X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Fmod_gradient%2Fradialgradient.cpp;h=f4fe9402fffb1c99b758a99fa164ab2352c6d71d;hb=6e6b8ce1d75be6a6b99d2cc955faeeea80d62c26;hp=a4451cd5f59617da71b27e9b75b6f049a7492549;hpb=28f28705612902c15cd0702cc891fba35bf2d2df;p=synfig.git

diff --git a/synfig-core/trunk/src/modules/mod_gradient/radialgradient.cpp b/synfig-core/trunk/src/modules/mod_gradient/radialgradient.cpp
index a4451cd..f4fe940 100644
--- a/synfig-core/trunk/src/modules/mod_gradient/radialgradient.cpp
+++ b/synfig-core/trunk/src/modules/mod_gradient/radialgradient.cpp
@@ -5,16 +5,17 @@
 **	$Id: radialgradient.cpp,v 1.1.1.1 2005/01/04 01:23:10 darco Exp $
 **
 **	\legal
-**	Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
 **
-**	This software and associated documentation
-**	are CONFIDENTIAL and PROPRIETARY property of
-**	the above-mentioned copyright holder.
+**	This package is free software; you can redistribute it and/or
+**	modify it under the terms of the GNU General Public License as
+**	published by the Free Software Foundation; either version 2 of
+**	the License, or (at your option) any later version.
 **
-**	You may not copy, print, publish, or in any
-**	other way distribute this software without
-**	a prior written agreement with
-**	the copyright holder.
+**	This package is distributed in the hope that it will be useful,
+**	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
 */
 /* ========================================================================= */
@@ -71,7 +72,7 @@ RadialGradient::RadialGradient():
 	zigzag(false)
 {
 }
-	
+
 bool
 RadialGradient::set_param(const String & param, const ValueBase &value)
 {
@@ -80,7 +81,7 @@ RadialGradient::set_param(const String & param, const ValueBase &value)
 	IMPORT(radius);
 	IMPORT(loop);
 	IMPORT(zigzag);
-	
+
 	return Layer_Composite::set_param(param,value);
 }
 
@@ -92,18 +93,18 @@ RadialGradient::get_param(const String &param)const
 	EXPORT(radius);
 	EXPORT(loop);
 	EXPORT(zigzag);
-	
+
 	EXPORT_NAME();
 	EXPORT_VERSION();
-		
-	return Layer_Composite::get_param(param);	
+
+	return Layer_Composite::get_param(param);
 }
 
 Layer::Vocab
 RadialGradient::get_param_vocab()const
 {
 	Layer::Vocab ret(Layer_Composite::get_param_vocab());
-	
+
 	ret.push_back(ParamDesc("gradient")
 		.set_local_name(_("Gradient"))
 	);
@@ -111,7 +112,7 @@ RadialGradient::get_param_vocab()const
 	ret.push_back(ParamDesc("center")
 		.set_local_name(_("Center"))
 	);
-	
+
 	ret.push_back(ParamDesc("radius")
 		.set_local_name(_("Radius"))
 		.set_description(_("This is the radius of the circle"))
@@ -126,7 +127,7 @@ RadialGradient::get_param_vocab()const
 	ret.push_back(ParamDesc("zigzag")
 		.set_local_name(_("Zig-Zag"))
 	);
-	
+
 	return ret;
 }
 
@@ -134,7 +135,7 @@ inline Color
 RadialGradient::color_func(const Point &point, float supersample)const
 {
 	Real dist((point-center).mag()/radius);
-	
+
 	if(zigzag)
 	{
 		dist*=2.0;
@@ -159,7 +160,7 @@ RadialGradient::color_func(const Point &point, float supersample)const
 			return pool.demult_alpha();
 		}
 	}
-	
+
 	return gradient(dist,supersample);
 }
 
@@ -193,7 +194,7 @@ RadialGradient::get_color(Context context, const Point &pos)const
 	else
 		return Color::blend(color,context.get_color(pos),get_amount(),get_blend_method());
 }
-	
+
 bool
 RadialGradient::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
 {
@@ -211,7 +212,7 @@ RadialGradient::accelerated_render(Context context,Surface *surface,int quality,
 			return true;
 	}
 
-		
+
 	int x,y;
 
 	Surface::pen pen(surface->begin());
@@ -220,7 +221,7 @@ RadialGradient::accelerated_render(Context context,Surface *surface,int quality,
 	Point tl(renddesc.get_tl());
 	const int w(surface->get_w());
 	const int h(surface->get_h());
-	
+
 	if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
 	{
 		for(y=0,pos[1]=tl[1];y<h;y++,pen.inc_y(),pen.dec_x(x),pos[1]+=ph)