trunk/src/nodesx.h

/***************************************
 $Header: /home/amb/CVS/routino/src/nodesx.h,v 1.6 2009-07-01 18:23:26 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. +*/

 uint8_t  super;                /*+ A marker for super nodes. +*/
};

/*+ 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). +*/

 Node    *ndata;                /*+ The actual nodes (same order as idata). +*/
};


/* Functions */

NodesX *NewNodeList(void);

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

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

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

void SortNodeList(NodesX *nodesx);

void SortNodeListGeographically(NodesX* nodesx);

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

void CreateRealNodes(NodesX *nodesx,int iteration);

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


#endif /* NODESX_H */
1	/***************************************
2	$Header: /home/amb/CVS/routino/src/nodesx.h,v 1.6 2009-07-01 18:23:26 amb Exp $
3
4	A header file for the extended nodes.
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 NODESX_H
26	#define NODESX_H /+ To stop multiple inclusions. +/
27
28	#include <stdint.h>
29
30	#include "typesx.h"
31	#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
43	float latitude; /+ The node latitude. +/
44	float longitude; /+ The node longitude. +/
45
46	uint8_t super; /+ A marker for super nodes. +/
47	};
48
49	/+ A structure containing a set of nodes (memory format). +/
50	struct _NodesX
51	{
52	uint32_t sorted; /+ Is the data sorted and therefore searchable? +/
53	uint32_t alloced; /+ How many entries are allocated? +/
54	uint32_t xnumber; /+ How many entries are used from those allocated? +/
55	uint32_t number; /+ How many entries are still useful? +/
56
57	float lat_min; /+ The minimum latitude of the set of nodes. +/
58	float lat_max; /+ The maximum latitude of the set of nodes. +/
59	float lon_min; /+ The minimum longitude of the set of nodes. +/
60	float lon_max; /+ The maximum longitude of the set of nodes. +/
61
62	NodeX xdata; /+ The extended node data (unsorted). +*/
63	NodeX *gdata; /+ The extended node data (sorted geographically). +*/
64	NodeX *idata; /+ The extended node data (sorted by ID). +*/
65
66	Node ndata; /+ The actual nodes (same order as idata). +*/
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	void AppendNode(NodesX* nodesx,node_t id,float latitude,float longitude);
79
80	void SortNodeList(NodesX *nodesx);
81
82	void SortNodeListGeographically(NodesX* nodesx);
83
84	void RemoveNonHighwayNodes(NodesX nodesx,SegmentsX segmentsx);
85
86	void CreateRealNodes(NodesX *nodesx,int iteration);
87
88	void IndexNodes(NodesX nodesx,SegmentsX segmentsx);
89
90
91	#endif /* NODESX_H */