ENTITY b_spline_surface_with_knots

(* SCHEMA STRUCTURAL_FRAME_SCHEMA; *)

ENTITY b_spline_surface_with_knots
SUBTYPE OF (b_spline_surface);
	u_multiplicities : LIST [2:?] OF INTEGER;
	v_multiplicities : LIST [2:?] OF INTEGER;
	u_knots : LIST [2:?] OF parameter_value;
	v_knots : LIST [2:?] OF parameter_value;
	knot_spec : knot_type;
DERIVE
	knot_u_upper : INTEGER := SIZEOF(u_knots);
	knot_v_upper : INTEGER := SIZEOF(v_knots);
WHERE
	WRB5 : constraints_param_b_spline(SELF\b_spline_surface.u_degree,
		knot_u_upper, SELF\b_spline_surface.u_upper,
		u_multiplicities, u_knots);
	WRB6 : constraints_param_b_spline(SELF\b_spline_surface.v_degree,
		knot_v_upper, SELF\b_spline_surface.v_upper,
		v_multiplicities, v_knots);
	WRB7 : SIZEOF(u_multiplicities) = knot_u_upper;
	WRB8 : SIZEOF(v_multiplicities) = knot_v_upper;
END_ENTITY;  (*  STEP Part 42 (unchanged in 2nd edition)  *)

Explicit Attributes

Entity b_spline_surface_with_knots 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
 u_multiplicitiesLIST OF INTEGERb_spline_surface_with_knots
 v_multiplicitiesLIST OF INTEGERb_spline_surface_with_knots
 u_knotsLIST OF parameter_value (REAL)b_spline_surface_with_knots
 v_knotsLIST OF parameter_value (REAL)b_spline_surface_with_knots
 knot_specknot_type (ENUM)b_spline_surface_with_knots

Derived Attributes

Entity b_spline_surface_with_knots 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
 knot_u_upperINTEGERb_spline_surface_with_knots
 knot_v_upperINTEGERb_spline_surface_with_knots

Inverse Attributes

    No Inverse Attributes

Supertypes

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

Subtypes

    No subtypes

Referenced By

Entity b_spline_surface_with_knots and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 acyclic_mapped_representation FUNCTION representation_item
 acyclic_surface_replica FUNCTION surface
 assembly_with_bounding_box ENTITY 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
 brep_2d ENTITY geometric_representation_item
 build_transformed_set FUNCTION surface
 b_spline_surface ENTITY b_spline_surface_with_knots
 b_spline_surface_with_knots ENTITY b_spline_surface
 cartesian_transformation_operator_2d ENTITY geometric_representation_item
 cartesian_transformation_operator_3d ENTITY geometric_representation_item
 composite_curve_on_surface ENTITY surface
 curve_bounded_surface ENTITY surface
 degenerate_pcurve ENTITY geometric_representation_item
 degenerate_pcurve ENTITY surface
 dimension_of FUNCTION geometric_representation_item
 element_surface_complex ENTITY surface
 face_surface ENTITY surface
 feature_surface_complex ENTITY bounded_surface
 founded_item_select SELECT representation_item
 geometric_representation_item ENTITY surface
 geometric_set_select SELECT surface
 get_basis_surface FUNCTION surface
 half_space_solid ENTITY surface
 item_defined_transformation ENTITY representation_item
 item_in_context FUNCTION representation_item
 joint_system_chemical ENTITY surface
 joint_system_welded_surface ENTITY bounded_surface
 load_element_distributed_surface ENTITY bounded_surface
 load_member_distributed_surface ENTITY bounded_surface
 mapped_item ENTITY representation_item
 offset_surface ENTITY surface
 part_sheet_bounded_complex ENTITY bounded_surface
 pcurve ENTITY surface
 pcurve ENTITY geometric_representation_item
 pcurve_or_surface SELECT surface
 point_on_surface ENTITY surface
 primitive_2d ENTITY geometric_representation_item
 rational_b_spline_surface ENTITY b_spline_surface
 rectangular_trimmed_surface ENTITY surface
 representation ENTITY representation_item
 representation_item ENTITY geometric_representation_item
 representation_map ENTITY representation_item
 revolved_area_solid ENTITY geometric_representation_item
 revolved_area_solid ENTITY representation_item
 revolved_face_solid ENTITY representation_item
 revolved_face_solid ENTITY geometric_representation_item
 select_generic_item SELECT representation_item
 solid_replica ENTITY geometric_representation_item
 surface ENTITY bounded_surface
 surface_curve ENTITY surface
 surface_curve_swept_area_solid ENTITY surface
 surface_curve_swept_face_solid ENTITY surface
 surface_curve_swept_surface ENTITY surface
 surface_patch ENTITY bounded_surface
 surface_replica ENTITY surface
 volume ENTITY geometric_representation_item


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2023-03-25T00:11:38-04:00