+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file layer_composite.cpp
-** \brief Template File
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 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 "layer_composite.h"
-#include "context.h"
-#include "time.h"
-#include "color.h"
-#include "surface.h"
-#include "renddesc.h"
-#include "target.h"
-
-#include "layer_bitmap.h"
-
-#include "general.h"
-#include "render.h"
-#include "paramdesc.h"
-
-#endif
-
-/* === U S I N G =========================================================== */
-
-using namespace std;
-using namespace etl;
-using namespace synfig;
-
-/* === M A C R O S ========================================================= */
-
-/* === G L O B A L S ======================================================= */
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-bool
-Layer_Composite::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc_, ProgressCallback *cb) const
-{
- RendDesc renddesc(renddesc_);
-
- if(!amount_)
- return context.accelerated_render(surface,quality,renddesc,cb);
-
- CanvasBase image;
-
- SuperCallback stageone(cb,0,50000,100000);
- SuperCallback stagetwo(cb,50000,100000,100000);
-
- Layer_Bitmap::Handle surfacelayer(new class Layer_Bitmap());
-
- Context iter;
-
- for(iter=context;*iter;iter++)
- image.push_back(*iter);
-
- image.push_front(surfacelayer.get());
-
- // We want to go ahead and schedule any other
- // layers...
-// while(dynamic_cast<Layer_Composite*>(context->get()))
-// while(context->get() &&
-// &context->get()->AcceleratedRender==
-// &Layer_Composite::AcceleratedRender)
-// image.push_back(*(context++));
-
- image.push_back(0); // Alpha black
-
- // Render the backdrop
- if(!context.accelerated_render(&surfacelayer->surface,quality,renddesc,&stageone))
- return false;
-
- if(quality<=4)surfacelayer->c=3;else
- if(quality<=5)surfacelayer->c=2;
- else if(quality<=6)surfacelayer->c=1;
- else surfacelayer->c=0;
- surfacelayer->tl=renddesc.get_tl();
- surfacelayer->br=renddesc.get_br();
- surfacelayer->set_blend_method(Color::BLEND_STRAIGHT);
-
- image.push_front(const_cast<synfig::Layer_Composite*>(this));
-
- // Set up a surface target
- Target::Handle target(surface_target(surface));
-
- if(!target)
- {
- if(cb)cb->error(_("Unable to create surface target"));
- return false;
- }
-
- RendDesc desc(renddesc);
-
- target->set_rend_desc(&desc);
-
- // Render the scene
- return render(Context(image.begin()),target,desc,&stagetwo);
- //return render_threaded(Context(image.begin()),target,desc,&stagetwo,2);
-}
-
-Rect
-Layer_Composite::get_full_bounding_rect(Context context)const
-{
- if(is_disabled() || Color::is_onto(get_blend_method()))
- return context.get_full_bounding_rect();
-
- return context.get_full_bounding_rect()|get_bounding_rect();
-}
-
-Layer::Vocab
-Layer_Composite::get_param_vocab()const
-{
- Layer::Vocab ret(Layer::get_param_vocab());
-
- ret.push_back(ParamDesc(amount_,"amount")
- .set_local_name(_("Amount"))
- );
- ret.push_back(ParamDesc(blend_method_,"blend_method")
- .set_local_name(_("Blend Method"))
- );
-
- return ret;
-}
-
-bool
-Layer_Composite::set_param(const String & param, const ValueBase &value)
-{
- if(param=="amount" && value.same_type_as(amount_))
- amount_=value.get(amount_);
- else
- if(param=="blend_method" && value.same_type_as(int()))
- {
- blend_method_ = static_cast<Color::BlendMethod>(value.get(int()));
-
- if (blend_method_ < 0 || blend_method_ >= Color::BLEND_END)
- {
- warning("illegal value (%d) for blend_method - using Composite instead", blend_method_);
- blend_method_ = Color::BLEND_COMPOSITE;
- return false;
- }
-
- if (blend_method_ == Color::BLEND_STRAIGHT && !reads_context())
- {
- Canvas::Handle canvas(get_canvas());
- if (canvas)
- {
- String version(canvas->get_version());
-
- if (version == "0.1" || version == "0.2")
- {
- if (get_name() == "PasteCanvas")
- warning("loaded a version %s canvas with a 'Straight' blended PasteCanvas (%s) - check it renders OK",
- version.c_str(), get_non_empty_description().c_str());
- else
- {
- blend_method_ = Color::BLEND_COMPOSITE;
- converted_blend_ = true;
-
- // if this layer has a transparent color, go back and set the color again
- // now that we know we are converting the blend method as well. that will
- // make the color non-transparent, and change the blend method to alpha over
- if (transparent_color_)
- set_param("color", get_param("color"));
- }
- }
- }
- }
- }
- else
- return Layer::set_param(param,value);
- return true;
-}
-
-ValueBase
-Layer_Composite::get_param(const String & param)const
-{
- if(param=="amount")
- return get_amount();
- if(param=="blend_method")
- return static_cast<int>(get_blend_method());
- return Layer::get_param(param);
-}
projects / synfig.git / blobdiff