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Fix mouse slowdown (#1208992)

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This commit is contained in:
Peter Hutterer 2015-04-08 16:04:06 +10:00
parent f8ec5f9c7b
commit 3164021ea1
2 changed files with 37 additions and 1 deletions
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32
0001-evdev-fix-inverted-mouse-normalization.patch Normal file
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@ -0,0 +1,32 @@
From 64b5e52868db96be9b899ba98b02d061a838304e Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Wed, 8 Apr 2015 15:52:58 +1000
Subject: [PATCH libinput] evdev: fix inverted mouse normalization
Regression introduced in 9f8edc5fd880e0a9c482b36e6b4120ccc056ee0b where it
changed from delta / (dpi/default) to delta * dpi/default, causing the inverse
effect of what the dpi setting is supposed to achieve.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
src/evdev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/evdev.c b/src/evdev.c
index 00450bf..243cd22 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -230,8 +230,8 @@ normalize_delta(struct evdev_device *device,
const struct device_coords *delta,
struct normalized_coords *normalized)
{
- normalized->x = delta->x * (double)device->dpi / DEFAULT_MOUSE_DPI;
- normalized->y = delta->y * (double)device->dpi / DEFAULT_MOUSE_DPI;
+ normalized->x = delta->x * DEFAULT_MOUSE_DPI / (double)device->dpi;
+ normalized->y = delta->y * DEFAULT_MOUSE_DPI / (double)device->dpi;
}
static void
--
2.3.4

6
libinput.spec
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@ -5,7 +5,7 @@
Name: libinput
Version: 0.13.0
Release: 2%{?gitdate:.%{gitdate}git%{gitversion}}%{?dist}
Release: 3%{?gitdate:.%{gitdate}git%{gitversion}}%{?dist}
Summary: Input device library
License: MIT
@ -20,6 +20,7 @@ Source0: http://www.freedesktop.org/software/libinput/libinput-%{version}
Patch01: 0001-evdev-fix-crash-for-missing-ABS_X-Y.patch
Patch02: 0002-evdev-fix-handling-of-fake-MT-devices-without-ABS_X-.patch
Patch03: 0001-evdev-fix-inverted-mouse-normalization.patch
BuildRequires: git
BuildRequires: autoconf automake libtool pkgconfig
@ -87,6 +88,9 @@ find $RPM_BUILD_ROOT -name '*.la' -delete
%changelog
* Wed Apr 08 2015 Peter Hutterer <peter.hutterer@redhat.com> 0.13.0-3
- Fix mouse slowdown (#1208992)
* Wed Apr 08 2015 Peter Hutterer <peter.hutterer@redhat.com> 0.13.0-2
- Fix crasher triggered by fake MT devices without ABS_X/Y (#1207574)