2011

Table Of Contents
VIEWDIR
Stores the viewing direction in the current viewport, expressed in UCS
coordinates.
VIEWTWIST
Stores the view rotation angle for the current viewport measured relative to
the WCS.
WORLDVIEW
Determines whether input to the VPOINT command is relative to the WCS
(default) or the current UCS.
Hide Lines or Shade 3D Objects
You can create a hidden-line representation or a simple shaded picture of the
objects displayed in the current viewport.
Hide Lines in 3D Objects
Suppress the display of objectspartly or entirelythat are located behind
other objects in three-dimensional views.
You can create a hidden-line representation of the objects displayed in the
current viewport. Hidden-line representations suppress lines, edges, and other
objectspartly or entirelythat are located behind the following types of
objects:
Objects with nonzero thickness
Circles
Two-dimensional solids
Wide polylines
Surfaces and 3D solids (when viewing models created in AutoCAD)
The illustration below was created with lines that were extruded by giving
them a nonzero thickness.
224 | Chapter 9 Change Views