00001 // @HEADER 00002 // ************************************************************************ 00003 // 00004 // Phalanx: A Partial Differential Equation Field Evaluation 00005 // Kernel for Flexible Management of Complex Dependency Chains 00006 // Copyright (2008) Sandia Corporation 00007 // 00008 // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation, 00009 // the U.S. Government retains certain rights in this software. 00010 // 00011 // This library is free software; you can redistribute it and/or modify 00012 // it under the terms of the GNU Lesser General Public License as 00013 // published by the Free Software Foundation; either version 2.1 of the 00014 // License, or (at your option) any later version. 00015 // 00016 // This library is distributed in the hope that it will be useful, but 00017 // WITHOUT ANY WARRANTY; without even the implied warranty of 00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00019 // Lesser General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU Lesser General Public 00022 // License along with this library; if not, write to the Free Software 00023 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00024 // USA 00025 // 00026 // Questions? Contact Roger Pawlowski (rppawlo@sandia.gov), Sandia 00027 // National Laboratories. 00028 // 00029 // ************************************************************************ 00030 // @HEADER 00031 00032 #ifndef PHX_FIELDEVALUATOR_TEMPLATE_BUILDER_HPP 00033 #define PHX_FIELDEVALUATOR_TEMPLATE_BUILDER_HPP 00034 00035 #include <string> 00036 #include "boost/mpl/apply.hpp" 00037 #include "Teuchos_RCP.hpp" 00038 #include "Teuchos_ParameterList.hpp" 00039 00040 namespace PHX { 00041 00042 template<typename Traits, typename ObjectT> 00043 class Evaluator_TemplateBuilder { 00044 00045 Teuchos::RCP<Teuchos::ParameterList> p; 00046 00047 public: 00048 00049 Evaluator_TemplateBuilder(const Teuchos::RCP<Teuchos::ParameterList>& param) : 00050 p(param) {} 00051 00052 template <typename ScalarT> 00053 Teuchos::RCP< PHX::EvaluatorBase<Traits> > build() const { 00054 typedef typename boost::mpl::apply<ObjectT,ScalarT>::type type; 00055 return Teuchos::rcp( static_cast< PHX::EvaluatorBase<Traits>* > (new type(*p)) ); 00056 } 00057 00058 }; 00059 00060 } 00061 00062 #endif