A more up-to-date version of this file is in synfig-core/src/modules/mod_gradient...
authordooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Tue, 4 Sep 2007 11:40:01 +0000 (11:40 +0000)
committerdooglus <dooglus@1f10aa63-cdf2-0310-b900-c93c546f37ac>
Tue, 4 Sep 2007 11:40:01 +0000 (11:40 +0000)
git-svn-id: http://svn.voria.com/code@583 1f10aa63-cdf2-0310-b900-c93c546f37ac

synfig-core/trunk/src/modules/lyr_std/radialgradient.cpp [deleted file]

diff --git a/synfig-core/trunk/src/modules/lyr_std/radialgradient.cpp b/synfig-core/trunk/src/modules/lyr_std/radialgradient.cpp
deleted file mode 100644 (file)
index 373ac26..0000000
+++ /dev/null
@@ -1,256 +0,0 @@
-/* === S Y N F I G ========================================================= */
-/*!    \file lyr_std/radialgradient.cpp
-**     \brief Template Header
-**
-**     $Id$
-**
-**     \legal
-**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-**     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.
-**
-**     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
-*/
-/* ========================================================================= */
-
-/* === H E A D E R S ======================================================= */
-
-#ifdef USING_PCH
-#      include "pch.h"
-#else
-#ifdef HAVE_CONFIG_H
-#      include <config.h>
-#endif
-
-#include <synfig/string.h>
-#include <synfig/time.h>
-#include <synfig/context.h>
-#include <synfig/paramdesc.h>
-#include <synfig/renddesc.h>
-#include <synfig/surface.h>
-#include <synfig/value.h>
-#include <synfig/valuenode.h>
-
-#include "radialgradient.h"
-
-#endif
-
-/* === U S I N G =========================================================== */
-
-using namespace etl;
-using namespace std;
-using namespace synfig;
-
-/* === G L O B A L S ======================================================= */
-
-SYNFIG_LAYER_INIT(RadialGradient);
-SYNFIG_LAYER_SET_NAME(RadialGradient,"radial_gradient");
-SYNFIG_LAYER_SET_LOCAL_NAME(RadialGradient,_("Radial Gradient"));
-SYNFIG_LAYER_SET_CATEGORY(RadialGradient,_("Gradients"));
-SYNFIG_LAYER_SET_VERSION(RadialGradient,"0.1");
-SYNFIG_LAYER_SET_CVS_ID(RadialGradient,"$Id$");
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-/* === E N T R Y P O I N T ================================================= */
-
-RadialGradient::RadialGradient():
-       Layer_Composite(1.0,Color::BLEND_STRAIGHT),
-       gradient(Color::black(),Color::white()),
-       center(0,0),
-       radius(0.5),
-       loop(false),
-       zigzag(false)
-{
-}
-
-bool
-RadialGradient::set_param(const String & param, const ValueBase &value)
-{
-       IMPORT(gradient);
-       IMPORT(center);
-       IMPORT(radius);
-       IMPORT(loop);
-       IMPORT(zigzag);
-
-       return Layer_Composite::set_param(param,value);
-}
-
-ValueBase
-RadialGradient::get_param(const String &param)const
-{
-       EXPORT(gradient);
-       EXPORT(center);
-       EXPORT(radius);
-       EXPORT(loop);
-       EXPORT(zigzag);
-
-       EXPORT_NAME();
-       EXPORT_VERSION();
-
-       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"))
-       );
-
-       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"))
-               .set_origin("center")
-       );
-
-       ret.push_back(ParamDesc("loop")
-               .set_local_name(_("Loop"))
-       );
-
-       ret.push_back(ParamDesc("zigzag")
-               .set_local_name(_("Zig-Zag"))
-       );
-
-       return ret;
-}
-
-inline Color
-RadialGradient::color_func(const Point &point, float supersample)const
-{
-       Real dist((point-center).mag()/radius);
-
-       if(zigzag)
-       {
-               dist*=2.0;
-               supersample*=2.0;
-               if(dist>1)dist=2.0-dist;
-       }
-
-       if(loop)
-       {
-               dist-=floor(dist);
-
-               if(dist+supersample*0.5>1.0)
-               {
-                       Color pool(gradient(dist,supersample*0.5)*(1.0-(dist-supersample*0.5)));
-                       pool+=gradient((dist+supersample*0.5)-1.0,supersample*0.5)*((dist+supersample*0.5)-1.0);
-                       if(pool.get_a() && pool.is_valid())
-                       {
-                               pool.set_r(pool.get_r()/pool.get_a());
-                               pool.set_g(pool.get_g()/pool.get_a());
-                               pool.set_b(pool.get_b()/pool.get_a());
-                               pool.set_a(pool.get_a()/supersample);
-                       }
-                       return pool;
-               }
-               if(dist-supersample*0.5<0.0)
-               {
-                       Color pool(gradient(dist,supersample*0.5)*(dist+supersample*0.5));
-                       pool+=gradient(1.0-(dist-supersample*0.5),supersample*0.5)*(-(dist-supersample*0.5));
-                       if(pool.get_a() && pool.is_valid())
-                       {
-                               pool.set_r(pool.get_r()/pool.get_a());
-                               pool.set_g(pool.get_g()/pool.get_a());
-                               pool.set_b(pool.get_b()/pool.get_a());
-                               pool.set_a(pool.get_a()/supersample);
-                               return pool;
-                       }
-               }
-       }
-
-       return gradient(dist,supersample);
-}
-
-
-float
-RadialGradient::calc_supersample(const synfig::Point &x, float pw,float ph)const
-{
-//     return sqrt(pw*pw+ph*ph)/radius;
-       return 1.2*pw/radius;
-}
-
-synfig::Layer::Handle
-RadialGradient::hit_check(synfig::Context context, const synfig::Point &point)const
-{
-       if(get_blend_method()==Color::BLEND_STRAIGHT && get_amount()>=0.5)
-               return const_cast<RadialGradient*>(this);
-       if(get_amount()==0.0)
-               return context.hit_check(point);
-       if((get_blend_method()==Color::BLEND_STRAIGHT || get_blend_method()==Color::BLEND_COMPOSITE) && color_func(point).get_a()>0.5)
-               return const_cast<RadialGradient*>(this);
-       return context.hit_check(point);
-}
-
-Color
-RadialGradient::get_color(Context context, const Point &pos)const
-{
-       const Color color(color_func(pos));
-
-       if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
-               return color;
-       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
-{
-       SuperCallback supercb(cb,0,9500,10000);
-
-       if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
-       {
-               surface->set_wh(renddesc.get_w(),renddesc.get_h());
-       }
-       else
-       {
-               if(!context.accelerated_render(surface,quality,renddesc,&supercb))
-                       return false;
-               if(get_amount()==0)
-                       return true;
-       }
-
-
-       int x,y;
-
-       Surface::pen pen(surface->begin());
-       const Real pw(renddesc.get_pw()),ph(renddesc.get_ph());
-       Point pos;
-       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)
-                       for(x=0,pos[0]=tl[0];x<w;x++,pen.inc_x(),pos[0]+=pw)
-                               pen.put_value(color_func(pos,calc_supersample(pos,pw,ph)));
-       }
-       else
-       {
-               for(y=0,pos[1]=tl[1];y<h;y++,pen.inc_y(),pen.dec_x(x),pos[1]+=ph)
-                       for(x=0,pos[0]=tl[0];x<w;x++,pen.inc_x(),pos[0]+=pw)
-                               pen.put_value(Color::blend(color_func(pos,calc_supersample(pos,pw,ph)),pen.get_value(),get_amount(),get_blend_method()));
-       }
-
-       // Mark our progress as finished
-       if(cb && !cb->amount_complete(10000,10000))
-               return false;
-
-       return true;
-}