26			#define NODESX_H /+ To stop multiple inclusions. +/
27
28			#include <stdint.h>
29
30	amb	199	#include "typesx.h"
31	amb	110	#include "types.h"
32			#include "nodes.h"
33
34
35			/* Data structures */
36
37
38			/+ An extended structure used for processing. +/
39			struct _NodeX
40			{
41			node_t id; /+ The node identifier. +/
42	amb	199
43	amb	110	float latitude; /+ The node latitude. +/
44			float longitude; /+ The node longitude. +/
45	amb	199
46	amb	110	int super; /+ A marker for super nodes. +/
47
48			Node node; /+ The real node data. +/
49			};
50
51			/+ A structure containing a set of nodes (memory format). +/
52			struct _NodesX
53			{
54			uint32_t sorted; /+ Is the data sorted and therefore searchable? +/
55			uint32_t alloced; /+ How many entries are allocated? +/
56			uint32_t xnumber; /+ How many entries are used from those allocated? +/
57			uint32_t number; /+ How many entries are still useful? +/
58
59			float lat_min; /+ The minimum latitude of the set of nodes. +/
60			float lat_max; /+ The maximum latitude of the set of nodes. +/
61			float lon_min; /+ The minimum longitude of the set of nodes. +/
62			float lon_max; /+ The maximum longitude of the set of nodes. +/
63
64			NodeX xdata; /+ The extended node data (unsorted). +*/
65			NodeX *gdata; /+ The extended node data (sorted geographically). +*/
66			NodeX *idata; /+ The extended node data (sorted by ID). +*/
67			};
68
69
70			/* Functions */
71
72			NodesX *NewNodeList(void);
73
74			void SaveNodeList(NodesX nodesx,const char filename);
75
76			NodeX FindNodeX(NodesX nodesx,node_t id);
77
78			Node AppendNode(NodesX nodesx,node_t id,float latitude,float longitude);
79
80			void SortNodeList(NodesX *nodesx);
81
82			void RemoveNonHighwayNodes(NodesX nodesx,SegmentsX segmentsx);
83
84			void MarkSuperNodes(NodesX *nodesx,int iteration);
85
86	amb	204	void IndexNodes(NodesX nodesx,SegmentsX segmentsx,WaysX *waysx);
87	amb	110
88
89			#endif /* NODESX_H */