cart2geog()

void cart2geog	(	const POINT3D *	p,
		GEOGRAPHIC_POINT *	g
	)

Convert cartesion coordinates on unit sphere to spherical coordinates.

Definition at line 410 of file lwgeodetic.c.

References GEOGRAPHIC_POINT::lat, GEOGRAPHIC_POINT::lon, POINT3D::x, POINT3D::y, and POINT3D::z.

Referenced by circ_center_cartesian(), circ_node_leaf_new(), circ_tree_contains_point(), circ_tree_get_point_outside(), clairaut_cartesian(), clairaut_geographic(), edge_distance_to_point(), gbox_centroid(), gbox_get_sortable_hash(), gbox_pt_outside(), lwpoly_pt_outside_hack(), and ptarray_segmentize_sphere_edge_recursive().

{
        g->lon = atan2(p->y, p->x);
        g->lat = asin(p->z);
}

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