From 0f5be542ae26d12f1081629b7aa26b688c53005c Mon Sep 17 00:00:00 2001
From: Mariano Reingart <reingart@gmail.com>
Date: Mon, 29 Sep 2014 04:11:48 +0000
Subject: [PATCH] Correct window transparency calculation in wxQT, thanks
 @seandpagnier

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77931 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/qt/window.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/qt/window.cpp b/src/qt/window.cpp
index 942613eeb7..a39a37540c 100644
--- a/src/qt/window.cpp
+++ b/src/qt/window.cpp
@@ -969,7 +969,7 @@ bool wxWindowQt::IsTransparentBackgroundSupported(wxString* WXUNUSED(reason)) co
 bool wxWindowQt::SetTransparent(wxByte alpha)
 {
     // For Qt, range is between 1 (opaque) and 0 (transparent)
-    GetHandle()->setWindowOpacity(1 - alpha/255.0);
+    GetHandle()->setWindowOpacity(alpha/255.0);
     return true;
 }