X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Flyr_std%2Fwarp.cpp;h=24624aec14eee285214b99bee7f6a721f5906eaa;hb=37600b4b217caa5e316984ec0b035c5e8f9698af;hp=2b567eb36d2dd4117fcfca9acbf822b34ef58b33;hpb=5ddcf36f04cfbd10fabda4e3c5633cb27cdd4c0a;p=synfig.git

diff --git a/synfig-core/trunk/src/modules/lyr_std/warp.cpp b/synfig-core/trunk/src/modules/lyr_std/warp.cpp
index 2b567eb..24624ae 100644
--- a/synfig-core/trunk/src/modules/lyr_std/warp.cpp
+++ b/synfig-core/trunk/src/modules/lyr_std/warp.cpp
@@ -1,9 +1,12 @@
-/*! ========================================================================
-** Synfig
-** Template File
-** $Id: warp.cpp,v 1.2 2005/01/24 05:00:18 darco Exp $
+/* === S Y N F I G ========================================================= */
+/*!	\file warp.cpp
+**	\brief Template File
 **
+**	$Id$
+**
+**	\legal
 **	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**	Copyright (c) 2007 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
@@ -14,6 +17,7 @@
 **	but WITHOUT ANY WARRANTY; without even the implied warranty of
 **	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 **	General Public License for more details.
+**	\endlegal
 **
 ** === N O T E S ===========================================================
 **
@@ -51,7 +55,7 @@ SYNFIG_LAYER_SET_NAME(Warp,"warp");
 SYNFIG_LAYER_SET_LOCAL_NAME(Warp,_("Warp"));
 SYNFIG_LAYER_SET_CATEGORY(Warp,_("Distortions"));
 SYNFIG_LAYER_SET_VERSION(Warp,"0.1");
-SYNFIG_LAYER_SET_CVS_ID(Warp,"$Id: warp.cpp,v 1.2 2005/01/24 05:00:18 darco Exp $");
+SYNFIG_LAYER_SET_CVS_ID(Warp,"$Id$");
 
 /* === P R O C E D U R E S ================================================= */
 
@@ -64,8 +68,8 @@ Warp::Warp():
 	src_br	(2,-2),
 	dest_tl	(-1.8,2.1),
 	dest_tr	(1.8,2.1),
-	dest_br	(2.2,-2),
 	dest_bl	(-2.2,-2),
+	dest_br	(2.2,-2),
 	clip	(true)
 {
 	sync();
@@ -513,7 +517,11 @@ Warp::accelerated_render(Context context,Surface *surface,int quality, const Ren
 		// Real trans_z[4];
 		Real z,minz(10000000000000.0f),maxz(0);
 
-
+		//! \todo checking the 4 corners for 0<=z<horizon*2 and using
+		//! only 4 corners which satisfy this condition isn't the
+		//! right thing to do.  It's possible that none of the 4
+		//! corners fall within that range, and yet content of the
+		//! tile does.
 		p=transform_forward(min);
 		z=transform_backward_z(p);
 		if(z>0 && z<horizon*2)
@@ -688,9 +696,7 @@ Warp::accelerated_render(Context context,Surface *surface,int quality, const Ren
 				v=(tmp[1]-tl[1])*src_ph;
 
 				if(u<0 || v<0 || u>=source.get_w() || v>=source.get_h() || isnan(u) || isnan(v))
-				{
 					(*surface)[y][x]=context.get_color(tmp);
-				}
 				else
 					(*surface)[y][x]=source.cubic_sample(u,v);
 			}
@@ -724,12 +730,7 @@ Warp::accelerated_render(Context context,Surface *surface,int quality, const Ren
 				v=(tmp[1]-tl[1])*src_ph;
 
 				if(u<0 || v<0 || u>=source.get_w() || v>=source.get_h() || isnan(u) || isnan(v))
-				{
-					if(clip)
-						(*surface)[y][x]=Color::alpha();
-					else
-						(*surface)[y][x]=context.get_color(tmp);
-				}
+					(*surface)[y][x]=context.get_color(tmp);
 				else
 					(*surface)[y][x]=source.linear_sample(u,v);
 			}
@@ -762,15 +763,10 @@ Warp::accelerated_render(Context context,Surface *surface,int quality, const Ren
 				v=(tmp[1]-tl[1])*src_ph;
 
 				if(u<0 || v<0 || u>=source.get_w() || v>=source.get_h() || isnan(u) || isnan(v))
-				{
-					if(clip)
-						(*surface)[y][x]=Color::alpha();
-					else
-						(*surface)[y][x]=context.get_color(tmp);
-				}
+					(*surface)[y][x]=context.get_color(tmp);
 				else
-				//pen.set_value(source[v][u]);
-				(*surface)[y][x]=source[floor_to_int(v)][floor_to_int(u)];
+					//pen.set_value(source[v][u]);
+					(*surface)[y][x]=source[floor_to_int(v)][floor_to_int(u)];
 			}
 			if(y&31==0 && cb)
 			{