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Application module: Elemental geometric shape ISO/TS 10303-1004:2006(E)
© ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations

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

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

(*
ISO TC184/SC4/WG12 N4248 - ISO/TS 10303-1004 Elemental geometric shape - EXPRESS ARM
Supersedes ISO TC184/SC4/WG12 N2102
*)



SCHEMA Elemental_geometric_shape_arm;

USE FROM Foundation_representation_arm;    -- ISO/TS 10303-1006

USE FROM Value_with_unit_arm;    -- ISO/TS 10303-1054


TYPE cartesian_transformation = SELECT
   (Cartesian_transformation_2d,
    Cartesian_transformation_3d);
END_TYPE;

TYPE geometric_mapping_target = SELECT
   (Axis_placement,
    cartesian_transformation);
END_TYPE;

ENTITY Axis_placement
  SUBTYPE OF (Detailed_geometric_model_element);
  origin : Cartesian_point;
  x_axis : Direction;
  y_axis : Direction;
DERIVE
  dim : INTEGER := SIZEOF(origin.coordinates);
WHERE
  WR1: dim >1;
  WR2: dim = SIZEOF(x_axis.coordinates);
  WR3: dim = SIZEOF(y_axis.coordinates);
END_ENTITY;

ENTITY Axis_placement_mapping;
  source : Axis_placement;
  target : Axis_placement;
WHERE
  WR1: source\Axis_placement.dim = target\Axis_placement.dim;
END_ENTITY;

ENTITY Cartesian_point
  SUBTYPE OF (Detailed_geometric_model_element);
  coordinates : LIST[1:3] OF length_measure;
END_ENTITY;

ENTITY Cartesian_transformation_2d
  SUBTYPE OF (Detailed_geometric_model_element);
  multiplication_matrix : ARRAY[1:2] OF Direction;
  translation : Cartesian_point;
WHERE
  WR1: SIZEOF(multiplication_matrix[1]\Direction.coordinates)=2;
  WR2: SIZEOF(multiplication_matrix[2]\Direction.coordinates)=2;
  WR3: SIZEOF(translation.coordinates)=2;
END_ENTITY;

ENTITY Cartesian_transformation_3d
  SUBTYPE OF (Detailed_geometric_model_element);
  multiplication_matrix : ARRAY[1:3] OF Direction;
  translation : Cartesian_point;
WHERE
  WR1: SIZEOF(multiplication_matrix[1]\Direction.coordinates)=3;
  WR2: SIZEOF(multiplication_matrix[2]\Direction.coordinates)=3;
  WR3: SIZEOF(multiplication_matrix[3]\Direction.coordinates)=3;
  WR4: SIZEOF(translation.coordinates)=3;
END_ENTITY;

ENTITY Detailed_geometric_model_element
  ABSTRACT SUPERTYPE OF (ONEOF (Cartesian_point,
                                Direction,
                                Axis_placement,
                                Cartesian_transformation_2d,
                                Cartesian_transformation_3d))
  SUBTYPE OF (Representation_item);
END_ENTITY;

ENTITY Direction
  SUBTYPE OF (Detailed_geometric_model_element);
  coordinates : LIST[2:3] OF length_measure;
END_ENTITY;

ENTITY Geometric_coordinate_space
  SUBTYPE OF (Numerical_representation_context);
  dimension_count : INTEGER;
WHERE
  WR1: dimension_count >0;
END_ENTITY;

ENTITY Geometric_model
  SUBTYPE OF (Representation);
  version_id : OPTIONAL STRING;
  model_extent : OPTIONAL length_measure;
  SELF\Representation.context_of_items : Geometric_coordinate_space;
  SELF\Representation.items : SET[1:?] OF Detailed_geometric_model_element;
END_ENTITY;

END_SCHEMA;  -- Elemental_geometric_shape_arm


© ISO 2006 — All rights reserved