rtree_search.c File Reference

Vector library - simplified rtree search. More...

#include <assert.h>
#include <grass/vector.h>

Include dependency graph for rtree_search.c:

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Functions
int	RTreeSearch2 (struct RTree *t, struct RTree_Rect *r, struct ilist *list)

Detailed Description

Vector library - simplified rtree search.

Higher level functions for reading/writing/manipulating vectors.

(C) 2012 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

Soeren Gebbert

Definition in file rtree_search.c.

Function Documentation

RTreeSearch2()

int RTreeSearch2	(	struct RTree *	t,
		struct RTree_Rect *	r,
		struct ilist *	list
	)

Search in an index tree for all data rectangles that overlap the argument rectangle.

Parameters

t	The RTree
r	The argument rectangle
list	The list to store the ids of overlapping rectangles

Returns

the number of qualifying data rects.

Definition at line 40 of file rtree_search.c.

References assert, G_init_ilist(), r, and t.