From d00288198f14d9179c7983148812f2956299a54e Mon Sep 17 00:00:00 2001
From: Adrian Jeakins <jeakinsadrian@gmail.com>
Date: Wed, 1 May 2019 21:32:48 +0100
Subject: Bring back check that GL contexts get the format requested.

---
 gui/application.cc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/gui/application.cc b/gui/application.cc
index 3cf8081d..9229f1cd 100644
--- a/gui/application.cc
+++ b/gui/application.cc
@@ -20,6 +20,8 @@
  */
 
 #include "application.h"
+#include "log.h"
+#include <QOpenGLContext>
 #include <QMessageBox>
 #include <QSurfaceFormat>
 #include <QTextStream>
@@ -47,6 +49,17 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
     fmt.setMajorVersion(3);
     fmt.setMinorVersion(2);
     QSurfaceFormat::setDefaultFormat(fmt);
+
+    QOpenGLContext glContext;
+    fmt = glContext.format();
+    if (fmt.majorVersion() < 3) {
+        printf("Could not get OpenGL 3.0 context. Aborting.\n");
+        log_abort();
+    }
+    if (fmt.minorVersion() < 2) {
+        printf("Could not get OpenGL 3.2 context - trying anyway...\n ");
+    }
+
 #ifdef _WIN32
     SetConsoleCtrlHandler((PHANDLER_ROUTINE)WinHandler, TRUE);
 #endif
-- 
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