Better handling of behind-the-camera objects.
Better handling of behind-the-camera objects.

Every point that is behind the camera is moved to the clipping plane by
orthographic projection. It is obviously incorrect, but this is a very rare
case, and proper clipping of Bezier curves is not that easy.


git-svn-id: 947b4ff483bb4cc5004120385d99e48ac0944466@26065 b3059339-0415-0410-9bf9-f77b7e298cf2

Akemi/libass,Akemi/libass,stps/libass,torque/libass,mwgoldsmith/libass,pigoz/libass-ct,pigoz/libass-ct,Akemi/libass,tgoyne/libass,rhlee/libass,Distrotech/libass,grigorig/libass,xbmc/libass,blinkseb/libass,sanyaade-g2g-repos/libass,pigoz/libass-ct,grigorig/libass,rhlee/libass,tgoyne/libass,ShiftMediaProject/libass,ShiftMediaProject/libass,sanyaade-g2g-repos/libass,richardpl/libass,asimonov-im/libass,richardpl/libass,tgoyne/libass,Distrotech/libass,vault/libass,xbmc/libass,libass/libass,rhlee/libass,libass/libass,stps/libass,torque/libass,MrSmile/libass,blinkseb/libass,astiob/libass,astiob/libass,torque/libass,richardpl/libass,stps/libass,Distrotech/libass,vault/libass,mwgoldsmith/libass,sanyaade-g2g-repos/libass,asimonov-im/libass,mwgoldsmith/libass,blinkseb/libass,MrSmile/libass