ENTITY b_spline_curve_with_knots

(* SCHEMA feature_based_process_planning; *)

  ENTITY b_spline_curve_with_knots
    SUBTYPE OF (b_spline_curve);
      knot_multiplicities : LIST [2:?] OF INTEGER;
      knots               : LIST [2:?] OF parameter_value;
      knot_spec           : knot_type;
    DERIVE
      upper_index_on_knots : INTEGER := SIZEOF(knots);
    WHERE
      wr1: constraints_param_b_spline(degree,upper_index_on_knots,
               upper_index_on_control_points,knot_multiplicities,knots);
      wr2: SIZEOF(knot_multiplicities) = upper_index_on_knots;
  END_ENTITY; -- b_spline_curve_with_knots

Explicit Attributes

Entity b_spline_curve_with_knots has the following local and inherited explicit attributes:
AttributeTypeDefined By
 namelabel (STRING)representation_item
 degreeINTEGERb_spline_curve
 control_points_listLIST OF cartesian_point (ENTITY)b_spline_curve
 curve_formb_spline_curve_form (ENUM)b_spline_curve
 closed_curveLOGICALb_spline_curve
 self_intersectLOGICALb_spline_curve
 knot_multiplicitiesLIST OF INTEGERb_spline_curve_with_knots
 knotsLIST OF parameter_value (REAL)b_spline_curve_with_knots
 knot_specknot_type (ENUM)b_spline_curve_with_knots

Derived Attributes

Entity b_spline_curve_with_knots has the following local and inherited derived attributes:
AttributeTypeDefined By
 dimdimension_count (INTEGER)geometric_representation_item
 upper_index_on_control_pointsINTEGERb_spline_curve
 control_pointsARRAY OF cartesian_point (ENTITY)b_spline_curve
 upper_index_on_knotsINTEGERb_spline_curve_with_knots

Inverse Attributes

    No Inverse Attributes

Supertypes

Entity b_spline_curve_with_knots inherits from the following supertypes:
  representation_item
    geometric_representation_item
      curve
        bounded_curve
          b_spline_curve

Subtypes

    No subtypes

Referenced By

Entity b_spline_curve_with_knots and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 acyclic_mapped_representation FUNCTION representation_item
 axis1_placement ENTITY geometric_representation_item
 axis2_placement_2d ENTITY geometric_representation_item
 bounded_curve ENTITY b_spline_curve
 b_spline_curve ENTITY b_spline_curve_with_knots
 cartesian_transformation_operator_3d ENTITY geometric_representation_item
 composite_curve_segment ENTITY curve
 dimension_of FUNCTION geometric_representation_item
 edge_curve ENTITY curve
 founded_item_select SELECT representation_item
 geometric_representation_item ENTITY curve
 geometric_set_select SELECT curve
 item_in_context FUNCTION representation_item
 list_representation_item AGGREGATE representation_item
 mapped_item ENTITY representation_item
 pcurve ENTITY geometric_representation_item
 rational_b_spline_curve ENTITY b_spline_curve
 representation ENTITY representation_item
 representation_map ENTITY representation_item
 set_representation_item AGGREGATE representation_item
 surface_curve ENTITY curve
 surface_of_revolution ENTITY curve
 swept_surface ENTITY curve


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