Graphics Programs Reference
In-Depth Information
Chapter 7
Preciseliness Is Next to
CADliness
In This Chapter
Typing coordinates at the keyboard
Getting to know AutoCAD's Coordinate Systems
Snapping to object features
Using other precision drawing and editing techniques
Drawing precision is vital to good CAD drafting practice, even more than for manual draft-
ing. (Accuracy, of course, is vital to both types of drafting — if you're sketchy on the dif-
ference between accuracy and precision, look ahead to the “CAD precision versus accur-
acy” sidebar in this chapter.) If you think CAD managers get a little tense when you assign
properties directly to objects instead of
ByLayer
, wait until you see them lay into
