Incorporate patch from Debian to force X11 when using wxGLCanvas

force-x11-for-wxgl.patch

@@ -0,0 +1,27 @@
+Description: Force X11 if wx GL library is loaded
+Author: Olly Betts <olly@survex.com>
+Bug: https://trac.wxwidgets.org/ticket/17702
+Bug-Debian: https://bugs.debian.org/900678
+Forwarded: no
+Last-Update: 2019-08-13
+
+--- a/src/gtk/glcanvas.cpp
++++ b/src/gtk/glcanvas.cpp
+@@ -19,6 +19,17 @@
+ #include <gdk/gdkx.h>
+ #include "wx/gtk/private/gtk2-compat.h"
+ 
++#if GTK_CHECK_VERSION(3,10,0)
++// wxGTK's wxGLCanvas requires X11 currently, so tell GDK that so under
++// Wayland the app is still run using X11.  We put this here so it's
++// only run when the wx GL library is loaded (in a monolithic build this
++// will always be active if wx's GL support is enabled).
++struct ForceX11 {
++    ForceX11() { gdk_set_allowed_backends("x11"); }
++};
++static ForceX11 forcex11;
++#endif
++
+ #if WXWIN_COMPATIBILITY_2_8
+ 
+ //-----------------------------------------------------------------------------

wxGTK3.spec

@@ -18,7 +18,7 @@
 
 Name:           %{wxgtkname}
 Version:        3.0.4
-Release:        11%{?snapshottag}%{?dist}
+Release:        12%{?snapshottag}%{?dist}
 Summary:        GTK port of the wxWidgets GUI library
 License:        wxWidgets
 URL:            https://www.wxwidgets.org/
@@ -39,6 +39,7 @@ Patch0:         %{name}-3.0.3-abicheck.patch
 Patch1:         fix-filename-test.patch
 Patch2:         fix-vararg-test.patch
 Patch3:         fix-glcanvas-crash-wayland.patch
+Patch4:         force-x11-for-wxgl.patch
 
 BuildRequires:  gcc-c++
 BuildRequires:  gtk2-devel
@@ -441,6 +442,9 @@ fi
 %doc html
 
 %changelog
+* Tue Oct 22 2019 Scott Talbert <swt@techie.net> - 3.0.4-12
+- Incorporate patch from Debian to force X11 when using wxGLCanvas
+
 * Thu Sep 19 2019 Scott Talbert <swt@techie.net> - 3.0.4-11
 - Force timezone to UTC when running tests (#1753405)