[gtk+] vulkan: Add fallback message for node-as-texture

[Benjamin Otte <otte src gnome org>]

commit 01d16524da15cf430844d5a6dd7241304e9142f1
Author: Benjamin Otte <otte redhat com>
Date:   Tue Jan 17 06:38:36 2017 +0100

    vulkan: Add fallback message for node-as-texture
    
    This is mainly to motivate me to implement it.

 gsk/gskvulkanrenderpass.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gsk/gskvulkanrenderpass.c b/gsk/gskvulkanrenderpass.c
index 619a117..4d2d502 100644
--- a/gsk/gskvulkanrenderpass.c
+++ b/gsk/gskvulkanrenderpass.c
@@ -369,6 +369,10 @@ gsk_vulkan_render_pass_get_node_as_texture (GskVulkanRenderPass   *self,
         }
     }
 
+  GSK_NOTE (FALLBACK, g_print ("Node as texture not implemented. Using %gx%g fallback surface\n",
+                               ceil (bounds->size.width),
+                               ceil (bounds->size.height)));
+
   /* XXX: We could intersect bounds with clip bounds here */
   surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
                                         ceil (bounds->size.width),