lwcollection_reserve()

void lwcollection_reserve	(	LWCOLLECTION *	col,
		int	ngeoms
	)

Ensure the collection can hold up at least ngeoms.

Ensure the collection can hold at least up to ngeoms geometries.

Definition at line 174 of file lwcollection.c.

References LWCOLLECTION::geoms, lwrealloc(), and LWCOLLECTION::maxgeoms.

Referenced by lwcollection_add_lwgeom(), and lwgeom_node().

{
        if ( ngeoms <= col->maxgeoms ) return;

        /* Allocate more space if we need it */
        do { col->maxgeoms *= 2; } while ( col->maxgeoms < ngeoms );
        col->geoms = lwrealloc(col->geoms, sizeof(LWGEOM*) * col->maxgeoms);
}

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