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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Tap timeout seems too low"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99447#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Tap timeout seems too low"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99447">bug 99447</a>
from <span class="vcard"><a class="email" href="mailto:ww@hak.pw" title="hakaa <ww@hak.pw>"> <span class="fn">hakaa</span></a>
</span></b>
<pre>After diagnosing the problem and preparing a bug report, I realised that
similar bugs were already submitted (99447, 99534).
However, I'll go ahead and paste/attach my finding, as it might help the
developer further, here is my was-to-be bug report:
[Description]
Simply, when I "tap-to-click" fast enough, everything works as expected,
however, when I tap slowly, it won't register as a click.
See below, it seems as if libinput thinks it is a "click-and-hold".
Note, the slow tap is really not that slow, say sub 200ms, also, the exact
behaviour works under version 1.5.4
Attached is a recordings using evemu to reproduce the behaviour.
[Command I ran]
sudo libinput-debug-events --enable-tap --verbose
[Simplified events]
[[When the tap is missed]]
tap state: TAP_STATE_IDLE → TAP_EVENT_TOUCH → TAP_STATE_TOUCH
tap state: TAP_STATE_TOUCH → TAP_EVENT_TIMEOUT → TAP_STATE_HOLD
tap state: TAP_STATE_HOLD → TAP_EVENT_RELEASE → TAP_STATE_IDLE
[[When the tap is registered]]
tap state: TAP_STATE_IDLE → TAP_EVENT_TOUCH → TAP_STATE_TOUCH
tap state: TAP_STATE_TOUCH → TAP_EVENT_RELEASE → TAP_STATE_TAPPED
event15 POINTER_BUTTON +66.16s BTN_LEFT (272) pressed, seat count: 1
tap state: TAP_STATE_TAPPED → TAP_EVENT_TIMEOUT → TAP_STATE_IDLE
event15 POINTER_BUTTON +66.39s BTN_LEFT (272) released, seat count: 0</pre>
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