From 1b7a95844958a6707e2b796a98e68a858abfe402 Mon Sep 17 00:00:00 2001
From: Stephanie Lanthier <37594050+slanthier1@users.noreply.github.com>
Date: Mon, 3 Jan 2022 20:42:57 -0500
Subject: [PATCH] OpenGL failure leads in a core dump

Addition to Dockerfile to avoid a core dump with  Failed to create OpenGL context for format QSurfaceFormat
The idea is based on https://stackoverflow.com/questions/69049171/how-to-fix-libgl-error-in-qt5-qml-gui-launched-from-docker-on-linux
---
 Dockerfile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 383ae7a..170f4c1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -65,6 +65,9 @@ RUN chown ${HOST_USERNAME}:${HOST_GID} /home/${HOST_USERNAME}/.config
 # Set the path for QT to find the keyboard context
 ENV QT_XKB_CONFIG_ROOT /usr/share/X11/xkb
 
+# Prevent OpenGL error
+ENV QT_QUICK_BACKEND=software
+
 # Enter!
 ENTRYPOINT pcoip-client