From c09d63d1928a27879487ef78e0adc6fc02b41c30 Mon Sep 17 00:00:00 2001
From: Marco Martin <notmart@gmail.com>
Date: Wed, 7 May 2014 15:42:42 +0200
Subject: [PATCH] set QSG_RENDER_LOOP as basic if not explicitly set

---
 main.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/main.cpp b/main.cpp
index 2b57a20511..cabdbaab11 100644
--- a/main.cpp
+++ b/main.cpp
@@ -413,6 +413,11 @@ KWIN_EXPORT int kdemain(int argc, char * argv[])
     mallopt(M_TRIM_THRESHOLD, 5*pagesize);
 #endif // M_TRIM_THRESHOLD
 
+    const QByteArray loopName = qgetenv("QSG_RENDER_LOOP");
+    if (loopName.isEmpty()) {
+        setenv("QSG_RENDER_LOOP", "basic", 1);
+    }
+
     KLocalizedString::setApplicationDomain("kwin");
     QLoggingCategory::setFilterRules(QStringLiteral("aurorae.debug = true\n") +
                                      QStringLiteral("kwineffects.debug = true"));