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* Add get_degrees and set_degrees to ray_def; reenable chaos bolt munging.Robert Vollmert2009-11-031-0/+14
* Make geom::parallel visible outside geom2d.Robert Vollmert2009-11-031-1/+1
* Remove unused function from geom2d.cc.Robert Vollmert2009-11-011-8/+0
* Simplify geom2d ray advance code.Robert Vollmert2009-11-011-40/+24
* Add a bunch of ASSERTs to ray.cc.Robert Vollmert2009-11-011-0/+8
* Some geom2d changes.Robert Vollmert2009-11-011-9/+25
* Make nextcell and movehalfcell methods of geom::ray.Robert Vollmert2009-11-011-19/+22
* Change corner handling.Robert Vollmert2009-11-011-2/+21
* Simplify geom2d.cc to stop at corners.Robert Vollmert2009-11-011-19/+6
* Add simple 2d geometry library.Robert Vollmert2009-11-011-0/+149