47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
// memorypool.h
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//
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// A simple, sequential allocator with zero overhead for allocating
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// and freeing objects.
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//
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// Copyright (C) 2008, the Celestia Development Team
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// Initial version by Chris Laurel <claurel@gmail.com>
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//
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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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#ifndef _CELUTIL_MEMORYPOOL_H_
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#define _CELUTIL_MEMORYPOOL_H_
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#include <list>
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class MemoryPool
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{
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public:
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MemoryPool(unsigned int alignment, unsigned int blockSize);
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~MemoryPool();
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void* allocate(unsigned int size);
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void freeAll();
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unsigned int blockSize() const;
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unsigned int alignment() const;
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private:
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unsigned int m_alignment;
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unsigned int m_blockSize;
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struct Block
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{
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char* m_memory;
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};
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std::list<Block> m_blockList;
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std::list<Block>::iterator m_currentBlock;
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unsigned int m_blockOffset;
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};
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#endif // _CELUTIL_MEMORYPOOL_H_
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