From ca8559549c2b77b5adb958557c3a6c9d6ebc5d47 Mon Sep 17 00:00:00 2001
From: Vicki Pfau <vi@endrift.com>
Date: Thu, 4 Jul 2019 14:13:27 -0700
Subject: [PATCH] Qt: Fix GL display not updating while paused

---
 src/platform/qt/DisplayGL.cpp | 3 ---
 src/platform/qt/DisplayGL.h   | 2 +-
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/platform/qt/DisplayGL.cpp b/src/platform/qt/DisplayGL.cpp
index 94069c96d..06ff72f11 100644
--- a/src/platform/qt/DisplayGL.cpp
+++ b/src/platform/qt/DisplayGL.cpp
@@ -64,7 +64,6 @@ DisplayGL::DisplayGL(const QSurfaceFormat& format, QWidget* parent)
 	}
 
 	m_painter = new PainterGL(windowHandle(), m_gl, forceVersion);
-	setUpdatesEnabled(false); // Prevent paint events, which can cause race conditions
 }
 
 DisplayGL::~DisplayGL() {
@@ -475,8 +474,6 @@ void PainterGL::swap() {
 	}
 	if (!m_queue.isEmpty()) {
 		QMetaObject::invokeMethod(this, "draw", Qt::QueuedConnection);
-	} else {
-		m_swapTimer.start();
 	}
 }
 
diff --git a/src/platform/qt/DisplayGL.h b/src/platform/qt/DisplayGL.h
index 40cc05b77..88f18a58a 100644
--- a/src/platform/qt/DisplayGL.h
+++ b/src/platform/qt/DisplayGL.h
@@ -60,7 +60,7 @@ public slots:
 	void resizeContext() override;
 
 protected:
-	virtual void paintEvent(QPaintEvent*) override {}
+	virtual void paintEvent(QPaintEvent*) override { forceDraw(); }
 	virtual void resizeEvent(QResizeEvent*) override;
 
 private: