56 lines
1.3 KiB
C++
56 lines
1.3 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_MEMORYPOOL_HPP
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#define NAZARA_MEMORYPOOL_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <atomic>
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#include <memory>
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namespace Nz
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{
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class MemoryPool
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{
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public:
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MemoryPool(unsigned int blockSize, unsigned int size = 1024, bool canGrow = true);
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MemoryPool(const MemoryPool&) = delete;
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MemoryPool(MemoryPool&& pool) noexcept;
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~MemoryPool() = default;
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void* Allocate(unsigned int size);
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template<typename T> void Delete(T* ptr);
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void Free(void* ptr);
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inline unsigned int GetBlockSize() const;
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inline unsigned int GetFreeBlocks() const;
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inline unsigned int GetSize() const;
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template<typename T, typename... Args> T* New(Args&&... args);
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MemoryPool& operator=(const MemoryPool&) = delete;
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MemoryPool& operator=(MemoryPool&& pool) noexcept;
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private:
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MemoryPool(MemoryPool* pool);
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std::unique_ptr<void* []> m_freeList;
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std::unique_ptr<UInt8[]> m_pool;
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std::unique_ptr<MemoryPool> m_next;
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std::atomic_uint m_freeCount;
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MemoryPool* m_previous;
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bool m_canGrow;
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unsigned int m_blockSize;
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unsigned int m_size;
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};
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}
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#include <Nazara/Core/MemoryPool.inl>
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#endif // NAZARA_MEMORYPOOL_HPP
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