ISO/TS 10303-1651:2014-02 Basic curve


Application module: Basic curve	ISO/TS 10303-1651:2014-02(E) © ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
3.1 Terms and definitions
3.2 Abbreviated terms

4 Information requirements
4.1 Required AM ARMs
4.2 ARM type definitions
4.3 ARM entity definitions
4.4 ARM subtype constraint definition
5 Module interpreted model
5.1 Mapping specification
5.2 MIM EXPRESS short listing
5.2.1 MIM type definition

A MIM short names
B Information object registration
C ARM EXPRESS-G
D MIM EXPRESS-G
E Computer interpretable listings
F Change history
Bibliography
Index


         (*
ISO TC184/SC4/WG12 N7825 - ISO/TS 10303-1651 Basic curve - EXPRESS ARM
Supersedes 
         ISO TC184/SC4/WG12 N7388
*)



SCHEMA Basic_curve_arm;


         USE FROM
         Basic_geometry_arm;
            -- ISO/TS 10303-1652


         USE FROM
         External_item_identification_assignment_arm;
            -- ISO/TS 10303-1128


TYPE closed_curve =
         
         EXTENSIBLE
         
         GENERIC_ENTITY
         
         
         SELECT

            (Circle, 
    Closed_composite_curve);

         END_TYPE;


TYPE curve_transition_code =
         
         ENUMERATION
         
         OF
         

            
         (discontinuous,
    continuous,
    cont_same_gradient,
    cont_same_gradient_same_curvature);

         END_TYPE;


ENTITY Closed_composite_curve

           SUBTYPE OF (Composite_curve);

         
         END_ENTITY;


ENTITY Composite_curve

           SUBTYPE OF (Bounded_curve);

           curve_segment : LIST[1:?] OF 
         UNIQUE
         Composite_curve_segment;

         
         END_ENTITY;


ENTITY Composite_curve_segment;

           transition : curve_transition_code;

           same_sense : BOOLEAN;

           segment_curve : Bounded_curve;
INVERSE

           using_curves : SET[1:?] OF Composite_curve FOR curve_segment;

         
         END_ENTITY;


ENTITY Trimmed_curve

           SUBTYPE OF (Bounded_curve);

           basis_curve : Curve;

           start_point : Cartesian_point;

           end_point : Cartesian_point;

         
         END_ENTITY;


SUBTYPE_CONSTRAINT curve_subtypes FOR Bounded_curve;

           ONEOF (Composite_curve,
         Trimmed_curve);
      
         END_SUBTYPE_CONSTRAINT;



         END_SCHEMA;  -- Basic_curve_arm