The 3279 was not a graphical screen. To make graphics the graphics were made by creating fonts and then displaying the fonts and they presented the graphics. Not very efficient but it worked. Apls graphpak was great and way ahead of anything else. Apl and gddm really did wonders.
On Sun, 17 Jun 2018 08:03 Björn Helgason, <gos...@gmail.com> wrote: > 3279 had apl characters. > graphical and colour. > > On Sat, 16 Jun 2018 21:27 Don Guinn, <dongu...@gmail.com> wrote: > >> Other problems. Never heard of a print train with APL characters for high >> speed printers. Had to have a special type ball for Selectric typewriters. >> It wasn't until the late 1970's that teletype matrix terminals started >> supporting APL characters. Likewise for 3270 monitors. >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
