AutoCAD Introduction

What is AutoCAD?

AutoCAD is a CAD (Computer Aided Design) software application for 2D and 3D design and drafting, developed and sold by Autodesk, Inc. Initially released in late 1982, AutoCAD was one of the first CAD programs to run on personal computers, and notably the IBM PC.

Most CAD software at the time ran on graphics terminals connected to mainframe computers or mini-computers.

AutoCAD Background

In earlier releases, AutoCAD used primitive entities – such as lines, polylines, circles, arcs, and text – as the foundation for more complex objects. Since the mid-1990s, AutoCAD has supported custom objects through its C++ API. Modern AutoCAD includes a full set of basic solid modeling and 3D tools, but lacks some of the more advanced capabilities of solid modeling applications. With the release of AutoCAD 2007 came improved 3D modeling functionality. Which meant better navigation when working in 3D. Over time, it has become more easy to edit 3D models. The mental ray engine was included in rendering; it was now possible to do quality renderings.

AutoCAD supports a number of application programming interfaces (APIs) for customization and automation. These include AutoLISP, Visual LISP, VBA, .NET and Object ARX. Object ARX is a C++ class library, which was also the base for products extending AutoCAD functionality to specific fields, to create products such as AutoCAD Architecture, AutoCAD Electrical, AutoCAD Civil 3D, or third-party AutoCAD-based applications.

AutoCAD’s native file format, DWG, and to a lesser extent, its interchange file format, DXF, have become de facto standards for CAD data interoperability. AutoCAD in recent years has included support for DWF, a format developed and promoted by Autodesk for publishing CAD data. In 2006, Autodesk estimated the number of active DWG files to be in excess of one billion. In the past, Autodesk has estimated the total number of DWG files in existence to be more than three billion.

All Autodesk software titles are available on Microsoft desktop operating systems. There is a MAC-native version of AutoCAD available, but most MAC users run Autodesk software in the Boot camp environment. Versions for Unix and Macintosh were released in the 1980s and 1990s, but these were later dropped.

AutoCAD and AutoCAD LT are available for German, French, Italian, Spanish, Japanese, Korean, Chinese Simplified (No LT), Chinese Traditional, Russian, Czech, Polish, Hungarian (No LT), Brazilian Portuguese (No LT), Danish, Dutch, Swedish, Finnish, Norwegian and Vietnamese. The extent of localization varies from full translation of the product to documentation only.

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