Graphic characters in Norton Utilities SYS-V

[Richard Foulk]

>>Maybe I missed something here, what in the world does a Norton Utilities
>>clone have to gain from direct video?
>
>When we're repainting large amounts of the screen, as when scrolling
>something, direct writes are a whole lot faster.  If you hold down an
>arrow key to make it scroll, terminfo/curses has trouble keeping up
>but direct writes have no problem.  There's also complete terminfo/curses
>support for people not using a console.

I certainly hope other developers don't follow suite.  This sort of
gratuitous, DOS-style, system dependency is what the "open-systems"
movement has been seeking to avoid.  What Unix seeks to avoid.

There is too little to gain and too much to lose.



-- 
Richard Foulk		richard at pegasus.com