Floors, ceilings, and roofs, which may seem like simple building components, can sometimes prove to be difficult to model and detail in your project designs. In the previous chapter, you learned about creating and customizing walls. Many of the objects in this chapter depend on walls and curtain walls to define their boundaries, but both groups of object types are system families that utilize a built-up set of layers that are applied to a sketched form. While walls mostly rely on a linear path, floors, ceilings, and roofs rely on a boundary sketch.
In this chapter, you’ll learn to: