F.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-1731.

F.2 Changes made in edition 2

F.2.1 Summary of changes

The second edition of this part of ISO 10303 incorporated the modifications to the first edition listed below.

F.2.2 Changes made to the ARM

The following ARM EXPRESS declarations and interface specifications have been added:

• USE_FROM Area_2d_arm;
• USE_FROM Basic_curve_arm;
• TYPE extend_or_chord_2_extend_or_truncate_or_round;
• TYPE extend_or_truncate;
• TYPE primitive_or_boolean_result_2d;
• TYPE square_or_roun;
• ENTITY Area_with_outer_boundary;
• ENTITY Boolean_result_2d;
• ENTITY Closed_curve_style_parameters;
• ENTITY Curve_style_parameters;
• ENTITY Curve_style_parameters_with_ends;
• ENTITY Path_area_with_parameters;
• ENTITY Primitive_2d_with_inner_boundary.

The following ARM EXPRESS declarations and interface specifications have been modified:

• ENTITY Csg_2d_model;
• ENTITY Single_area_csg_2d_model.

The following ARM EXPRESS declarations and interface specifications have been removed:

• USE_FROM Elemental_geometric_shape_arm.

In addition, modifications have been made to the mapping specification, the MIM schema and the EXPRESS-G diagrams to reflect and be consistent with the modifications of the ARM.

F.3 Changes made in edition 3

F.3.1 Summary of changes

The third edition of this part of ISO 10303 incorporated the modifications to the second edition listed below.

F.3.2 Changes made to the MIM

The following MIM EXPRESS declarations and interface specifications have been modified:

• ENTITY path_area_with_parameters.

F.4 Changes made in edition 4

F.4.1 Summary of changes

The fourth edition of this part of ISO 10303 incorporated the modifications to the third edition listed below.

F.4.2 Changes made to the ARM

The following ARM EXPRESS declarations and interface specifications have been modified:

• ENTITY Csg_2d_model.

In addition, modifications have been made to the mapping specification, the MIM schema and the EXPRESS-G diagrams to reflect and be consistent with the modifications of the ARM.

F.4.3 Changes made to the MIM

The following MIM EXPRESS declarations and interface specifications have been added:

• TYPE csg2d_bounded_primitive_2d.

The following MIM EXPRESS declarations and interface specifications have been modified:

• USE_FROM geometric_model_schema;
• USE_FROM representation_schema;
• TYPE boolean_operand_2d;
• TYPE csg_select_2d;
• TYPE set_inner_area_boundary;
• ENTITY complex_area;
• ENTITY csg_2d_shape_representation;
• ENTITY csg_primitive_solid_2d;
• ENTITY primitive_2d_with_inner_boundary;
• FUNCTION open_path_based_inner_boundary.

The following MIM EXPRESS declarations and interface specifications have been removed:

• ENTITY area_with_outer_boundary;
• SUBTYPE_CONSTRAINT primitive_2d_subtypes.

F.5 Changes made in edition 5

F.5.1 Summary of changes

The fifth edition of this part of ISO 10303 incorporated the modifications to the fourth edition listed below.

F.5.2 Changes made to the mapping

The following changes have been made to the ARM to MIM mapping:

• Single_area_csg_2d_model mapping updated
• Csg_2d_model mapping updated

F.5.3 Changes made to the MIM

The following MIM EXPRESS declarations and interface specifications have been modified:

• FUNCTION valid_csg_2d_primitives
  FUNCTION 'valid_csg_2d_primitives': Statements changed .

F.6 Changes made in edition 6

F.6.1 Summary of changes

This sixth edition of this part of ISO 10303 incorporates the modifications to the fifth edition listed below.

F.6.2 Changes made to the mapping

The following changes have been made to the ARM to MIM mapping:

• Path_area_with_parameters mapping corrected
• Primitive_2d_with_inner_boundary mapping corrected

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