See also MIT's work on this: http://projects.csail.mit.edu/emergentDesign/genr8/ http://projects.csail.mit.edu/emergentDesign/genr8/ This uses grammatical evol

See also MIT's work on this: http://projects.csail.mit.edu/emergentDesign/genr8/ http://projects.csail.mit.edu/emergentDesign/genr8/ This uses grammatical evolution, which is basically evolutionary computation guided by a grammar. The Maya plugin GENR8 was originally implemented is available for download on their website under an unclear license (assume it's restrictive).