From 84930f1d781e1432a3319ecea095d8da602498f8 Mon Sep 17 00:00:00 2001
From: "Jasper St. Pierre" <jstpierre@mecheye.net>
Date: Mon, 14 Jan 2013 21:47:46 -0500
Subject: [PATCH] window-actor: Remove conditional checks for the shape region

With recent changes in the way the window mask texture is constructed,
the shape_region is always set, which means that we can remove
conditionals checking if the shape region is set.

https://bugzilla.gnome.org/show_bug.cgi?id=679901
---
 src/compositor/meta-window-actor.c | 46 ++++++++----------------------
 1 file changed, 12 insertions(+), 34 deletions(-)

diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index 137a47bc1..681321a70 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -68,7 +68,7 @@ struct _MetaWindowActorPrivate
 
   gchar *           desc;
 
-  /* If the window is shaped, a region that matches the shape */
+  /* A region that matches the shape of the window, including frame bounds */
   cairo_region_t   *shape_region;
   /* A rectangular region with the visible extents of the window */
   cairo_region_t   *bounding_region;
@@ -560,16 +560,7 @@ meta_window_actor_get_shape_bounds (MetaWindowActor       *self,
 {
   MetaWindowActorPrivate *priv = self->priv;
 
-  /* We need to be defensive here because there are corner cases
-   * where getting the shape fails on a window being destroyed
-   * and similar.
-   */
-  if (priv->shape_region)
-    cairo_region_get_extents (priv->shape_region, bounds);
-  else if (priv->bounding_region)
-    cairo_region_get_extents (priv->bounding_region, bounds);
-  else
-    bounds->x = bounds->y = bounds->width = bounds->height = 0;
+  cairo_region_get_extents (priv->shape_region, bounds);
 }
 
 static void
@@ -1613,12 +1604,7 @@ meta_window_actor_get_obscured_region (MetaWindowActor *self)
   MetaWindowActorPrivate *priv = self->priv;
 
   if (!priv->argb32 && priv->opacity == 0xff && priv->back_pixmap)
-    {
-      if (priv->shape_region)
-        return priv->shape_region;
-      else
-        return priv->bounding_region;
-    }
+    return priv->shape_region;
   else
     return NULL;
 }
@@ -1867,25 +1853,17 @@ check_needs_shadow (MetaWindowActor *self)
   if (*shadow_location == NULL && should_have_shadow)
     {
       if (priv->shadow_shape == NULL)
-        {
-          if (priv->shape_region)
-            priv->shadow_shape = meta_window_shape_new (priv->shape_region);
-          else if (priv->bounding_region)
-            priv->shadow_shape = meta_window_shape_new (priv->bounding_region);
-        }
+        priv->shadow_shape = meta_window_shape_new (priv->shape_region);
 
-      if (priv->shadow_shape != NULL)
-        {
-          MetaShadowFactory *factory = meta_shadow_factory_get_default ();
-          const char *shadow_class = meta_window_actor_get_shadow_class (self);
-          cairo_rectangle_int_t shape_bounds;
+      MetaShadowFactory *factory = meta_shadow_factory_get_default ();
+      const char *shadow_class = meta_window_actor_get_shadow_class (self);
+      cairo_rectangle_int_t shape_bounds;
 
-          meta_window_actor_get_shape_bounds (self, &shape_bounds);
-          *shadow_location = meta_shadow_factory_get_shadow (factory,
-                                                             priv->shadow_shape,
-                                                             shape_bounds.width, shape_bounds.height,
-                                                             shadow_class, appears_focused);
-        }
+      meta_window_actor_get_shape_bounds (self, &shape_bounds);
+      *shadow_location = meta_shadow_factory_get_shadow (factory,
+                                                         priv->shadow_shape,
+                                                         shape_bounds.width, shape_bounds.height,
+                                                         shadow_class, appears_focused);
     }
 
   if (old_shadow != NULL)