【英文标准名称】:Informationtechnology-InternationalstandardizedprofileFCG-nnn-Computergraphicsmetafileinterchangeformat-Part2:FCG23-Advancedscientificandtechnicalgraphics(AST)
【原文标准名称】:信息技术.国际标准化轮廓FCG-nnn.计算机图形元文件交换格式.第2部分:FCG23.先进的科学、技术图形(AST)
【标准号】:ISO/IECISP12071-2-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机图形;数据处理;数据存储;定义;交换格式;图形艺术;图形数据处理;图形文件;信息检索;信息技术;网络互联;OSI;标准化轮廓
【英文主题词】:Computergraphics;Dataprocessing;Datastorage;Definitions;Exchangeformats;Graphicarts;Graphicdataprocessing;Imagefiles;Informationretrieval;Informationtechnology;Networkinterconnection;OSI;Standardizedprofiles
【摘要】:1GeneralTheComputerGraphicsMetafileprovidesafileformatsuitableforthestorageandretrievalofpictureinformation.Thefileformatconsistsofasetofelementsthatcanbeusedtodescribepicturesinawaythatiscompatiblebetweensystemsofdifferentarchitecturesanddevicesofdifferingcapabilitiesanddesign.TheASTprofile,describedinthispartofISO/IEC12071,definesasubsetofCGMelements,setslimitsandgenerationandinterpretationbehaviouraccordingtotherulesforprofiledefinitiondefinedinISO/IEC8632.TheASTprofiledefinesaversion2CGMsuitableforuseinadvancedscientificandtechnicalgraphics,forexampleCAD,mapping,earthsciences.2PositionwithinthetaxonomyASTisoneoffourcoreprofilesdefinedwithinthetaxonomyforCGMprofiles.TheseareshowninFigure1indiagramaticform.Thediagramusesthefollowingconceptualframeworktodefineprofiles:1)CGMversion—thisisapartofthestandardanddescribesthegroupofelementsavailabletotheprofile2)complexityoftheproblemThefourcoreprofiles(asindicatedinFigure1)are:TaxonomyProfileName:identifier:1FCG-11BasicScientificandTechnicalgraphics(BST)e.g.businesspresentationgraphics,simpledesktoppublishing2FCG-23AdvancedScientificandTechnicalgraphics(AST)e.g.CAD,mapping,earthsciences3FCG-32BasicPresentationandVisualization—theModelProfilefromtheCGMstandard,e.g.graphicsarts,highenddesktoppublishing4FCG-33AdvancedPresentationandVisualization(APV)e.g.imaging,scientificvisualization.ThispartofISO/IECISP12071definestheASTprofile.3UserrequirementsandscenarioThispartofISO/IECISP12071providesaprofile,AST,whichissuitableforadvancedscientificandtechnicalgraphics,forexampleCAD,mapping,earthsciences.
【中国标准分类号】:L81;L79
【国际标准分类号】:35_100_05;35_140
【页数】:95P;A4
【正文语种】:英语