From 3718effc431f5622a23c55b254153efdfe4e72c4 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Fri, 4 Mar 2022 15:40:29 +0100
Subject: Add the Wayland platform to FLTK 1.4

---
 examples/OpenGL3test.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'examples/OpenGL3test.cxx')

diff --git a/examples/OpenGL3test.cxx b/examples/OpenGL3test.cxx
index 1b7983529..08c1711a5 100644
--- a/examples/OpenGL3test.cxx
+++ b/examples/OpenGL3test.cxx
@@ -1,7 +1,7 @@
 //
 // Tiny OpenGL v3 demo program for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2018 by Bill Spitzak and others.
+// Copyright 1998-2022 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -146,6 +146,11 @@ public:
       make_current();
 #ifndef __APPLE__
       GLenum err = glewInit(); // defines pters to functions of OpenGL V 1.2 and above
+#  ifdef FLTK_USE_WAYLAND
+      // glewInit returns GLEW_ERROR_NO_GLX_DISPLAY with Wayland
+      // see https://github.com/nigels-com/glew/issues/273
+      if (err == GLEW_ERROR_NO_GLX_DISPLAY) err = GLEW_OK;
+#  endif
       if (err) Fl::warning("glewInit() failed returning %u", err);
       else add_output("Using GLEW %s\n", glewGetString(GLEW_VERSION));
 #endif
-- 
cgit v1.2.3