trunk/src/nodesx.h

/***************************************
 $Header: /home/amb/CVS/routino/src/nodesx.h,v 1.13 2009-09-03 17:51:03 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"


/* Data structures */


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

 latlong_t latitude;            /*+ The node latitude. +*/
 latlong_t longitude;           /*+ The node longitude. +*/
};

/*+ A structure containing a set of nodes (memory format). +*/
struct _NodesX
{
 int32_t   row;                 /*+ How many rows are allocated? +*/
 uint32_t  col;                 /*+ How many columns are used in the last row? +*/

 char     *filename;            /*+ The name of the temporary file in slim mode. +*/
 int       fd;                  /*+ The file descriptor of the temporary file in slim mode. +*/

 NodeX   **xdata;               /*+ The extended node data (unsorted). +*/

 uint32_t  number;              /*+ How many entries are still useful? +*/

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

 uint8_t  *super;               /*+ A marker for super nodes (same order as idata). +*/

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


/* Functions */

NodesX *NewNodeList(const char *dirname);
void FreeNodeList(NodesX *nodesx);

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

index_t IndexNodeX(NodesX* nodesx,node_t id);

void AppendNode(NodesX* nodesx,node_t id,double latitude,double 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 1.13 2009-09-03 17:51:03 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
33
34	/* Data structures */
35
36
37	/+ An extended structure used for processing. +/
38	struct _NodeX
39	{
40	node_t id; /+ The node identifier. +/
41
42	latlong_t latitude; /+ The node latitude. +/
43	latlong_t longitude; /+ The node longitude. +/
44	};
45
46	/+ A structure containing a set of nodes (memory format). +/
47	struct _NodesX
48	{
49	int32_t row; /+ How many rows are allocated? +/
50	uint32_t col; /+ How many columns are used in the last row? +/
51
52	char filename; /+ The name of the temporary file in slim mode. +*/
53	int fd; /+ The file descriptor of the temporary file in slim mode. +/
54
55	NodeX *xdata; /+ The extended node data (unsorted). +*/
56
57	uint32_t number; /+ How many entries are still useful? +/
58
59	NodeX *gdata; /+ The extended node data (sorted geographically). +*/
60	NodeX *idata; /+ The extended node data (sorted by ID). +*/
61
62	uint8_t super; /+ A marker for super nodes (same order as idata). +*/
63
64	Node ndata; /+ The actual nodes (same order as idata). +*/
65	};
66
67
68	/* Functions */
69
70	NodesX NewNodeList(const char dirname);
71	void FreeNodeList(NodesX *nodesx);
72
73	void SaveNodeList(NodesX nodesx,const char filename);
74
75	index_t IndexNodeX(NodesX* nodesx,node_t id);
76
77	void AppendNode(NodesX* nodesx,node_t id,double latitude,double longitude);
78
79	void SortNodeList(NodesX *nodesx);
80
81	void SortNodeListGeographically(NodesX* nodesx);
82
83	void RemoveNonHighwayNodes(NodesX nodesx,SegmentsX segmentsx);
84
85	void CreateRealNodes(NodesX *nodesx,int iteration);
86
87	void IndexNodes(NodesX nodesx,SegmentsX segmentsx);
88
89
90	#endif /* NODESX_H */