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touchpad: Don't process fake touches if they are not dirty

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Don't process fake touches, e.g. re-adding the same position to the motion
history when they are not dirty. This could trigger for example on a button
press.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Hans de Goede 2014-07-18 11:06:37 +02:00 • committed by Peter Hutterer
parent b64fb73ace
commit 9720c16ecc
1 changed files with 3 additions and 2 deletions
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5
src/evdev-mt-touchpad.c
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@ -408,10 +408,11 @@ tp_process_state(struct tp_dispatch *tp, uint64_t time)
t->y = first->y;
if (!t->dirty)
t->dirty = first->dirty;
} else if (!t->dirty) {
continue;
}
if (!t->dirty)
continue;
tp_palm_detect(tp, t, time);
tp_motion_hysteresis(tp, t);