[gtk+/wip/baedert/gl: 140/146] snapshot: Don't create clip nodes with 0 width or height

[Timm Bäder <baedert src gnome org>]

commit a61eecc22ecf593d579394c2aa15578167c5dd77
Author: Timm Bäder <mail baedert org>
Date:   Thu Dec 28 10:52:57 2017 +0100

    snapshot: Don't create clip nodes with 0 width or height

 gtk/gtksnapshot.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtksnapshot.c b/gtk/gtksnapshot.c
index e16e0d3..45bb205 100644
--- a/gtk/gtksnapshot.c
+++ b/gtk/gtksnapshot.c
@@ -589,6 +589,10 @@ gtk_snapshot_collect_clip (GtkSnapshot      *snapshot,
   if (graphene_rect_contains_rect (&state->data.clip.bounds, &node->bounds))
     return node;
 
+  if (state->data.clip.bounds.size.width == 0 ||
+      state->data.clip.bounds.size.height == 0)
+    return NULL;
+
   clip_node = gsk_clip_node_new (node, &state->data.clip.bounds);
   if (name)
     gsk_render_node_set_name (clip_node, name);