edge_contains_point()

int edge_contains_point	(	const GEOGRAPHIC_EDGE *	e,
		const GEOGRAPHIC_POINT *	p
	)

Returns true if the point p is on the minor edge defined by the end points of e.

Definition at line 986 of file lwgeodetic.c.

{
        if ( edge_point_in_cone(e, p) && edge_point_on_plane(e, p) )
                /*      if ( edge_contains_coplanar_point(e, p) && edge_point_on_plane(e, p) ) */
        {
                LWDEBUG(4, "point is on edge");
                return LW_TRUE;
        }
        LWDEBUG(4, "point is not on edge");
        return LW_FALSE;
}

References edge_point_in_cone(), edge_point_on_plane(), LW_FALSE, LW_TRUE, and LWDEBUG.

Referenced by edge_intersection(), lwline_covers_lwline(), and lwline_covers_lwpoint().

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