On Wed, Jan 07, 2015 at 02:22:41PM +0100, Simon Thum wrote: > Hi Peter, > > the third column is for offsets, you should only ever use these with > absolute coordinates/devices so that's fine. Scaling, shearing and rotation > should be possible with the first two columns, and those also make (some) > sense for relative devices. > > http://en.wikipedia.org/wiki/Transformation_matrix
thanks. I realised this shortly after I sent the first email when Hi-Angel posted the matrix. bit of a facepalm moment :) Cheers, Peter > > On 01/05/2015 10:30 PM, Peter Hutterer wrote: > >On Mon, Jan 05, 2015 at 08:43:41PM +0100, Simon Thum wrote: > >>You can use xinput properties, those can also be set via inputclass sections > >>if I'm not mistaken. > >> > >>man xinput should get you to it, if not install xinput. Two optionas can be > >>used to achive what you describe: > >> > >>Coordinate Transformation Matrix (140): 1.000000, 0.000000, 0.000000, > >>0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000 > > > >fwiw, for relative devices the only thing you can do here is rotation (we > >drop the third column), I don't think you can use the matrix to slow the > >mouse down. unless there's some matrix that I'm not aware of. > > > >Cheers, > > Peter > > > >>Device Accel Constant Deceleration (271): 1.000000 > >> > >>With the former you can do anything, the latter can only be used to slow > >>down using values > 1. > > > >>On 01/05/2015 04:47 PM, Hi-Angel wrote: > >>>I am one of those crazy peoples who don't want the pointer to be > >>>accelerated: so, if I moved the mouse m space, the pointer would be > >>>always moved n space — no matter how fast/slow I did it. > >>>I just want the pointer to move faster, i.e. increase its sensitivity. > >>>My search gave me that the only solution is to insert in «xorg.conf» > >>>in section «mouse InputDevice section» file a line like > >>> > >>>Option "Resolution" "400" > >>> > >>>But of course I don't quite believe: how many times a user would > >>>needed to restart XServer to find an apropriate pointer speed? Five? > >>>Ten? More? So, in the end I decided to ask here: is there some command > >>>to set a pointer resolution? > >>>_______________________________________________ > >>>[email protected]: X.Org support > >>>Archives: http://lists.freedesktop.org/archives/xorg > >>>Info: http://lists.x.org/mailman/listinfo/xorg > >>>Your subscription address: %(user_address)s > >>> > >>_______________________________________________ > >>[email protected]: X.Org support > >>Archives: http://lists.freedesktop.org/archives/xorg > >>Info: http://lists.x.org/mailman/listinfo/xorg > >>Your subscription address: %(user_address)s > >> > > _______________________________________________ [email protected]: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.x.org/mailman/listinfo/xorg Your subscription address: %(user_address)s
