BRL-CAD Tutorial Series: Volume III: Principles of Effective Modeling


Lee A. Butler
Eric W. Edwards
Dwayne L. Kregel


U.S. Army Research Laboratory
Aberdeen Proving Ground, MD 21005-5068


September 2003


Approved for public release; distribution is unlimited

The findings in this report are not to be construed as an official Department of the Army position unless so designated by other authorized documents.

Citation of manufacturer’s or trade names does not constitute an official endorsement or approval of the use thereof.

Destroy this report when it is no longer needed. Do not return it\ to the originator.

Note that the name BRL-CAD and the BRL-CAD eagle logo are trademarks of the U.S. Army.


The authors would like to acknowledge Mr. John Anderson, Mr. Sean Morrison, Mr. Keith Applin, Mr. Charles Kennedy, Ms. TraNese Christy, and Ms. Wendy Winner for reviewing this document at various stages in its development and for providing many helpful suggestions for improving its content and presentation.

In addition, the following individuals and organizations are thanked for contributing various tables and figures throughout the report. They include Ms. Wendy Winner, Mr. Michael Gillich, Dr. Paul Tanenbaum, the Aberdeen office of the Science Applications International Corporation (SAIC), and the SURVICE Engineering Company.

Finally, the authors would especially like to acknowledge Mr. Michael Muuss, the original architect of BRL-CAD, who passed away in the fall of 2000. Without his vision, intellect, and diligence, this work would not have been possible. The BRL-CAD Tutorial Series is dedicated to his memory.