美国麻省理工大学：《Engineering Design and Rapid Prototyping》Lecture 3 Computer Aided Design

IGAln Vector Graphics emf format CAd Systems use vector graphICS Most common interface file object Oriented IGES relationship between pixels captured describes both (anchor/control) points and lines between them Easier scaling editing 16.810(16682) Massachusetts Institute of techn 13

16.810 (16.682) 13 Vector Graphics .emf format CAD Systems use vector graphics Most common interface file: IGES „ Object Oriented „ relationship between pixels captured „ describes both (anchor/control) points and lines between them „ Easier scaling & editing

GG.Aln Major CAD Software Products AutoCAD (Autodesk ),mainly for PC Pro Engineer(Ptc) SolidWorks Dassault Systems) CATIA (IBM/Dassault Systems) Unigraphics UGS) a I-DEAS(SDRC 16.810(16682) Massachusetts Institute of techn

16.810 (16.682) 14 Major CAD Software Products „ AutoCAD (Autodesk) Æ mainly for PC „ Pro Engineer (PTC) „ SolidWorks (Dassault Systems) „ CATIA (IBM/Dassault Systems) „ Unigraphics (UGS) „ I-DEAS (SDRC)