Sacado_Fad_MemPoolManagerImp.hpp

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00001 // $Id$ 
00002 // $Source$ 
00003 // @HEADER
00004 // ***********************************************************************
00005 // 
00006 //                           Sacado Package
00007 //                 Copyright (2006) Sandia Corporation
00008 // 
00009 // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
00010 // the U.S. Government retains certain rights in this software.
00011 // 
00012 // This library is free software; you can redistribute it and/or modify
00013 // it under the terms of the GNU Lesser General Public License as
00014 // published by the Free Software Foundation; either version 2.1 of the
00015 // License, or (at your option) any later version.
00016 //  
00017 // This library is distributed in the hope that it will be useful, but
00018 // WITHOUT ANY WARRANTY; without even the implied warranty of
00019 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00020 // Lesser General Public License for more details.
00021 //  
00022 // You should have received a copy of the GNU Lesser General Public
00023 // License along with this library; if not, write to the Free Software
00024 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00025 // USA
00026 // Questions? Contact David M. Gay (dmgay@sandia.gov) or Eric T. Phipps
00027 // (etphipp@sandia.gov).
00028 // 
00029 // ***********************************************************************
00030 // @HEADER
00031 
00032 template <typename T>
00033 inline
00034 Sacado::Fad::MemPoolManager<T>::MemPoolManager(unsigned int nfad) : 
00035   num_fad(nfad), 
00036   poolMap() 
00037 {
00038 }
00039 
00040 template <typename T>
00041 inline
00042 Sacado::Fad::MemPoolManager<T>::~MemPoolManager() 
00043 {
00044   for (typename MapType::iterator i = poolMap.begin(); 
00045        i != poolMap.end(); ++i)
00046     delete i->second;
00047 }
00048 
00049 template <typename T>
00050 inline Sacado::Fad::MemPool*
00051 Sacado::Fad::MemPoolManager<T>::getMemoryPool(unsigned int dim) {
00052 
00053   // Find the memory pool
00054   typename MapType::iterator i = poolMap.find(dim);
00055   if (i != poolMap.end())
00056     return i->second;
00057 
00058   // Create a new pool
00059   unsigned int pre_alloc = 0;
00060   if (poolMap.begin() != poolMap.end())
00061     pre_alloc = poolMap.begin()->second->numChunks();
00062   MemPool* pool = new MemPool(sizeof(T)*dim, num_fad, pre_alloc);
00063   poolMap[dim] = pool;
00064 
00065   return pool;
00066 }

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