+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file halftone2.cpp
-** \brief Implementation of the "Halftone 2" layer
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** 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
-** 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 "halftone2.h"
-#include "halftone.h"
-
-#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>
-
-#endif
-
-/* === M A C R O S ========================================================= */
-
-using namespace synfig;
-using namespace std;
-using namespace etl;
-
-/* === G L O B A L S ======================================================= */
-
-SYNFIG_LAYER_INIT(Halftone2);
-SYNFIG_LAYER_SET_NAME(Halftone2,"halftone2");
-SYNFIG_LAYER_SET_LOCAL_NAME(Halftone2,N_("Halftone 2"));
-SYNFIG_LAYER_SET_CATEGORY(Halftone2,N_("Filters"));
-SYNFIG_LAYER_SET_VERSION(Halftone2,"0.0");
-SYNFIG_LAYER_SET_CVS_ID(Halftone2,"$Id$");
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-Halftone2::Halftone2():
- color_dark(Color::black()),
- color_light(Color::white())
-{
- halftone.origin=(synfig::Point(0,0));
- halftone.size=(synfig::Vector(0.25,0.25));
- halftone.angle=(Angle::zero());
- halftone.type=TYPE_SYMMETRIC;
-
- set_blend_method(Color::BLEND_STRAIGHT);
-}
-
-inline Color
-Halftone2::color_func(const Point &point, float supersample,const Color& color)const
-{
- const float amount(halftone(point,color.get_y(),supersample));
- Color halfcolor;
-
- if(amount<=0.0f)
- halfcolor=color_dark;
- else if(amount>=1.0f)
- halfcolor=color_light;
- else
- halfcolor=Color::blend(color_light,color_dark,amount,Color::BLEND_STRAIGHT);
-
- halfcolor.set_a(color.get_a());
-
- return halfcolor;
-}
-
-inline float
-Halftone2::calc_supersample(const synfig::Point &/*x*/, float pw,float /*ph*/)const
-{
- return abs(pw/(halftone.size).mag());
-}
-
-synfig::Layer::Handle
-Halftone2::hit_check(synfig::Context /*context*/, const synfig::Point &/*point*/)const
-{
- return const_cast<Halftone2*>(this);
-}
-
-bool
-Halftone2::set_param(const String & param, const ValueBase &value)
-{
- IMPORT(color_dark);
- IMPORT(color_light);
-
- IMPORT_AS(halftone.size,"size");
- IMPORT_AS(halftone.type,"type");
- IMPORT_AS(halftone.angle,"angle");
- IMPORT_AS(halftone.origin,"origin");
-
- IMPORT_AS(halftone.origin,"offset");
-
- return Layer_Composite::set_param(param,value);
-}
-
-ValueBase
-Halftone2::get_param(const String & param)const
-{
- EXPORT_AS(halftone.size,"size");
- EXPORT_AS(halftone.type,"type");
- EXPORT_AS(halftone.angle,"angle");
- EXPORT_AS(halftone.origin,"origin");
-
- EXPORT(color_dark);
- EXPORT(color_light);
-
- EXPORT_NAME();
- EXPORT_VERSION();
-
- return Layer_Composite::get_param(param);
-}
-
-Layer::Vocab
-Halftone2::get_param_vocab()const
-{
- Layer::Vocab ret(Layer_Composite::get_param_vocab());
-
- ret.push_back(ParamDesc("origin")
- .set_local_name(_("Mask Origin"))
- .set_is_distance()
- );
- ret.push_back(ParamDesc("angle")
- .set_local_name(_("Mask Angle"))
- .set_origin("origin")
- );
- ret.push_back(ParamDesc("size")
- .set_local_name(_("Mask Size"))
- .set_is_distance()
- .set_origin("origin")
- );
- ret.push_back(ParamDesc("color_light")
- .set_local_name(_("Light Color"))
- );
- ret.push_back(ParamDesc("color_dark")
- .set_local_name(_("Dark Color"))
- );
- ret.push_back(ParamDesc("type")
- .set_local_name(_("Type"))
- .set_hint("enum")
- .add_enum_value(TYPE_SYMMETRIC,"symmetric",_("Symmetric"))
- .add_enum_value(TYPE_LIGHTONDARK,"lightondark",_("Light On Dark"))
- //.add_enum_value(TYPE_DARKONLIGHT,"darkonlight",_("Dark on Light"))
- .add_enum_value(TYPE_DIAMOND,"diamond",_("Diamond"))
- .add_enum_value(TYPE_STRIPE,"stripe",_("Stripe"))
- );
-
- return ret;
-}
-
-Color
-Halftone2::get_color(Context context, const Point &point)const
-{
- const Color undercolor(context.get_color(point));
- const Color color(color_func(point,0,undercolor));
-
- if(get_amount()==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- return color;
- else
- return Color::blend(color,undercolor,get_amount(),get_blend_method());
-}
-
-bool
-Halftone2::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
-{
- SuperCallback supercb(cb,0,9500,10000);
-
- if(!context.accelerated_render(surface,quality,renddesc,&supercb))
- return false;
- if(get_amount()==0)
- return true;
-
- const Real pw(renddesc.get_pw()),ph(renddesc.get_ph());
- const Point tl(renddesc.get_tl());
- const int w(surface->get_w());
- const int h(surface->get_h());
- const float supersample_size(abs(pw/(halftone.size).mag()));
-
- Surface::pen pen(surface->begin());
- Point pos;
- int x,y;
-
- if(is_solid_color())
- {
- 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,
- supersample_size,
- pen.get_value()
- )
- );
- }
- 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,
- supersample_size,
- pen.get_value()
- ),
- pen.get_value(),
- get_amount(),
- get_blend_method()
- )
- );
- }
-
- // Mark our progress as finished
- if(cb && !cb->amount_complete(10000,10000))
- return false;
-
- return true;
-}
projects / synfig.git / blobdiff