wind_scan.c File Reference

GIS Library - Window scanning functions. More...

#include <stdio.h>
#include <grass/gis.h>

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Functions
int	G_scan_northing (const char *buf, double *northing, int projection)
	ASCII northing to double.
int	G_scan_easting (const char *buf, double *easting, int projection)
	ASCII easting to double.
int	G_scan_resolution (const char *buf, double *res, int projection)
	ASCII resolution to double.

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Detailed Description

GIS Library - Window scanning functions.

(C) 2001-2008 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author:

GRASS GIS Development Team

Date:

1999-2008

Definition in file wind_scan.c.

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Function Documentation

int G_scan_easting	(	const char *	buf,
		double *	easting,
		int	projection
	)

ASCII easting to double.

Converts the ASCII "easting" coordinate string in buf to its double representation (into easting).

Parameters:

[in]	buf	buffer containing string easting
[in,out]	easting
[in]	projection

Returns:

0 on error

1 on success

Definition at line 65 of file wind_scan.c.

References G_lon_scan().

Referenced by D_check_map_window(), E_edit_cellhd(), G__oldsite_get(), and G__read_Cell_head_array().

int G_scan_northing	(	const char *	buf,
		double *	northing,
		int	projection
	)

ASCII northing to double.

Converts the ASCII "northing" coordinate string in buf to its double representation (into northing).

Parameters:

[in]	buf	buffer hold string northing
[in,out]	northing
[in]	projection

Returns:

0 on error

1 on success

Definition at line 37 of file wind_scan.c.

References G_lat_scan().

Referenced by D_check_map_window(), E_edit_cellhd(), G__oldsite_get(), and G__read_Cell_head_array().

int G_scan_resolution	(	const char *	buf,
		double *	res,
		int	projection
	)

ASCII resolution to double.

Converts the ASCII "resolution" string in buf to its double representation (into resolution).

Parameters:

[in]	buf	buffer containing string resolution
[in,out]	resolution
[in]	projection

Returns:

0 on error

1 on success

Definition at line 97 of file wind_scan.c.

References G_llres_scan().

Referenced by E_edit_cellhd(), and G__read_Cell_head_array().