Renamed SDL_RenderPoint() and SDL_RenderLine() to SDL_RenderDrawPoint() and SDL_RenderDrawLine().
Added API for rectangle drawing (as opposed to filling)
Added placeholder API functions for circles and ellipses ... I'm not sure whether these will stay.
Optimized software line drawing quite a bit.
Added support for Wu's anti-aliased line drawing, currently disabled by default.
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extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404346
Use the Cohen-Sutherland algorithm for line clipping which uses integer math and preserves ordering of clipped points.
Removed getopt() support in testsdl.c, replaced with simple argv scanning.
--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404285