ENTITY rational_b_spline_surface

(* SCHEMA feature_based_process_planning; *)

  ENTITY rational_b_spline_surface
    SUBTYPE OF (b_spline_surface);
      weights_data : LIST [2:?] OF LIST [2:?] OF REAL;
    DERIVE
      weights : ARRAY [0:u_upper] OF ARRAY [0:v_upper] OF REAL := 
                   make_array_of_array(weights_data,0,u_upper,0,v_upper);
    WHERE
      wr1: (SIZEOF(weights_data) = SIZEOF(SELF\b_spline_surface.
               control_points_list)) AND (SIZEOF(weights_data[1]) = SIZEOF(
               SELF\b_spline_surface.control_points_list[1]));
      wr2: surface_weights_positive(SELF);
  END_ENTITY; -- rational_b_spline_surface

Explicit Attributes

Entity rational_b_spline_surface has the following local and inherited explicit attributes:
AttributeTypeDefined By
 namelabel (STRING)representation_item
 u_degreeINTEGERb_spline_surface
 v_degreeINTEGERb_spline_surface
 control_points_listLIST OF LIST OF cartesian_point (ENTITY)b_spline_surface
 surface_formb_spline_surface_form (ENUM)b_spline_surface
 u_closedLOGICALb_spline_surface
 v_closedLOGICALb_spline_surface
 self_intersectLOGICALb_spline_surface
 weights_dataLIST OF LIST OF REALrational_b_spline_surface

Derived Attributes

Entity rational_b_spline_surface has the following local and inherited derived attributes:
AttributeTypeDefined By
 dimdimension_count (INTEGER)geometric_representation_item
 u_upperINTEGERb_spline_surface
 v_upperINTEGERb_spline_surface
 control_pointsARRAY OF ARRAY OF cartesian_point (ENTITY)b_spline_surface
 weightsARRAY OF ARRAY OF REALrational_b_spline_surface

Inverse Attributes

    No Inverse Attributes

Supertypes

Entity rational_b_spline_surface inherits from the following supertypes:
  representation_item
    geometric_representation_item
      surface
        bounded_surface
          b_spline_surface

Subtypes

    No subtypes

Referenced By

Entity rational_b_spline_surface and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 acyclic_mapped_representation FUNCTION representation_item
 associated_surface FUNCTION surface
 axis1_placement ENTITY geometric_representation_item
 axis2_placement_2d ENTITY geometric_representation_item
 bounded_surface ENTITY b_spline_surface
 b_spline_surface ENTITY rational_b_spline_surface
 b_spline_surface_with_knots ENTITY b_spline_surface
 cartesian_transformation_operator_3d ENTITY geometric_representation_item
 dimension_of FUNCTION geometric_representation_item
 face_surface ENTITY surface
 founded_item_select SELECT representation_item
 geometric_representation_item ENTITY surface
 geometric_set_select SELECT surface
 get_basis_surface FUNCTION surface
 item_in_context FUNCTION representation_item
 list_representation_item AGGREGATE representation_item
 mapped_item ENTITY representation_item
 pcurve ENTITY geometric_representation_item
 pcurve ENTITY surface
 pcurve_or_surface SELECT surface
 rational_b_spline_surface ENTITY b_spline_surface
 representation ENTITY representation_item
 representation_map ENTITY representation_item
 set_representation_item AGGREGATE representation_item
 surface ENTITY bounded_surface
 surface_curve ENTITY surface
 surface_weights_positive FUNCTION rational_b_spline_surface


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2012-03-27T17:18:01-04:00