Attachment 132268 Details for Bug 101433 – 0001-touchpad-increase-palm-edge-zones-to-8.patch

[patch] 0001-touchpad-increase-palm-edge-zones-to-8.patch

0001-touchpad-increase-palm-edge-zones-to-8.patch (text/plain), 1.25 KB, created by Peter Hutterer on 2017-06-26 23:05:29 UTC

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Creator: Peter Hutterer

Created: 2017-06-26 23:05:29 UTC

Size: 1.25 KB

patch

obsolete

>From cbbfb5ee2dd189ddc463eac2884332816af15da7 Mon Sep 17 00:00:00 2001
>From: Peter Hutterer <peter.hutterer@who-t.net>
>Date: Tue, 27 Jun 2017 08:59:51 +1000
>Subject: [PATCH libinput] touchpad: increase palm edge zones to 8%
>
>Most modern touchpads are around 100mm wide, so this provides a ca 8mm edge
>zone on each side. The extra 3mm should provide for more reliable palm
>detection, a few touches happen to be just on the edge of the 5mm mark.
>
>https://bugs.freedesktop.org/show_bug.cgi?id=101433
>
>Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
>---
> src/evdev-mt-touchpad.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
>diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
>index 2d39e18d..a3455583 100644
>--- a/src/evdev-mt-touchpad.c
>+++ b/src/evdev-mt-touchpad.c
>@@ -2278,12 +2278,12 @@ tp_init_palmdetect_edge(struct tp_dispatch *tp,
> 	if (width < 70.0)
> 		return;
> 
>-	/* palm edges are 5% of the width on each side */
>-	mm.x = width * 0.05;
>+	/* palm edges are 8% of the width on each side */
>+	mm.x = width * 0.08;
> 	edges = evdev_device_mm_to_units(device, &mm);
> 	tp->palm.left_edge = edges.x;
> 
>-	mm.x = width * 0.95;
>+	mm.x = width * 0.92;
> 	edges = evdev_device_mm_to_units(device, &mm);
> 	tp->palm.right_edge = edges.x;
> }
>-- 
>2.13.0
>

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