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/*
* This program 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 program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright 2021, Blender Foundation.
*/
#pragma once
#include "COM_ExecutionModel.h"
#ifdef WITH_CXX_GUARDEDALLOC
# include "MEM_guardedalloc.h"
#endif
namespace blender::compositor {
/* Forward declarations. */
class ExecutionGroup;
/**
* Fully renders operations in order from inputs to outputs.
*/
class FullFrameExecutionModel : public ExecutionModel {
private:
/**
* Contains operations active buffers data. Buffers will be disposed once reader operations are
* finished.
*/
SharedOperationBuffers &active_buffers_;
/**
* Number of operations finished.
*/
int num_operations_finished_;
/**
* Order of priorities for output operations execution.
*/
Vector<eCompositorPriority> priorities_;
ThreadMutex work_mutex_;
ThreadCondition work_finished_cond_;
public:
FullFrameExecutionModel(CompositorContext &context,
SharedOperationBuffers &shared_buffers,
Span<NodeOperation *> operations);
~FullFrameExecutionModel();
void execute(ExecutionSystem &exec_system) override;
void execute_work(const rcti &work_rect,
std::function<void(const rcti &split_rect)> work_func) override;
private:
void determine_areas_to_render_and_reads();
void render_operations();
void render_output_dependencies(NodeOperation *output_op);
Vector<MemoryBuffer *> get_input_buffers(NodeOperation *op);
MemoryBuffer *create_operation_buffer(NodeOperation *op);
void render_operation(NodeOperation *op);
void operation_finished(NodeOperation *operation);
void get_output_render_area(NodeOperation *output_op, rcti &r_area);
void determine_areas_to_render(NodeOperation *output_op, const rcti &output_area);
void determine_reads(NodeOperation *output_op);
void update_progress_bar();
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("COM:FullFrameExecutionModel")
#endif
};
} // namespace blender::compositor
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