= BRL cad =
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 * http://brlcad.org
 * Install from rpm causes conflicts with already-installed libraries
 * ~/Downloads/brlcad/source/brlcad-7.26.2/bench
 * Compiled (from source) version 7.6.2 from source
 * sudo make install
 * 
 * make benchmark: 9932 times faster than a VAX 11/780 running 4.3 BSD
 * what is a .pix file  /usr/brlcad/dev-7.26.2/bin/pix-png
 
 * no good way to make arrays, loops, animations, etc.  Back to Povray.