From 74f4e6e046b890838519e689a48d3dcc252929f7 Mon Sep 17 00:00:00 2001
From: Emmanuele Bassi <ebassi@gnome.org>
Date: Sat, 23 Apr 2016 10:13:39 +0100
Subject: [PATCH] wayland: Bind the appropriate OpenGL API

If we want to use OpenGL ES with EGL then we need to bind the API before
creating the EGL context.
---
 gdk/wayland/gdkglcontext-wayland.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gdk/wayland/gdkglcontext-wayland.c b/gdk/wayland/gdkglcontext-wayland.c
index 8ae39420d3..b43b9b67c2 100644
--- a/gdk/wayland/gdkglcontext-wayland.c
+++ b/gdk/wayland/gdkglcontext-wayland.c
@@ -134,6 +134,8 @@ gdk_wayland_gl_context_realize (GdkGLContext *context,
 
   if (!use_es)
     {
+      eglBindAPI (EGL_OPENGL_API);
+
       /* We want a core profile, unless in legacy mode */
       context_attribs[i++] = EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
       context_attribs[i++] = legacy_bit
@@ -148,6 +150,8 @@ gdk_wayland_gl_context_realize (GdkGLContext *context,
     }
   else
     {
+      eglBindAPI (EGL_OPENGL_ES_API);
+
       context_attribs[i++] = EGL_CONTEXT_CLIENT_VERSION;
       if (major == 3)
         context_attribs[i++] = 3;
@@ -184,6 +188,8 @@ gdk_wayland_gl_context_realize (GdkGLContext *context,
       context_attribs[3] = 3;
       context_attribs[5] = 0;
 
+      eglBindAPI (EGL_OPENGL_API);
+
       legacy_bit = TRUE;
       use_es = FALSE;