datum.c File Reference

#include <unistd.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include "gis.h"
#include "glocale.h"

Include dependency graph for datum.c:

Go to the source code of this file.

Data Structures
struct	table
struct	datum_transform_list
Defines
#define	DATUMTABLE   "/etc/datum.table"
#define	DATUMTRANSFORMTABLE   "/etc/datumtransform.table"
Functions
int	G_get_datum_by_name (const char *name)
int	G_datum_shift (int n, double *dx, double *dy, double *dz)
int	G_datum_parameters (int n, char *ellps, double *dx, double *dy, double *dz)
char *	G_datum_name (int n)
char *	G_datum_description (int n)
char *	G_datum_ellipsoid (int n)
int	G_ask_datum_params (char *datumname, char *params)
int	G_get_datumparams_from_projinfo (struct Key_Value *projinfo, char *datumname, char *params)

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Define Documentation

#define DATUMTABLE   "/etc/datum.table"

Definition at line 19 of file datum.c.

#define DATUMTRANSFORMTABLE   "/etc/datumtransform.table"

Definition at line 20 of file datum.c.

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Function Documentation

int G_ask_datum_params	(	char *	datumname,
		char *	params
	)

Definition at line 151 of file datum.c.

References datum_transform_list::comment, datum_transform_list::count, fprintf(), G_free(), G_gets(), G_strcasecmp(), G_strip(), G_system(), G_tempfile(), G_warning(), G_yes(), datum_transform_list::next, NULL, datum_transform_list::params, and datum_transform_list::where_used.

char* G_datum_description

(

int

n

)

Definition at line 116 of file datum.c.

References datum_transform_list::count, and NULL.

Referenced by G_ask_datum_name().

char* G_datum_ellipsoid

(

int

n

)

Definition at line 127 of file datum.c.

References datum_transform_list::count, and NULL.

Referenced by G_ask_datum_name().

char* G_datum_name

(

int

n

)

Definition at line 105 of file datum.c.

References datum_transform_list::count, and NULL.

Referenced by G_ask_datum_name().

int G_datum_parameters	(	int	n,
		char *	ellps,
		double *	dx,
		double *	dy,
		double *	dz
	)

Definition at line 90 of file datum.c.

References datum_transform_list::count, and G_strcpy().

int G_datum_shift	(	int	n,
		double *	dx,
		double *	dy,
		double *	dz
	)

Definition at line 75 of file datum.c.

References datum_transform_list::count.

Referenced by G_get_datum_parameters().

int G_get_datum_by_name

(

const char *

name

)

Definition at line 60 of file datum.c.

References datum_transform_list::count, and G_strcasecmp().

Referenced by G_ask_datum_name(), and G_get_datum_parameters().

int G_get_datumparams_from_projinfo	(	struct Key_Value *	projinfo,
		char *	datumname,
		char *	params
	)

Definition at line 282 of file datum.c.

References G_find_key_value(), and NULL.

Referenced by G_database_datum_name().

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