From f343fa521b2c0840b0d32be336e723912271aa1b Mon Sep 17 00:00:00 2001
From: Christian Rauch <Christian.Rauch@ed.ac.uk>
Date: Mon, 6 Aug 2018 14:32:19 +0100
Subject: [PATCH] implement WaylandWindow::RemoveCurrent()

---
 src/display/device/display_wayland.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/display/device/display_wayland.cpp b/src/display/device/display_wayland.cpp
index fa3ad4703..3f8797d0e 100755
--- a/src/display/device/display_wayland.cpp
+++ b/src/display/device/display_wayland.cpp
@@ -392,6 +392,8 @@ struct WaylandWindow : public PangolinGl
 
     void MakeCurrent() override;
 
+    void RemoveCurrent() override;
+
     void SwapBuffers() override;
 
     void ProcessEvents() override;
@@ -836,6 +838,10 @@ void WaylandWindow::MakeCurrent() {
     context = this;
 }
 
+void WaylandWindow::RemoveCurrent() {
+    eglMakeCurrent(display->egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+}
+
 void WaylandWindow::ToggleFullscreen() {
     is_fullscreen = !is_fullscreen;         // state for Pangolin
     display->is_fullscreen = is_fullscreen; // state for Wayland