The general manual is available at the AC3D Website. This document has two parts:
Some basic guidance to produce a simple model
A worked example to illustrate a useful case.
The program can be installed anywhere on your computer; under Windows we install it in \phoenics\d_ac3d. Within the installation directorythere is a sub-directory called 'Plugins'; extensions to AC3D can be placed in here, and the CHAM plugins (called chamdat.p, healong.p and gtsbool.p) should be in the plugins directory (normal installation of PHOENICS will ensure this is so). The CHAM plugins enable:
The LINUX version should be installed in a suitable place.
Thus any existing vr-geom file can be read into AC3D, tweaked or modified and written out for use in your personal cases. This includes files created by Shapemaker, also available from CHAM.
AC3D also allows users to read DXF, 3D Studio, LightWave, VRML and other 3D Object file formats, or to generate simple shapes such as boxes, spheres, ellipses.