[TUHS] Re: Origins of the frame buffer device

[Jonathan Gray <jsg@jsg.id.au>]

A 256x256 frame buffer at the University of Toronto is mentioned in

Ronald M. Baecker
Interactive graphics as a vehicle for the enhancement of human creativity
Proceedings of the 5th Canadian Man-Computer Communications Conference:
Calgary, Alberta, Canada, 26 - 27 May 1977
https://graphicsinterface.org/wp-content/uploads/cmccc1977-10.pdf
https://graphicsinterface.org/proceedings/cmccc1977/cmccc1977-10/

USA/Canada Visit, August 1977 by Bob Hopgood
http://www.chilton-computing.org.uk/acd/literature/reports/p002.htm

some discussion on early frame buffers in

Ronald Baecker
Digital video display systems and dynamic graphics
ACM SIGGRAPH August 1979
https://dl.acm.org/doi/pdf/10.1145/965103.807424
https://dl.acm.org/doi/10.1145/965103.807424

On Mon, Mar 06, 2023 at 07:43:48AM +1100, Rob Pike wrote:
> There was a Three Rivers Graphic Wonder (a vector display) on the
> University of Toronto PDP-11/45 in 1975, maybe 1974. There wasn't a frame
> buffer until Dave Tennenhouse built one around 1978 - not sure of that
> date, maybe a little later
> .
> 256x256, 8 bits per pixel, or 65kilobytes, the full data address space of
> the PDP-11.
> 
> -rob
> 
> 
> On Mon, Mar 6, 2023 at 5:52 AM Noel Chiappa <jnc@mercury.lcs.mit.edu> wrote:
> 
> >     > From: Kenneth Goodwin
> >
> >     > The first frame buffers from Evans and Sutherland were at University
> > of
> >     > Utah, DOD SITES and NYIT CGL as I recall.
> >     > Circa 1974 to 1978.
> >
> > Were those on PDP-11's, or PDP-10's? (Really early E+S gear attached to
> > PDP-10's; '74-'78 sounds like an interim period.)
> >
> >           Noel
> >
> >