X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fsynfig%2Flayer_duplicate.cpp;h=09c9e77bea17a074043a4167e7171b59a102210f;hb=756c0d29ac1742f231e6615f9a577e574e35a4af;hp=657723701475eb8fd36593a49f69b0876a80c41b;hpb=c47c55f3496571ee27d1ad0f9eae1974a50d82eb;p=synfig.git

diff --git a/synfig-core/trunk/src/synfig/layer_duplicate.cpp b/synfig-core/trunk/src/synfig/layer_duplicate.cpp
index 6577237..09c9e77 100644
--- a/synfig-core/trunk/src/synfig/layer_duplicate.cpp
+++ b/synfig-core/trunk/src/synfig/layer_duplicate.cpp
@@ -6,7 +6,7 @@
 **
 **	\legal
 **	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**	Copyright (c) 2007 Chris Moore
+**	Copyright (c) 2007, 2008 Chris Moore
 **
 **	This package is free software; you can redistribute it and/or
 **	modify it under the terms of the GNU General Public License as
@@ -173,6 +173,7 @@ Layer_Duplicate::accelerated_render(Context context,Surface *surface,int quality
 	Color::BlendMethod blend_method(get_blend_method());
 	int steps = duplicate_param->count_steps(time_cur);
 
+	Mutex::Lock lock(mutex);
 	duplicate_param->reset_index(time_cur);
 	do
 	{
@@ -183,14 +184,12 @@ Layer_Duplicate::accelerated_render(Context context,Surface *surface,int quality
 		if(!context.accelerated_render(&tmp,quality,renddesc,&subimagecb)) return false;
 
 		Surface::alpha_pen apen(surface->begin());
-		apen.set_alpha(1.0);
+		apen.set_alpha(get_amount());
 		// \todo have a checkbox allowing use of 'behind' to reverse the order?
 		apen.set_blend_method(i ? blend_method : Color::BLEND_COMPOSITE);
 		tmp.blit_to(apen);
 		i++;
 	} while (duplicate_param->step(time_cur));
 
-	duplicate_param->reset_index(time_cur);
-
 	return true;
 }