From 002d683dd9a31eec9df6bb7ff82faa948298582a Mon Sep 17 00:00:00 2001
From: Michail Vourlakos <mvourlakos@gmail.com>
Date: Sat, 9 Mar 2019 00:11:39 +0200
Subject: [PATCH] fix calculations for left subtracked mask

---
 app/view/effects.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/view/effects.cpp b/app/view/effects.cpp
index 4d8ec46f2..9803df7ef 100644
--- a/app/view/effects.cpp
+++ b/app/view/effects.cpp
@@ -193,7 +193,7 @@ QRegion Effects::subtrackedMaskFromWindow(QRegion initialRegion, QQuickView *win
                 break;
 
             case Plasma::Types::LeftEdge:
-                windowMask.setTopLeft(QPoint(m_mask.right() - m_innerShadow, window->y() - m_view->y()));
+                windowMask.setTopLeft(QPoint(m_mask.right() + 1 - m_innerShadow, window->y() - m_view->y()));
                 windowMask.setSize(QSize(m_innerShadow, window->height()));
                 break;