1、Reference number ISO 13584-31:1999(E) ISO 1999 INTERNATIONAL STANDARD ISO 13584-31 First edition 1999-12-15 Industrial automation systems and integration Parts library Part 31: Implementation resources: Geometric programming interface Systmes dautomatisation industrielle et intgration Bibliothque de
2、 composants Partie 31: Ressources de mise en application: Interface de programmation gomtriqueISO 13584-31:1999(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobes licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces
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7、i ISO 1999 All rights reservedISO/FDIS 13584-31:1999(E) ISO 1999 All rights reserved ii-1ii-2 Contents Page 1 SCOPE AND FIELD OF APPLICATION 1 2 NORMATIVE REFERENCES. 1 3 TERMS, DEFINITIONS AND ABBREVIATIONS 2 3.1 Terms defined in ISO 13584-10 2 3.2 Other terms and definitions. 3 3.3 Abbreviations .
8、 3 4 FUNDAMENTAL CONCEPTS 4 4.1 Requirement for parametrics capabilities 4 4.2 Exchange format for parametric shape description . 4 4.3 Internal representation of the data created in the receiving CAD system. 4 4.4 Library supplier and LMS user responsibility. 5 4.5 Compatibility 5 4.6 Geometry repr
9、esentation accuracy . 5 5 INTERFACE PRESENTATION 7 5.1 Specification and conformance. 7 5.1.1 Allowed levels of implementation . 7 5.1.2 Simulation of missing entities . 7 5.2 Interface tables. 7 5.3 Creation of product model data. 8 5.3.1 Reference coordinate system of a view (OVC) . 8 5.3.2 Geomet
10、rical units in the OVC . 9 5.3.3 Content of a view . 9 5.3.4 Temporary database. 9 5.3.5 Hidden line removal process .10 5.3.6 The representation process .11 5.4 Entities structure12 5.4.1 Group structure in the TDB12 5.4.2 Structure of the entities sent to the CAD system13 5.5 Geometrical or struct
11、ured entity name.13 5.6 Coordinate system and transformation.13 5.7 Interface error state .14 5.8 Error handling14 5.8.1 Error handling methodology.14 5.8.2 Error messages .15 6 LOGICAL MODEL OF THE TARGET MODELLING SYSTEM .18 6.1 Geometric representation item.18 6.1.1 api_abstract_schema.20 ISO 135
12、84-31: 1999(E) ISO ISO ISO 13584-31: 1999(E) iii 6.1.1.1 API_ABSTRACT_SCHEMA constant definition: Geometry representation accuracy20 6.1.2 API_ABSTRACT_SCHEMA type definition : Fundamentals of product description and support .21 6.1.2.1 Identifier21 6.1.2.2 Label.21 6.1.2.3 Text.21 6.1.2.4 Length_me
13、asure22 6.1.2.5 Plane_angle_measure.22 6.1.2.6 Positive_length_measure 22 6.1.2.7 Positive_plane_angle_measure.22 6.1.2.8 Parameter_value.23 6.1.2.9 Message23 6.1.2.10 Reference23 6.1.3 API_ABSTRACT_SCHEMA type definition : Geometric and topological representations .23 6.1.3.1 Dimension_count.23 6.1
14、.3.2 Transition_code.24 6.1.3.3 Preferred_surface_curve_representation.24 6.1.3.4 Trimming_preference 25 6.1.3.5 Axis2_placement.25 6.1.3.6 Curve_on_surface .25 6.1.3.7 Pcurve_or_surface 26 6.1.3.8 Trimming_select26 6.1.3.9 Vector_or_direction .26 6.1.4 API_ABSTRACT_SCHEMA type definition: Geometry
15、models 26 6.1.4.1 Boolean_operand 26 6.1.4.2 Boolean_operator27 6.1.4.3 Csg_primitive 27 6.1.4.4 Csg_select 27 6.1.4.5 Geometric_set_select28 6.1.5 API_ABSTRACT_SCHEMA type definition: api specific types for structuring.28 6.1.5.1 Api_grouped_item .28 6.1.5.2 Api_set_item .28 6.1.6 API_ABSTRACT_SCHE
16、MA entities definition : Fundamentals of product description and support .29 6.1.6.1 Shape_representation .29 6.1.6.2 Group29 6.1.6.3 Group_assignment 30 6.1.6.4 External_source 30 6.1.6.5 Pre_defined_item30 6.1.6.6 Externally_defined_item31 6.1.7 API_ABSTRACT_SCHEMA entity definition: Representatio
17、n structures 31 6.1.7.1 Representation_context.31 6.1.7.2 Representation_item .32 6.1.7.3 Representation 32 6.1.7.4 Representation_map .34 6.1.7.5 Mapped_item 34 6.1.8 API_ABSTRACT_SCHEMA entity definition: Geometric representation structures 35 6.1.8.1 Geometric_representation_context35 6.1.8.2 Geo
18、metric_representation_item.35 6.1.9 API_ABSTRACT_SCHEMA entity definition: Geometric mathematical entities37 6.1.9.1 Point37 6.1.9.2 Cartesian_point .37 6.1.9.3 Direction38 6.1.9.4 Vector .38 6.1.9.5 Placement.39 6.1.9.6 Axis1_placement.40 6.1.9.7 Axis2_placement_2d .40 6.1.9.8 Axis2_placement_3d .4
19、1 6.1.10 API_ABSTRACT_SCHEMA entity definition: Geometric curves entities.43 6.1.10.1 Curve 43 6.1.10.2 Line .43 6.1.10.3 Bounded_curve .44 6.1.10.4 Trimmed_curve .45ISO 13584-31: 1999(E) ISO iv 6.1.10.5 Composite_curve.47 6.1.10.6 Composite_curve_segment .48 6.1.10.7 Surface_curve .49 6.1.10.8 Comp
20、osite_curve_on_surface .51 6.1.10.9 Bounded_surface_curve 52 6.1.11 API_ABSTRACT_SCHEMA entity definition: Geometric conic entities.52 6.1.11.1 Conic.52 6.1.11.2 Circle.53 6.1.11.3 Ellipse .54 6.1.11.4 Hyperbola56 6.1.11.5 Parabola57 6.1.12 API_ABSTRACT_SCHEMA entity definition: api specific basic c
21、urves 59 6.1.12.1 Api_line .59 6.1.12.2 Api_circular_arc.60 6.1.13 API_ABSTRACT_SCHEMA entity definition: api specific conic arcs 60 6.1.13.1 Api_elliptical_arc .61 6.1.13.2 Api_hyperbolic_arc 62 6.1.13.3 Api_parabolic_arc62 6.1.14 API_ABSTRACT_SCHEMA entity definition: curve entities .63 6.1.14.1 P
22、olyline .63 6.1.14.2 Api_contour .64 6.1.15 API_ABSTRACT_SCHEMA entity definition: fill area.66 6.1.15.1 Annotation_fill_area.67 6.1.16 API_ABSTRACT_SCHEMA entity definition : Geometric surface entities 69 6.1.16.1 Surface69 6.1.16.2 Elementary surface69 6.1.16.3 Plane.70 6.1.16.4 Bounded_surface.70
23、 6.1.16.5 Curve_bounded_surface71 6.1.16.6 Boundary_curve 72 6.1.16.7 Outer_boundary_curve 73 6.1.17 API_ABSTRACT_SCHEMA entity definition : api specific surface entities .73 6.1.17.1 Api_planar_surface73 6.1.18 API_ABSTRACT_SCHEMA entity definition : Geometric solid entities.75 6.1.18.1 Solid_model
24、 75 6.1.18.2 Csg_solid.75 6.1.18.3 Boolean_result.76 6.1.18.4 Csg_primitive 76 6.1.18.4.1 Sphere.77 6.1.18.4.2 Right_circular_cone.77 6.1.18.4.3 Right_circular_cylinder 78 6.1.18.4.4 Torus.78 6.1.18.4.5 Block .79 6.1.18.4.6 Right_angular_wedge79 6.1.18.5 Swept_area_solid 80 6.1.18.6 Extruded_area_so
25、lid81 6.1.18.7 Revolved_area_solid.81 6.1.18.8 Half_space_solid .83 6.1.19 API_ABSTRACT_SCHEMA entity definition : api specific entities for structuring .83 6.1.19.1 Api_group83 6.1.19.2 Api_group_assignment 84 6.1.19.3 Api_set 84 6.1.19.4 Api_set_assignment.85 6.2 Visual appearance of geometric rep
26、resentation items85 6.2.1 API_ABSTRACT_SCHEMA type definition : Visual presentation .86 6.2.1.1 Presentation_style_select86 6.2.1.2 Null_style 86 6.2.1.3 Size_select87 6.2.1.4 Curve_font_or_scaled_curve_font_select87 6.2.1.5 Curve_style_font_select 87 6.2.1.6 Fill_style_select.88 6.2.2 API_ABSTRACT_
27、SCHEMA type definition : api specific types for visual presentation.88 ISO ISO 13584-31: 1999(E) v 6.2.2.1 Virtual_height_ratio .88 6.2.3 API_ABSTRACT_SCHEMA entities definition : Visual presentation.88 6.2.3.1 Styled_item .88 6.2.3.2 Presentation_style_assignment .89 6.2.3.3 Externally_defined_styl
28、e90 6.2.3.4 Curve_style.90 6.2.3.5 Fill_area_style.91 6.2.3.6 Fill_area_style_hatching92 6.2.3.7 One_direction_repeat_factor .93 6.2.3.8 Colour .94 6.2.3.9 Pre_defined_size.94 6.2.3.10 Pre_defined_curve_font.94 6.2.3.11 Pre_defined_colour95 6.2.3.12 Annotation_occurrence95 6.2.3.13 Annotation_fill_a
29、rea_occurrence96 6.2.4 API_ABSTRACT_SCHEMA entities definition : externally-defined styles for visual presentation.96 6.2.4.1 Api_externally_defined_point_style .97 6.2.4.2 Api_externally_defined_curve_style 98 6.2.4.3 Api_externally_defined_fill_area_style.99 6.2.4.4 Api_externally_defined_surface_
30、style99 6.2.5 API_ABSTRACT_SCHEMA entities definition : pre-defined styles for visual presentation .100 6.2.5.1 Api_pre_defined_hatch_width100 6.2.5.2 Api_pre_defined_hatch_curve_font .101 6.2.5.3 Api_pre_defined_hatch_colour 101 6.2.5.4 Api_pre_defined_occlusion_style.102 6.2.5.5 Api_pre_defined_vi
31、rtually_sent_style.103 6.3 API_ABSTRACT_SCHEMA function definition 103 6.3.1 API_ABSTRACT_SCHEMA function definition : Geometric and topological representations .103 6.3.1.1 Dimension_of 103 6.3.1.2 Associated_surface .104 6.3.1.3 Base_axis104 6.3.1.4 Build_2axes.105 6.3.1.5 Build_axes 106 6.3.1.6 O
32、rthogonal_complement .106 6.3.1.7 First_proj_axis.107 6.3.1.8 Second_proj_axis108 6.3.1.9 Cross_product .108 6.3.1.10 Dot_product.109 6.3.1.11 Normalise110 6.3.1.12 Scalar_times_vector111 6.3.1.13 Vector_sum .112 6.3.1.14 Vector_difference 113 6.3.1.15 Constraints_composite_curve_on_surface.114 6.3.
33、1.16 Get_basis_surface.115 6.3.1.17 List_to_array116 6.3.1.18 Make_array_of_array.116 6.3.2 API_ABSTRACT_SCHEMA function definition: Support resources117 6.3.2.1 Bag_to_set 117 6.3.3 API_ABSTRACT_SCHEMA function definition: Representation structures 118 6.3.3.1 Acyclic_mapped_representation118 6.3.3
34、.2 Item_in_context.119 6.3.3.3 Using_representations.120 6.3.4 API_ABSTRACT_SCHEMA function definition: api specific functions121 6.3.4.1 Tree_api_group_structure121 6.3.4.1.1 Assigned_api_group123 6.3.4.2 Tree_api_set_structure123 6.3.4.2.1 Assigned_api_set 124 6.3.4.3 Api_legal_style_number 125 6.
35、4 API_ABSTRACT_SCHEMA global rules127 6.4.1 Unique_shape_representation .127ISO 13584-31: 1999(E) ISO vi 7 INTERFACE FUNCTIONAL SPECIFICATION127 7.1 Notational conventions 127 7.1.1 Function representation.127 7.1.2 Data type representation129 7.1.3 Entity names and abbreviations.129 7.1.4 Function
36、names.130 7.2 Logical description of the interface functions and FORTRAN binding.131 8 INTERFACE TABLES.131 8.1 Interface description table131 8.2 Interface status table .131 9 DIMENSIONS OF INTERFACE IMPLEMENTATION132 9.1 Minimal dimensions of the different interface buffers and structured data typ
37、es.132 ANNEX A (NORMATIVE) LOGICAL DESCRIPTION OF THE INTERFACE FUNCTIONS AND FORTRAN BINDINGS133 ANNEX B (NORMATIVE) INFORMATION OBJECT REGISTRATION325 Bibliography326 Index327 Figures Figure 1 Absolute coordinate system of a part (parts supplier defined) 9 Figure 2 Geometric representation items d
38、efined in the interface .18 Figure 3 Axis2 placement 3D43 Figure 4 Composite curve 48 Figure 5 Circle54 Figure 6 Ellipse 55 Figure 7 Hyperbola.57 Figure 8 Parabola.58 Figure 9 Filling of annotation fill areas68 Figure 10 Curve bounded surface.72 Figure 11 Right_angular_wedge and its attributes.80 Fi
39、gure 12 Revolved area solid82 Figure 13 Fill area style hatching92 Figure 14 One direction repeat factor .94 Figure A. 1 Function: Dir_2_Pnt .152 Figure A. 2 Function: Dir_2_Dir_Angle .154 Figure A. 3 Function: A1p_Gen 157 Figure A. 4 Function: A1p_Pnt159 ISO ISO 13584-31: 1999(E) vii Figure A. 5 Fu
40、nction: A2p_3_Pnt161 Figure A. 6 Function: A2p_2_Dir (in a 3D view) 163 Figure A. 7 Function: A2p_2_Dir (in a 2D view) 164 Figure A. 8 Function: A2p_2_Dir_Xy.165 Figure A. 9 Function: Pnt_Cartesian_Relative 170 Figure A. 10 Function: Pnt_Polar_Relative.173 Figure A. 11 Function: Pnt_Cylinder_Relativ
41、e 175 Figure A. 12 Function: Pnt_Intersection_2_Ent (in a 3D-view) 179 Figure A. 13 Function: Pnt_Tangential_Arc 181 Figure A. 14 Function: Pnt_Projection_Ent .184 Figure A. 15 Function: Pnt_Projection_A2p 186 Figure A. 16 Function: Lin_2_Pnt .188 Figure A. 17 Function: Lin_Pnt_Length_Dir 189 Figure
42、 A. 18 Function: Lin_Tangential_Arc.191 Figure A. 19 Function: Lin_Tangential_2_Arc .193 Figure A. 20 Function: Lin_Chamfer_2_Lin.195 Figure A. 21 Function: Circle_Rad_A2p197 Figure A. 22 Function: Arc_3_Pnt (in a 3D view) 199 Figure A. 23 Function: Arc_3_Pnt (in a 2D view) 199 Figure A. 24 Function
43、: Arc_Rad_2_Angle_A2p.201 Figure A. 25 Function: Arc_Rad_3_Pnt.204 Figure A. 26 Function: Arc_Rad_2_Pnt_A2p 206 Figure A. 27 Function: Arc_Fillet_2_Ent (lin/lin)209 Figure A. 28 Function: Arc_Fillet_2_Ent (arc/arc) .210 Figure A. 29 Function: Arc_Tangential_2_Ent.213 Figure A. 30 Function: Arc_Rad_2
44、_Ent.217 Figure A. 31 Function: Arc_3_Ent.221 Figure A. 32 Function: Ellipse_2_Diameter_A2p.223 Figure A. 33 Function: Elc_Gen225 Figure A. 34 Function: Hyp_Gen 227 Figure A. 35 Function: Par_Gen .229ISO 13584-31: 1999(E) ISO viii Figure A. 36 Function: Fsh_Gen.236 Figure A. 37 Function: Hatch_Afa.2
45、37 Figure A. 38 Function: Sph_Gen 240 Figure A. 39 Function: Con_Gen 242 Figure A. 40 Function: Cyl_Gen .243 Figure A. 41 Function: Tor_Gen .245 Figure A. 42 Function: Blk_Gen246 Figure A. 43 Function: Wdg_Gen .248 Figure A. 44 Function: Union_Sld.249 Figure A. 45 Function: Intersection_Sld 251 Figu
46、re A. 46 Function: Difference_Sld252 Figure A. 47 Function: Sld_Extrusion .254 Figure A. 48 Function: Sld_Revolution .255 Figure A. 49 Function: Sld_Pipe .258 Figure A. 50 Function: Mirror_Ent (3D view).267 Figure A. 51 Function: Mirror_Ent (2D view).267 Figure A. 52 Function: Dup_Mirror_Ent 269 Fig
47、ure A. 53 Function: Chg_Orientation_Ent 276 Figure A. 54 Function: Chg_Sense_Ent277 Figure A. 55 Function: Homotetia_Ent278 Figure A. 56 Function: Start_Angle_Arc289 Figure A. 57 Function: End_Angle_Arc.290 Figure A. 58 Function: Ref_Sys_3_Pnt (3D view) .292 Figure A. 59 Function: Ref_Sys_2_Dir (in
48、a 2D view) .294Tables Table 1 Input error messages .15 Table 2 Geometry error messages .16 Table 3 System error messages .17 Table 4 Entity structure error messages17 Table 5 Presentation style error messages .17 ISO ISO 13584-31: 1999(E) ix Table 6 Language binding error messages .17 Table 7 Extern
49、ally defined point styles .97 Table 8 Shapes of the externally defined point styles .97 Table 9 Externally defined curve styles 98 Table 10 Externally defined fill area styles99 Table 11 Externally defined surface style .99 Table 12 Pre_defined hatch line width 100 Table 13 Line segment and space lengths for Pre_defined hatch curve font.101 Table 14 Pre_defined hatching colour 10
