ENTITY b_spline_curve

(* SCHEMA FUNCTIONAL_DATA_AND_SCHEMATIC_REPRESENTATION_MIM_LF; *)

 
ENTITY b_spline_curve
SUPERTYPE OF (ONEOF (uniform_curve, b_spline_curve_with_knots, 
quasi_uniform_curve, bezier_curve) ANDOR rational_b_spline_curve)
SUBTYPE OF (bounded_curve);
  degree : INTEGER;
  control_points_list :  LIST [2:?] OF cartesian_point;
  curve_form : b_spline_curve_form;
  closed_curve : LOGICAL;
  self_intersect : LOGICAL;
DERIVE
  upper_index_on_control_points : INTEGER := SIZEOF(control_points_list) - 1;
  control_points :  ARRAY [0 : upper_index_on_control_points] OF 
  cartesian_point := list_to_array(control_points_list, 0, 
  upper_index_on_control_points);
WHERE
  wr1 : ('FUNCTIONAL_DATA_AND_SCHEMATIC_REPRESENTATION_MIM_LF.UNIFORM_CURVE' IN
     TYPEOF(SELF)) OR (
    'FUNCTIONAL_DATA_AND_SCHEMATIC_REPRESENTATION_MIM_LF.QUASI_UNIFORM_CURVE' 
    IN TYPEOF(SELF)) OR (
    'FUNCTIONAL_DATA_AND_SCHEMATIC_REPRESENTATION_MIM_LF.BEZIER_CURVE' IN 
    TYPEOF(SELF)) OR (
    'FUNCTIONAL_DATA_AND_SCHEMATIC_REPRESENTATION_MIM_LF.B_SPLINE_CURVE_WITH_KNOTS'
     IN TYPEOF(SELF));
END_ENTITY;

Explicit Attributes

Entity b_spline_curve 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

Derived Attributes

Entity b_spline_curve 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

Inverse Attributes

    No Inverse Attributes

Supertypes

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

Subtypes

Entity b_spline_curve has the following subtypes:
    b_spline_curve_with_knots*
    bezier_curve*
    quasi_uniform_curve*
    rational_b_spline_curve*
    uniform_curve*
* - Immediate Subtypes

Referenced By

Entity b_spline_curve and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 acyclic_curve_replica FUNCTION curve
 acyclic_mapped_item_usage FUNCTION representation_item
 acyclic_mapped_representation FUNCTION representation_item
 annotation_fill_area ENTITY curve
 axis2_placement_2d ENTITY geometric_representation_item
 bounded_curve ENTITY b_spline_curve
 composite_curve_segment ENTITY curve
 composite_text_with_associated_curves ENTITY curve
 curve_replica ENTITY curve
 dimension_of FUNCTION geometric_representation_item
 founded_item_select SELECT representation_item
 geometric_representation_item ENTITY curve
 geometric_set_select SELECT curve
 imported_curve_function ENTITY curve
 item_in_context FUNCTION representation_item
 mapped_item ENTITY representation_item
 offset_curve_2d ENTITY curve
 point_on_curve ENTITY curve
 rational_b_spline_curve ENTITY b_spline_curve
 representation ENTITY representation_item
 representation_map ENTITY representation_item
 space_context_select SELECT representation_item
 styled_item ENTITY representation_item
 style_context_select SELECT representation_item
 text_literal_with_associated_curves ENTITY curve
 trimmed_curve ENTITY curve
 valid_basis_curve_in_2d_wireframe FUNCTION curve
 value_context_select SELECT representation_item
 volume ENTITY geometric_representation_item


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