From 9981f521d96b0369b72ff56bae96175db4148ded Mon Sep 17 00:00:00 2001
From: Laszlo Agocs <laszlo.agocs@qt.io>
Date: Tue, 9 Aug 2016 12:28:30 +0200
Subject: libinput: Fix high dpi scaling support

Bring it onto the level of evdevtouch.

Task-number: QTBUG-55182
Change-Id: Iaba58234fa6289870d60f0fcc351d4b97655f3e2
Reviewed-by: Andy Nichols <andy.nichols@qt.io>
---
 src/platformsupport/input/libinput/qlibinputtouch.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/platformsupport/input')

diff --git a/src/platformsupport/input/libinput/qlibinputtouch.cpp b/src/platformsupport/input/libinput/qlibinputtouch.cpp
index 0a0e9daccb..1e82ce5c91 100644
--- a/src/platformsupport/input/libinput/qlibinputtouch.cpp
+++ b/src/platformsupport/input/libinput/qlibinputtouch.cpp
@@ -41,6 +41,7 @@
 #include <libinput.h>
 #include <QtGui/QGuiApplication>
 #include <QtGui/QScreen>
+#include <QtGui/private/qhighdpiscaling_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -63,7 +64,8 @@ QLibInputTouch::DeviceState *QLibInputTouch::deviceState(libinput_event_touch *e
 
 static inline QPointF getPos(libinput_event_touch *e)
 {
-    const QSize screenSize = QGuiApplication::primaryScreen()->geometry().size();
+    QScreen *screen = QGuiApplication::primaryScreen();
+    const QSize screenSize = QHighDpi::toNativePixels(screen->geometry().size(), screen);
     const double x = libinput_event_touch_get_x_transformed(e, screenSize.width());
     const double y = libinput_event_touch_get_y_transformed(e, screenSize.height());
     return QPointF(x, y);
-- 
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