Provided by: libinput-tools_1.10.4-1ubuntu0.18.04.3_amd64 

NAME
libinput-measure - measure properties of devices
SYNOPSIS
libinput measure [--help] <feature> [<args>]
DESCRIPTION
The libinput measure tool measures properties of one (or more) devices. Depending on what is to be
measured, this too may not create a libinput context.
This is a debugging tool only, its output may change at any time. Do not rely on the output.
This tool usually needs to be run as root to have access to the /dev/input/eventX nodes.
OPTIONS
--help Print help
FEATURES
Features that can be measured include
libinput-measure-touch-size(1)
Measure touch size and orientation
libinput-measure-touchpad-tap-time(1)
Measure tap-to-click time
libinput-measure-touchpad-pressure(1)
Measure touch pressure
libinput-measure-trackpoint-range(1)
Measure the delta range of a trackpoint.
LIBINPUT
Part of the libinput(1) suite
libinput 1.10.4 libinput-measure(1)