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Committer:
Krzysztof Kosiński
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Date:
2016-02-15 08:42:27 UTC
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Revision ID:
git-v1:e7245a01127647cd20b0d851a0a622d9ded38d23
Revert to the previous meaning of Line::versor() and Ray::versor().
By definition, a "versor" is a normalized vector. Restore the previous
behavior of versor() for Line and Ray, and introduce a new method called
vector() which returns the unnormalized difference between initial
and final point.