ISO INTERNATIONAL STANDARD 10303-501 First edition 2000-03-01 Industrial automation systems and integration Product data representation and exchange - Part 501: Application interpreted construct: Edge-based wireframe Systemesd'automatisationindustrielleetintegrationReprésentation etéchangededonneesdeproduits Partie 501: Construction interprétée d'application: Cadre en fil métalliquebasé surun cote Reference number ISO 10303-501:2000(E) ISO @ ISO 2000 Not for Resale ISO 10303-501:2000(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this area. Adobe is a trademarkof Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below @ISO2000 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland @Iso2000-All rightsreserved py IHS unde edwithoutlicensefrom IHS Not for Resale CISO ISO 10303-501:2000(E) Contents Page 1 Scope 2 Normative references 3 Terms, definitions, and abbreviations 4 EXPRESS short listing 4.1 Introduction 4.2 Fundamental concepts and assumptions 4.3 aic_edge_based_wireframe entity definition: edge_based_wireframe_shape_representation 4.4 aic_edge_based_wireframe function definitions 4.4.1 valid_wireframe_edge_curve 4.4.2 valid_wireframe_vertex_point Annex A (normative) Short names of entities . Annex B (normative) Information object registration 10 B.1 Document identification 10 B.2 Schema identification 10 Annex C (informative) EXPRESS-G diagrams . 11 Annex D (informative) Computer interpretable listings 18 Index 19 Figures Figure C.1 - aic_edge_based_wireframe - EXPRESS-G diagram 1 of 6 12 Figure C.2 - aic_edge_based_wireframe - EXPRESS-G diagram 2 of 6 13 Figure C.3 - aic_edge_based_wireframe - EXPRESS-G diagram 3 of 6 14 Figure C.4 - aic_edge_based_wireframe - EXPRESS-G diagram 4 of 6 15 Figure C.5 - aic_edge_based_wireframe - EXPRESS-G diagram 5 of 6 16 Figure C.6 - aic_edge_based_wireframe - EXPRESS-G diagram 6 of 6 17 Tables Table A.1 - Short names of entities ii Copyright Intemational Organizati Not for Re