Hello Peter I appreciate your reply. I am not sure we are talking about the same thing so I have uploaded a video to youtube showing the problem i am experiencing
If anyone is interested you can find it here http://youtu.be/n8N0NnB9u7g are you saying the pointer position can be corrected with a client app or can it only be fixed in X. Thanks Dan On Tue, Apr 21, 2015 at 2:41 AM, Peter Hutterer <peter.hutte...@who-t.net> wrote: > On Mon, Apr 20, 2015 at 05:21:44PM +0100, Daniel Harris wrote: > > I am assuming that it is a limitation that a stylus cannot map it > position > > to a physical screen and a larger virtual screen at the same time. I > > currently have panning in the virtual screen but calibration is way off > on > > the physical screen. I am assuming no mathematical wizardry with the > > current setting can rectify this. > > should be able to, it just requires more effort once you start panning > around. the mapping of the stylus to screen is done by a matrix that takes > the whole desktop size into account. outputs as such don't matter here, > e.g. > mapping to the right of two monitors is done by mapping to the 50% of the > width with a 50% offset. > > that means you can map to any part of the desktop, problem is it won't > follow you around as you pan. you'd need some client to track that and > update the coordinate transformation matrix as you go. > > Cheers, > Peter > > > > On Sat, Apr 18, 2015 at 4:19 PM, Daniel Harris < > mail.dhar...@googlemail.com> > > wrote: > > > > > Hello > > > > > > I have a surface pro 2 and would like to create a virtual screen of > > > 3840x2160 and pan around using the 1920x1080 stylus enabled > touchscreen on > > > the surface pro 2. I have Ubuntu installed and the screen setup but I > > > cannot get the stylus to function correctly with that setup. I have > tried > > > experimenting with the translation matrix but with no success. > > > > > > Is the above setup possible? > > > > > > I would welcome any advice as to how to achieve this setup > > > > > > Thanks in advance > > > > > > Dan > > > > > > _______________________________________________ > > xorg@lists.x.org: X.Org support > > Archives: http://lists.freedesktop.org/archives/xorg > > Info: http://lists.x.org/mailman/listinfo/xorg > > Your subscription address: %(user_address)s > >
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