[cluttermm_tutorial] Fixed opacity issue in custom_actor.

[Chris Kühl <chriskuehl src gnome org>]

commit 9f6c38a8a367e61f2ab50ecb2a5e97ced6cf8d01
Author: Chris Kühl <chrisk openismus com>
Date:   Tue Sep 21 12:14:35 2010 +0200

    Fixed opacity issue in custom_actor.
    
    * examples/custom_actor/triangle_actor.cc: Changed use of
      get_opacity() to color_.get_alpha() in pick_vfunc.

 ChangeLog                               |    6 ++++++
 examples/custom_actor/triangle_actor.cc |    2 +-
 2 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 4fe2fa2..9fb847d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-09-21  Chris Kühl  <chrisk openismus com>
+
+	Fixed opacity issue in custom_actor.
+
+	* examples/custom_actor/triangle_actor.cc: Changed use of
+	get_opacity() to color_.get_alpha() in pick_vfunc.
 2010-09-20  Chris Kühl  <chrisk openismus com>
 
 	Fixed issue where custom_actor example was not appearing.
diff --git a/examples/custom_actor/triangle_actor.cc b/examples/custom_actor/triangle_actor.cc
index 1f145a1..013fb04 100644
--- a/examples/custom_actor/triangle_actor.cc
+++ b/examples/custom_actor/triangle_actor.cc
@@ -78,7 +78,7 @@ void Triangle::on_paint()
     color_.get_red(),
     color_.get_green(),
     color_.get_blue(),
-    get_opacity());
+    color_.get_alpha());
 
   do_triangle_paint(&coglcolor);
 }