zero_cell.c File Reference

GIS Library - Zero cell buffer functions. More...

#include <grass/gis.h>

Include dependency graph for zero_cell.c:

Go to the source code of this file.

Functions
int	G_zero_cell_buf (CELL *buf)
	Zero a raster CELL buffer. More...
int	G_zero_raster_buf (void *rast, RASTER_MAP_TYPE data_type)
	Zero a raster buffer. More...

Detailed Description

GIS Library - Zero cell buffer 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 zero_cell.c.

Function Documentation

int G_zero_cell_buf

(

CELL *

buf

)

Zero a raster CELL buffer.

This routines assigns each member of the raster buffer array buf to zero. It assumes that buf has been allocated using G_allocate_cell_buf.

Parameters

[in]

buf

Returns

always returns 0

Definition at line 31 of file zero_cell.c.

References G_window_cols().

int G_zero_raster_buf	(	void *	rast,
		RASTER_MAP_TYPE	data_type
	)

Zero a raster buffer.

This routines assigns each member of the raster buffer array rast to zero. It assumes that rast has been allocated using G_allocate_cell_buf.

Parameters

[in,out]	rast
[in]	data_type	RASTER_MAP_TYPE

Returns

always returns 0

Definition at line 54 of file zero_cell.c.

References G_raster_size(), and G_window_cols().