From 34b19bb8d0ef2214e402f86ddb99c84557d9673c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=A9ctor=20Molinero=20Fern=C3=A1ndez?=
 <hector@molinero.dev>
Date: Mon, 17 Jun 2019 22:54:18 +0200
Subject: [PATCH] Workaround for AMDGPU X_GLXCreatePbuffer issue

---
 Dockerfile.m4 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Dockerfile.m4 b/Dockerfile.m4
index 294667e..fa379ff 100644
--- a/Dockerfile.m4
+++ b/Dockerfile.m4
@@ -351,6 +351,10 @@ ENV RDP_TLS_KEY_PATH=/etc/xrdp/key.pem
 ENV RDP_TLS_CERT_PATH=/etc/xrdp/cert.pem
 ENV PATH=/opt/VirtualGL/bin:"${PATH}"
 ENV VGL_DISPLAY=:0
+## Workaround for AMDGPU X_GLXCreatePbuffer issue:
+## https://github.com/VirtualGL/virtualgl/issues/85#issuecomment-480291529
+ENV VGL_FORCEALPHA=1
+## Use Adwaita theme in QT applications
 ENV QT_STYLE_OVERRIDE=Adwaita
 
 # Setup locale