Introducing the Object Library
One of the main strengths of Archicad is its extensive library of parametric objects. You already used them when you were placing Doors or Windows, and the concept is applied to many other commands as well.
The library is a series of scripts or macros from which objects are generated. Rather than drawing or modeling such objects graphically, they are described using the Geometric Description Language (GDL). This language is at the core of Archicad, even when you, as a user, are not writing these scripts.
While this introductory course will not cover programming objects ourselves, we will look at GDL objects from a user’s perspective: how to use and control objects!
The library concept
As we mentioned briefly in the introduction, an Archicad project file (*.pln) contains all your project information and references to one or more loaded libraries. The objects in these libraries are not stored in your project; only the values of their...
