86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
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// Note : Simple List Memory Pool -_-;;;;
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// <09><><EFBFBD>߿<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD><CCBD>ʿ<EFBFBD><CABF><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ϱ<EFBFBD> <20><><EFBFBD><EFBFBD> <20>߰<EFBFBD>.
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//
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#pragma once
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#include <list>
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#include <algorithm>
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template<typename TYPE>
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class CSLMemPool
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{
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protected:
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struct DeleteObject
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{
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template<typename TYPE>
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void operator() ( const TYPE *ptr ) const
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{
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ASSERT(ptr&&"CMemPool<TYPE>::operator()");
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delete ptr;
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}
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};
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typedef typename std::list<TYPE*> MEMPOOL_LIST;
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typedef typename MEMPOOL_LIST::iterator MEMPOOL_LIST_ITER;
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MEMPOOL_LIST m_listMemPool;
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public:
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CSLMemPool();
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~CSLMemPool();
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public:
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// Note : <20><DEB8> <20>Ҵ<EFBFBD><D2B4>Ѵ<EFBFBD>.
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// Ǯ<><C7AE> <20>ִٸ<D6B4> Ǯ<><C7AE> <20>ִ<EFBFBD> <20><DEB8> <20><>ȯ<EFBFBD>ϰ<EFBFBD> <20>ƴϸ<C6B4> new<65>Ѵ<EFBFBD>.
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TYPE* Allocate();
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// Note : <20><EFBFBD><DEB8><EFBFBD>Ǯ<EFBFBD><C7AE> <20><>ȯ<EFBFBD>Ѵ<EFBFBD>. <20><>ü<EFBFBD><C3BC> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
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// Ǯ<><C7AE> <20><>ȯ<EFBFBD>ϱ<EFBFBD> <20><> <20>Ǵ<EFBFBD> <20>Ŀ<EFBFBD> <20>ʱ<EFBFBD>ȭ<EFBFBD><C8AD> <20>ϰ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD> <20>Ѵ<EFBFBD>.
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void Deallocate( TYPE* ptr );
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// Note : <20><EFBFBD><DEB8><EFBFBD>Ǯ<EFBFBD><C7AE> <20><>ȯ<EFBFBD>Ѵ<EFBFBD>. <20><> <20><>ü<EFBFBD><C3BC> <20><><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD> <20>ʱ<EFBFBD>ȭ <20><> <20><>ȯ.
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void DeallocateEx( TYPE* ptr );
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public:
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DWORD GetAmount() { return static_cast<DWORD>(m_listMemPool.size()); }
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void Clear() { std::for_each ( m_listMemPool.begin(), m_listMemPool.end(), DeleteObject() ); }
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};
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template<typename TYPE>
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inline CSLMemPool<TYPE>::CSLMemPool()
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{
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}
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template<typename TYPE>
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inline CSLMemPool<TYPE>::~CSLMemPool()
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{
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Clear();
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}
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template<typename TYPE>
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inline TYPE* CSLMemPool<TYPE>::Allocate()
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{
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if( m_listMemPool.empty() )
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{
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return new TYPE;
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}
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TYPE* ptr = *m_listMemPool.begin();
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m_listMemPool.pop_front();
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ASSERT(ptr&&"CMemPool<TYPE>::Allocate");
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return ptr;
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}
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template<typename TYPE>
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inline void CSLMemPool<TYPE>::Deallocate( TYPE* ptr )
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{
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ASSERT(ptr&&"CMemPool<TYPE>::Deallocate");
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m_listMemPool.push_back ( ptr );
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}
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template<typename TYPE>
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inline void CSLMemPool<TYPE>::DeallocateEx( TYPE* ptr )
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{
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ASSERT(ptr&&"CMemPool<TYPE>::DeallocateEx");
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*ptr = TYPE();
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m_listMemPool.push_back ( ptr );
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}
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