Glossary

ACI

AutoCAD Color Index (ACI)

ACIS

The 3D ACIS Modeler (ACIS) is a geometric modeling kernel developed by Spatial Corp. ® (formerly Spatial Technology), part of Dassault Systems.

bulge

The Bulge value is used to create arc shaped line segments in Polyline and LWPolyline entities.

CAD

Computer-Assisted Drafting or Computer-Aided Design

CTB

Color dependent plot style table (ColorDependentPlotStyles)

DWG

Proprietary file format of AutoCAD ®. Documentation for this format is available from the Open Design Alliance (ODA) at their Downloads section. This documentation is created by reverse engineering therefore not perfect nor complete.

DXF

Drawing eXchange Format is a file format used by AutoCAD ® to interchange data with other CAD applications. DXF is a trademark of Autodesk ®.

STB

Named plot style table (NamedPlotStyles)

true color

RGB color representation, a combination red, green and blue values to define a color.