On 24.02.2015 16:46, poma wrote:
> On 24.02.2015 01:47, Peter Hutterer wrote:
>> On Mon, Feb 23, 2015 at 07:54:55PM +0100, poma wrote:
>>> On 23.02.2015 13:32, Hans de Goede wrote:
>>>> Hi All,
>>>>
>>>> As described here: https://fedoraproject.org/wiki/Changes/LibinputForXorg
>>>>
>>>> We've been working on making xorg-x11-drv-libinput the default input 
>>>> driver for the Xorg xserver under Fedora 22. All the necessary changes for 
>>>> this are in place for the GNOME and KDE desktops. So starting with the 
>>>> next Fedora 22 compose new Fedora 22 Workstation installations will be 
>>>> using xorg-x11-drv-libinput instead of the -evdev and -synaptics drivers.
>>>>
>>>> For existing installations the move to libinput will not happen 
>>>> automatically, as  we have not added a hard dependency on 
>>>> xorg-x11-drv-libinput so the XFCE, LXDE, etc. spins can keep using the old 
>>>> drivers until they have adopted their mouse/touchpad configuration 
>>>> settings tools to also work with xorg-x11-drv-libinput.
>>>
>>> ANNOUNCE: xfce4-settings 4.11.4 released
>>> https://mail.xfce.org/pipermail/xfce-announce/2015-February/000358.html
>>> - Add touchpad support with libinput
>>> - Add support for libinput Xorg driver (bug #11469)
>>>
>>> Soon as part of the
>>> __  __ __            _  _    _ ____  
>>> \ \/ // _| ___ ___  | || |  / |___ \ 
>>>  \  /| |_ / __/ _ \ | || |_ | | __) |
>>>  /  \|  _| (_|  __/ |__   _|| |/ __/ 
>>> /_/\_\_|  \___\___|    |_|(_)_|_____|
>>>                                      
>>>
>>>
>>>>
>>>> If you're running F-22 with GNOME or KDE, please do the following to 
>>>> switch to the new driver:
>>>>
>>>> "sudo dnf install xorg-x11-drv-libinput"
>>>>
>>>
>>> What is this strange command "sudo dnf"!?
>>>
>>> Maybe you are thinking of
>>> $ pkexec yum install xorg-x11-drv-libinput
>>>
>>>> And let us know if you experience any issues while using the new driver.
>>>>
>>>
>>> Sure, can you explain me how to adjust
>>> Option "VelocityScale"
>>> via 'xorg-x11-drv-libinput'?
>>
>> Option "AccelSpeed" "<value>", range is -1.0 to +1.0, default is 0. Property
>> name is "libinput Accel Speed".
>>
>> Cheers,
>>    Peter
>>
> 
> 
> Thanks, however it is not an equivalent.
> 
> man 4 libinput
> 
> Option "AccelSpeed" "float"
>        Sets the pointer acceleration speed within the range [-1, 1]
> 
> libinput Accel Speed
>        1 32-bit float value, defines the pointer speed. Value range -1, 1
> 
> Tested with:
> xfce4-settings-4.11.4-4.git20150224.fc21.x86_64
> xorg-x11-drv-libinput-0.7.0-2.fc21.x86_64
> xorg-x11-drv-libinput-devel-0.7.0-2.fc21.x86_64
> libinput-devel-0.11.0-2.fc21.x86_64
> libinput-0.11.0-2.fc21.x86_64
> 
> 
> /etc/X11/xorg.conf.d/00-libinput-mouse.conf
> # Match on all pointer types of devices
> 
> Section "InputClass"
>         Identifier      "libinput pointer catchall"
>         MatchIsPointer  "on"
>         MatchDevicePath "/dev/input/event*"
>         Option          "AccelSpeed" "+1.0"
>         Driver          "libinput"
> EndSection
> 
> 
> 'AccelSpeed'(input) unfortunately has nothing to do with VelocityScale(evdev)
> therefore another line in the configuration of the mouse - Driver "evdev",
> in order to avoid rather underdeveloped properties of the libinput.
> 
> /etc/X11/xorg.conf.d/00-evdev-mouse.conf
> # Match on all pointer types of devices
> 
> Section "InputClass"
>         Identifier      "Device Accel Velocity Scaling"
>         MatchIsPointer  "on"
>         MatchDevicePath "/dev/input/event*"
>         Option          "VelocityScale" "1000000"
>         Driver          "evdev"
> EndSection
> 
> 
> poma
> 
> 
> Ref.
> - VelocityScale
>   
> http://www.x.org/wiki/Development/Documentation/PointerAcceleration/#index4h4
> - Mouse acceleration
>   https://wiki.archlinux.org/index.php/Mouse_acceleration
> 
> 


'VelocityScale' equivalent
https://bugzilla.redhat.com/show_bug.cgi?id=1195886


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