Re: Virtual resolution for desktop
On 01/10/11 05:38, Harry Putnam wrote:
> Camaleón <firstname.lastname@example.org> writes:
>>> Is there some way to get a `Virtual' resolution using whatever
>>> techniques are now employed to generate our desktops?
>> Yes, I would try to set it with xrandr:
> some (alot) of that is pretty confusing to me.
Unless you're running a Thinkpad it's not relevant.
> It seems to say running `xrandr' by itself will show the current mode.
> Screen 0: minimum 320 x 200, current 1440 x 900, maximum 4096 x 4096
> VGA-1 disconnected (normal left inverted right x axis y axis)
> DVI-I-1 connected 1440x900+0+0 (normal left inverted right x axis y axis) 550mm x 340mm
> 1280x1024 75.0 60.0
> 1440x900 59.9*
> 1280x960 60.0
> 1152x864 75.0
> 1024x768 75.1 70.1 60.0
> 832x624 74.6
> 800x600 72.2 75.0 60.3 56.2
> 640x480 72.8 75.0 66.7 60.0
> 720x400 70.1
> TV-1 disconnected (normal left inverted right x axis y axis)
> so for me its 1440x900
> so trying this:
> sudo xrandr --output DVI-I-1 --mode 1440x900 --fb 2048x1536 \
> --panning 2048x1536
> And Yup, it worked. Only problem is that its barely any difference.
> The monitor is a 25in with resolution of 1900x1280 so I gues 2048x1536
> isn't enough bigger to be very noticable.
> The panning is about 1/8 inch or less.
> So I tried bigger:
> sudo xrandr --output DVI-I-1 --mode 1440x900 --fb 4096x2700 --panning 4096x2700
> Still no panning.
> The cited url goes on and on about piles of stuff, but does not seem
> to discuss what I'm trying to do.
> I thought maybe the panning number has to be bigger than the fb
> setting. But the few combos I tried failed:
> sudo xrandr --output DVI-I-1 --mode 1440x900 --fb 2880x1800 --panning 4096x2700
> X Error of failed request: BadMatch (invalid parameter attributes)
> Major opcode of failed request: 150 (RANDR)
> Minor opcode of failed request: 29 (RRSetPanning)
> Serial number of failed request: 30
> Current serial number in output stream: 30
> I'm not getting heads or tails from the web page... can you take an
> educated guess what might work to give me a fair bit of panning room?
I'll respond in full to your later post.