set_window.c File Reference

Set window. More...

#include <grass/gis.h>
#include <grass/glocale.h>
#include "G.h"

Include dependency graph for set_window.c:

Go to the source code of this file.

Functions
int	G_get_set_window (struct Cell_head *window)
	Get the current working window. More...
int	G_set_window (struct Cell_head *window)
	Establishes 'window' as the current working window. More...

Detailed Description

Set window.

(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

1999-2007

Definition in file set_window.c.

Function Documentation

int G_get_set_window

(

struct Cell_head *

window

)

Get the current working window.

The current working window values are returned in the structure 'window'.

Parameters

[out]

window

window structure to be set

Returns

1

Definition at line 30 of file set_window.c.

References G__init_window(), G_copy(), and G__::window.

Referenced by D_cell_draw_setup(), D_setup(), G_begin_cell_area_calculations(), G_get_3dview(), G_projection(), G_setup_plot(), G_zone(), Gp_load_sites(), GS_get_to_real(), GS_libinit(), GS_set_focus_real(), Gv_load_vect(), N_init_geom_data_2d(), N_init_geom_data_3d(), N_read_rast_to_array_2d(), and N_write_array_2d_to_rast().

int G_set_window

(

struct Cell_head *

window

)

Establishes 'window' as the current working window.

Any opened cell files has its file-to-window mapping reworked.

Parameters

[in]

window

window to become operative window

Returns

-1 on error

1 on success

Definition at line 49 of file set_window.c.

References G__::auto_mask, fileinfo::cellhd, err, G__::fileinfo, G__::fileinfo_count, G__check_for_auto_masking(), G__create_window_mapping(), G__reallocate_mask_buf(), G__reallocate_null_buf(), G__reallocate_temp_buf(), G__reallocate_work_buf(), G_adjust_Cell_head(), G_close_cell(), G_copy(), G_warning(), G__::mask_fd, fileinfo::open_mode, OPEN_NEW_COMPRESSED, OPEN_NEW_RANDOM, OPEN_NEW_UNCOMPRESSED, OPEN_OLD, G__::window, G__::window_set, and XDR_DOUBLE_NBYTES.

Referenced by D_setup(), IL_output_2d(), IL_resample_output_2d(), and N_init_geom_data_2d().