overlap.c File Reference

Vector library - region/window overlap. More...

#include <grass/vector.h>

Include dependency graph for overlap.c:

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Functions
int	V__map_overlap (struct Map_info *Map, double n, double s, double e, double w)

Detailed Description

Vector library - region/window overlap.

Higher level functions for reading/writing/manipulating vectors.

SPDX-FileCopyrightText: 2001-2009 GRASS Development Team SPDX-License-Identifier: GPL-2.0-or-later

Author

Original author CERL, probably Dave Gerdes or Mike Higgins.

Update to GRASS 5.7 Radim Blazek and David D. Gray.

Definition in file overlap.c.

Function Documentation

V__map_overlap()

int V__map_overlap	(	struct Map_info *	Map,
		double	n,
		double	s,
		double	e,
		double	w
	)

Check if region overlaps with map extent.

Parameters

Map	vector map
n,s,e,w	region bounding box

Returns

1 if regions overlap

0 if not

Definition at line 26 of file overlap.c.

References G_window_overlap(), and W.