From 06c426883f54fde0da92a01cd3761177bb7765be Mon Sep 17 00:00:00 2001
From: Alexander Orzechowski <alex@ozal.ski>
Date: Mon, 3 Apr 2023 14:33:15 +0300
Subject: [PATCH] OpenGL: Check for threading support

We need this.
---
 src/citra_qt/bootmanager.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/citra_qt/bootmanager.cpp b/src/citra_qt/bootmanager.cpp
index 182a49ad1..cfd912843 100644
--- a/src/citra_qt/bootmanager.cpp
+++ b/src/citra_qt/bootmanager.cpp
@@ -667,6 +667,12 @@ void GRenderWindow::OnMinimalClientAreaChangeRequest(std::pair<u32, u32> minimal
 
 bool GRenderWindow::InitializeOpenGL() {
 #ifdef HAS_OPENGL
+    if (!QOpenGLContext::supportsThreadedOpenGL()) {
+        QMessageBox::warning(this, tr("OpenGL not available!"),
+                             tr("OpenGL shared contexts are not supported."));
+        return false;
+    }
+
     // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
     // WA_DontShowOnScreen, WA_DeleteOnClose
     auto child = new OpenGLRenderWidget(this, is_secondary);