[gtk] glrenderer: Ensure current context for debug stuff

[Benjamin Otte <otte src gnome org>]

commit 777beb0d0a4afb1aa29042f2a1574d53f2687277
Author: Benjamin Otte <otte redhat com>
Date:   Wed May 8 18:18:11 2019 +0200

    glrenderer: Ensure current context for debug stuff

 gsk/gl/gskglrenderer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 2902e8a82a..5fa1f795b8 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -3145,6 +3145,7 @@ gsk_gl_renderer_render_texture (GskRenderer           *renderer,
 
   g_return_val_if_fail (self->gl_context != NULL, NULL);
 
+  gdk_gl_context_make_current (self->gl_context);
   gdk_gl_context_push_debug_group_printf (self->gl_context,
                                           "Render %s<%p> to texture", root->node_class->type_name, root);
 
@@ -3152,7 +3153,6 @@ gsk_gl_renderer_render_texture (GskRenderer           *renderer,
   height = ceilf (viewport->size.height);
 
   self->scale_factor = gdk_surface_get_scale_factor (gsk_renderer_get_surface (renderer));
-  gdk_gl_context_make_current (self->gl_context);
 
   /* Prepare our framebuffer */
   gsk_gl_driver_begin_frame (self->gl_driver);
@@ -3204,6 +3204,7 @@ gsk_gl_renderer_render (GskRenderer          *renderer,
   if (self->gl_context == NULL)
     return;
 
+  gdk_gl_context_make_current (self->gl_context);
   gdk_gl_context_push_debug_group_printf (self->gl_context,
                                           "Render root node %p", root);