Displaying a program on 2 screens at the same time

[Michael]

the PLUG brain-trust at work  (in all its glory).

On Sat, Feb 16, 2019 at 6:57 PM Jason Spatafore <jason_online at spatafore.net>
wrote:

> Brian,
>
> For your dual monitor situation, are you using a single head (1 video
> card) or dual head (2 video cards)?
>
> Keep in mind I'm talking cards, not ports on the cards. (Video cards can
> have multiple ports. Mine has 2 x HDMI and 1 x DVI)
>
> Attached is a screenshot using Impress on a single head configuration
> with dual monitors. Notice one monitor is the actual presentation (right
> side) and the other monitor is the presenter's screen (left side).
>
> I accomplished this by pressing the F5 key (which is the key to start
> the presentation).
>
> Now, the reason for the question. When you run a dual head
> configuration, it gets really tricky to extend desktops between the
> heads. This gets especially wonky with nVidia cards, and it
> architecturally makes sense on why there's a limitation (memory space).
> The only way I've worked around it was to run two desktops, one on each
> head. And I was only able to accomplish that successfully using XFCE.
> Gnome and KDE didn't play well with multiple head configurations for me.
>
> I hope this helps. I run Ubuntu 18.04 and the screenshot attached was a
> default install allowing Ubuntu to set the dual monitor configuration. I
> can likely exchange some config files with you if you wanted to explore
> how it self configured. I can say with this setup, I can run steam games
> on one monitor while watching Netflix on the other (which is the typical
> style of use for multiple monitors). And as you can see, Impress will
> allow me to have a presenter screen and slide show screen.
>
>
> On 2/16/19 12:38 PM, Brian Cluff wrote:
> > For those of you that saw my Hugin presentation at last Thursday's
> > meeting you would have noticed that I had some difficulty switching
> > back and forth between the presentation and doing a demo of the software.
> >
> > The reason for this is that I was running Libreoffice Impress in dual
> > monitor mode so that I can see my notes and the next slide. I could
> > solve the problem by just mirroring the display, but that causes
> > problems by eliminating my notes and other resources. There is also
> > the possibility of using a tablet to control the presentation, but
> > that might not be reliable at SCaLE when I do the presentation again.
> >
> > So what I need is a way to display a program on both monitors at the
> > same time without having to mirror the display.
> >
> > I think I might have a workable solution by abusing the kmag program
> > and setting it's magnification to 1:1, but I wonder if there is a
> > better or more purpose built solution to accomplish the same thing.
> > If there is, great, I'd love to hear about it, if there isn't then
> > this message can serve as a possible solution for others to increase
> > the quality of their presentations.
> >
> > Brian Cluff
> >
> >
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-- 
:-)~MIKE~(-:
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