K 10
svn:author
V 4
glip
K 8
svn:date
V 27
2003-10-01T10:30:56.000000Z
K 7
svn:log
V 156
Do gen-topology-safe wrapping in map_to_canvas_pos using
map_distance_vector.  See PR#4648 for discussion.

Patch by Jason, hotly disputed by Ross Wetmore.

END