circ_tree_get_point_outside()

int circ_tree_get_point_outside	(	const CIRC_NODE *	node,
		POINT2D *	pt
	)

Definition at line 475 of file lwgeodetic_tree.c.

{
        POINT3D center3d;
        GEOGRAPHIC_POINT g;
        // if (node->radius >= M_PI) return LW_FAILURE;
        geog2cart(&(node->center), &center3d);
        vector_scale(&center3d, -1.0);
        cart2geog(&center3d, &g);
        pt->x = rad2deg(g.lon);
        pt->y = rad2deg(g.lat);
        return LW_SUCCESS;
}

References cart2geog(), circ_node::center, geog2cart(), GEOGRAPHIC_POINT::lat, GEOGRAPHIC_POINT::lon, LW_SUCCESS, rad2deg, vector_scale(), POINT2D::x, and POINT2D::y.

Referenced by CircTreePIP().

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