selophane.blog

Today I came across an e-mail informing me that Autodesk had released the new 2011 versions of their CAD and BIM software, AutoCAD and Revit. If you are familiar with these products feel free to skip the following two paragraphs for my opinion about BIM and CAD, if not, read on. For those of you who are not familiar with the world of architectural software it is broken into two different conceptual models: Computer Aided Drafting (CAD) and Building Information Modeling (BIM). CAD software has been around since the 1980′s and is a digital analog to hand drafting. In it, users work in either a 2-D or 3-D environment defined by points and lines (or vectors). CAD software is a time saver in that instead of each drawing being an independent sheet that needs to be redrawn whenever changes are made, the drawing lives virtually within the software and changes can be made rapidly without effecting other areas of the work. In addition drawing elements can be quickly scaled larger or smaller to create details or other drawings. Since CAD is a replication of the drawing process it is used by many different industries. For three dimensional work it can [...]