Improved value handling
Fixed math functions
Improved control statements
git-svn-id: http://svn.clifford.at/openscad/trunk@39 b57f626f-c46c-0410-a088-ec61d464b74c
Cleanups and improvements: values and expressions
Avoid unnaccesary nodes in csg tree
git-svn-id: http://svn.clifford.at/openscad/trunk@11 b57f626f-c46c-0410-a088-ec61d464b74c
Improved backend data structures
Added dump feature to backend data
git-svn-id: http://svn.clifford.at/openscad/trunk@4 b57f626f-c46c-0410-a088-ec61d464b74c
Added fundamential backend data structures
(it is all still untested)
git-svn-id: http://svn.clifford.at/openscad/trunk@3 b57f626f-c46c-0410-a088-ec61d464b74c