On Sun, Sep 16, 2018, 9:02 AM Carlo Pisani via cctalk <[email protected]> wrote:
> hi > so, in a description of DEC terminals, I read "VT240 and VT241 are > graphics terminals, supporting Digital’s ReGIS graphics and Tektronix > vector graphics" > > what does it mean? which kind of graphics? Can they draw lines? > > I am googling for "Digital’s ReGIS graphics" and "Tektronix vector > graphics", but I have only found dead links =( > The terminals were text based, until a certain escape sequence was sent. Then it would interpret everything as a tek command. Different escape sequences went into regis mode which were similar, but more powerful. These were done mostly to draw plots or other graphs at the time. I believe Regis added bitnaps to the vector graphics (which just means drawing line by only specifying their end points and other details). Warner Warner >
