X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=main.cpp;h=dcaf2a6936ce7fb84532457c515f36ddcc7ed2e2;hb=96cb6414f85e0ef4d660b7bd56267303e80fcd05;hp=37ac4a4ae226943cfb279ddc857f649770427fdd;hpb=290811d5f627c6f01e92a09b08cda44cb1cd65b3;p=nageru

diff --git a/main.cpp b/main.cpp
index 37ac4a4..dcaf2a6 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,13 +5,13 @@ extern "C" {
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/mman.h>
-#include <epoxy/gl.h>
-
+#include <epoxy/gl.h>  // IWYU pragma: keep
 #include <QApplication>
 #include <QCoreApplication>
 #include <QGL>
 #include <QSize>
 #include <QSurfaceFormat>
+#include <string>
 
 #include "context.h"
 #include "flags.h"
@@ -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));