X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=main.cpp;h=dcaf2a6936ce7fb84532457c515f36ddcc7ed2e2;hb=96cb6414f85e0ef4d660b7bd56267303e80fcd05;hp=e2d2cec4ee42c46f12527c9f29be3972302cb0ea;hpb=cf7b9ee186d4ef8e5da0531b75854c97b821be44;p=nageru

diff --git a/main.cpp b/main.cpp
index e2d2cec..dcaf2a6 100644
--- a/main.cpp
+++ b/main.cpp
@@ -28,6 +28,7 @@ int main(int argc, char *argv[])
 		// We normally use EGL for zerocopy, but if we use VA against DRM
 		// instead of against X11, we turn it off, and then don't need EGL.
 		setenv("QT_XCB_GL_INTEGRATION", "xcb_egl", 0);
+		using_egl = true;
 	}
 	setlinebuf(stdout);
 	av_register_all();
@@ -51,6 +52,10 @@ int main(int argc, char *argv[])
 	QGLFormat::setDefaultFormat(QGLFormat::fromSurfaceFormat(fmt));
 
 	global_share_widget = new QGLWidget();
+	if (!global_share_widget->isValid()) {
+		fprintf(stderr, "Failed to initialize OpenGL. Nageru needs at least OpenGL 3.1 to function properly.\n");
+		exit(1);
+	}
 
 	MainWindow mainWindow;
 	mainWindow.resize(QSize(1500, 850));