More splitting up of draw_map_2d
More splitting up of draw_map_2d


git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@1376 3c1deb5b-d424-0410-962d-aba41a686d42

hsorby/zinc,OpenCMISS/zinc,hsorby/zinc,OpenCMISS/zinc,hsorby/zinc,OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc