Jacques Lucke
27910ccce6
* `readability-redundant-member-init` * `readability-inconsistent-declaration-parameter-name` * Remove constructor that can be defaulted.
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright 2021, Blender Foundation.
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*/
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#pragma once
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#include "BLI_map.hh"
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#include "BLI_span.hh"
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#include "BLI_vector.hh"
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#include "COM_MemoryBuffer.h"
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#ifdef WITH_CXX_GUARDEDALLOC
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# include "MEM_guardedalloc.h"
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#endif
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#include <memory>
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namespace blender::compositor {
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/**
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* Stores and shares operations rendered buffers including render data. Buffers are
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* disposed once all dependent operations have finished reading them.
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*/
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class SharedOperationBuffers {
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private:
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typedef struct BufferData {
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public:
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BufferData();
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std::unique_ptr<MemoryBuffer> buffer;
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blender::Vector<rcti> render_areas;
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int registered_reads;
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int received_reads;
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} BufferData;
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blender::Map<NodeOperation *, BufferData> buffers_;
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public:
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bool is_area_registered(NodeOperation *op, const rcti &area_to_render);
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void register_area(NodeOperation *op, const rcti &area_to_render);
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bool has_registered_reads(NodeOperation *op);
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void register_read(NodeOperation *read_op);
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blender::Span<rcti> get_areas_to_render(NodeOperation *op);
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bool is_operation_rendered(NodeOperation *op);
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void set_rendered_buffer(NodeOperation *op, std::unique_ptr<MemoryBuffer> buffer);
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MemoryBuffer *get_rendered_buffer(NodeOperation *op);
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void read_finished(NodeOperation *read_op);
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private:
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BufferData &get_buffer_data(NodeOperation *op);
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#ifdef WITH_CXX_GUARDEDALLOC
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MEM_CXX_CLASS_ALLOC_FUNCS("COM:SharedOperationBuffers")
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#endif
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};
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} // namespace blender::compositor
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