[Simh] PDP-11 Spacewar?

[Lars Brinkhoff]

Paul Koning wrote:
>> CHM have one. Not sure exactly what display it used, but it's
>> obviously a vector display.
> I don't think so.  Look at function LINE, it's a typical "step through
> the dots that make up a vector" algorithm.  Not Bresenham I think but
> something along those lines.

Well, a rather weak "vector" display.  Reading the original listing,
there are hardware registers to control X and Y directly.