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 //********************************************************************** 00033 template<typename EvalT, typename Traits> 00034 Fourier<EvalT, Traits>:: 00035 Fourier(const Teuchos::ParameterList& p) : 00036 flux("Energy_Flux", p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout")), 00037 density("Density", p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout")), 00038 dc("Heat Capacity", p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout") ), 00039 grad_temp("Temperature Gradient", 00040 p.get< Teuchos::RCP<PHX::DataLayout> >("Data Layout") ) 00041 { 00042 this->addEvaluatedField(flux); 00043 this->addDependentField(density); 00044 this->addDependentField(dc); 00045 this->addDependentField(grad_temp); 00046 00047 this->setName("Fourier"); 00048 } 00049 00050 //********************************************************************** 00051 template<typename EvalT, typename Traits> 00052 void Fourier<EvalT, Traits>:: 00053 postRegistrationSetup(PHX::FieldManager<Traits>& fm) 00054 { 00055 this->utils.setFieldData(flux,fm); 00056 this->utils.setFieldData(density,fm); 00057 this->utils.setFieldData(dc,fm); 00058 this->utils.setFieldData(grad_temp,fm); 00059 00060 data_layout_size = flux.fieldTag().dataLayout().size(); 00061 } 00062 00063 //********************************************************************** 00064 template<typename EvalT, typename Traits> 00065 void Fourier<EvalT, Traits>::evaluateFields(typename Traits::EvalData d) 00066 { 00067 std::size_t size = d.num_cells * data_layout_size; 00068 00069 for (std::size_t i = 0; i < size; ++i) 00070 flux[i] = - density[i] * dc[i] * grad_temp[i]; 00071 } 00072 00073 //**********************************************************************
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