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-rw-r--r--examples/OpenGL3test.cxx7
1 files changed, 6 insertions, 1 deletions
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