FP_IS_ZERO

#define FP_IS_ZERO

(

A

)

(fabs(A) <= FP_TOLERANCE)

Definition at line 54 of file liblwgeom_internal.h.

Referenced by define_plane(), dot_product_side(), edge_calculate_gbox_slow(), edge_point_side(), get_3dcross_product(), get_3dvector_from_points(), normalize(), normalize2d(), project_point_on_plane(), sphere_direction(), and z_to_latitude().