[gtk+] Add blend mode to debug spew

[Emmanuele Bassi <ebassi src gnome org>]

commit 9a2de8049727dda995fc36124c05ed2200c08957
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Aug 13 04:07:38 2016 -0400

    Add blend mode to debug spew

 gsk/gskglrenderer.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gsk/gskglrenderer.c b/gsk/gskglrenderer.c
index dcdd0cf..7384d04 100644
--- a/gsk/gskglrenderer.c
+++ b/gsk/gskglrenderer.c
@@ -444,12 +444,13 @@ render_item (GskGLRenderer *self,
 
   /* Draw the quad */
   GSK_NOTE2 (OPENGL, TRANSFORMS,
-             g_print ("%*sDrawing item <%s>[%p] (w:%g, h:%g) with opacity: %g\n",
+             g_print ("%*sDrawing item <%s>[%p] (w:%g, h:%g) with opacity: %g blend mode: %d\n",
                       2 * node_depth (item->node), "",
                       item->name,
                       item,
                       item->size.width, item->size.height,
-                      item->opaque ? 1 : item->opacity));
+                      item->opaque ? 1 : item->opacity,
+                      item->blend_mode));
 
   glDrawArrays (GL_TRIANGLES, 0, N_VERTICES);