2011

Table Of Contents
grid limits The user-defined rectangular boundary of the drawing area covered
by dots when the grid is turned on. Also called drawing limits. (LIMITS)
grip modes The editing capabilities activated when grips are displayed on an
object: stretching, moving, rotating, scaling, and mirroring.
grips Small squares and triangles that appear on objects you select. After
selecting the grip, you edit the object by dragging it with the pointing device
instead of entering commands.
HDI For Heidi Device Interface. An interface for developing device drivers that
are required for peripherals to work with the program and other Autodesk
products.
horizontal landing An optional line segment connecting the tail of a leader
line with the leader content.
horizontal ribbon
The ribbon, when it is oriented across the top of the file window.
i-drop A method by which a drawing file can be dragged from a Web page
and inserted into another drawing.
IGES For Initial Graphics Exchange Specification. A standard format for digital
representation and exchange of information between CAD/CAM systems. In
AutoCAD-based products, the commands to import and export IGES files are
available only in AutoCAD Mechanical.
Illuminance In photometry, illuminance is the total luminous flux incident
on a surface per unit area.
indirect bump scale Scales the effect of the base materials bump mapping
in areas lit by indirect light.
initial environment The variables and settings for new drawings as defined
by the default drawing template, such as acadlt.dwg or acadltiso.dwg. See also
template drawing.
Glossary | 1399