From 2407792d0d9ef1b07bd98646d382bfab9fe76ae6 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Tue, 13 Mar 2018 13:54:22 +0100
Subject: [PATCH] Use angle on Windows

Many OpenGL drivers are still very unstable and we see many issues.

Task-number: QTCREATORBUG-20067
Change-Id: Ifc1d5b2666f9cc69154032c3c4534cd96194110c
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
---
 src/app/main.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/app/main.cpp b/src/app/main.cpp
index cf33b466757..b96d39225c5 100644
--- a/src/app/main.cpp
+++ b/src/app/main.cpp
@@ -313,6 +313,11 @@ void loadFonts()
 
 int main(int argc, char **argv)
 {
+#ifdef Q_OS_WIN
+    if (!qEnvironmentVariableIsSet("QT_OPENGL"))
+        qputenv("QT_OPENGL", "angle");
+#endif
+
     if (qEnvironmentVariableIsSet("QTCREATOR_DISABLE_NATIVE_MENUBAR")
             || qgetenv("XDG_CURRENT_DESKTOP").startsWith("Unity")) {
         QApplication::setAttribute(Qt::AA_DontUseNativeMenuBar);