57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
/* SPDX-FileCopyrightText: 2021 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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#include "COM_NodeOperation.h"
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namespace blender::compositor {
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class MultiThreadedOperation : public NodeOperation {
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protected:
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/**
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* Number of execution passes.
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*/
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int num_passes_;
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/**
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* Current execution pass.
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*/
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int current_pass_;
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protected:
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MultiThreadedOperation();
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/**
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* Called before an update memory buffer pass is executed. Single-threaded calls.
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*/
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virtual void update_memory_buffer_started(MemoryBuffer * /*output*/,
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const rcti & /*area*/,
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Span<MemoryBuffer *> /*inputs*/)
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{
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}
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/**
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* Executes operation updating a memory buffer area. Multi-threaded calls.
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*/
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virtual void update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) = 0;
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/**
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* Called after an update memory buffer pass is executed. Single-threaded calls.
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*/
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virtual void update_memory_buffer_finished(MemoryBuffer * /*output*/,
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const rcti & /*area*/,
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Span<MemoryBuffer *> /*inputs*/)
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{
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}
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private:
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void update_memory_buffer(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) override;
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};
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} // namespace blender::compositor
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