From 038509e603a7c0b8628f8e88b7e9963297ac9122 Mon Sep 17 00:00:00 2001
From: Vlad Zahorodnii <vladzzag@gmail.com>
Date: Sat, 28 Sep 2019 16:45:13 +0300
Subject: [PATCH] [wayland] Provide correct input transformation matrix for
 client-side decorated clients

Summary: Pointer events must be in surface-local coordinates, not window geometry.

Reviewers: #kwin, davidedmundson

Reviewed By: #kwin, davidedmundson

Subscribers: kwin

Tags: #kwin

Maniphest Tasks: T10867

Differential Revision: https://phabricator.kde.org/D24456
---
 xdgshellclient.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/xdgshellclient.cpp b/xdgshellclient.cpp
index aa8bfcc6fa..a8def39ef1 100644
--- a/xdgshellclient.cpp
+++ b/xdgshellclient.cpp
@@ -1789,9 +1789,9 @@ void XdgShellClient::doResizeSync()
 
 QMatrix4x4 XdgShellClient::inputTransformation() const
 {
-    QMatrix4x4 m = Toplevel::inputTransformation();
-    m.translate(-borderLeft(), -borderTop());
-    return m;
+    QMatrix4x4 matrix;
+    matrix.translate(-m_bufferGeometry.x(), -m_bufferGeometry.y());
+    return matrix;
 }
 
 void XdgShellClient::installServerSideDecoration(KWayland::Server::ServerSideDecorationInterface *deco)