FEApp_AbstractElement.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 #ifndef FEAPP_ABSTRACTELEMENT_HPP
00033 #define FEAPP_ABSTRACTELEMENT_HPP
00034 
00035 #include <vector>
00036 
00037 #include "FEApp_AbstractFunction.hpp"
00038 
00039 namespace FEApp {
00040 
00044   class AbstractElement {
00045   public:
00046   
00048     AbstractElement() {};
00049 
00051     virtual ~AbstractElement() {};
00052 
00054     virtual unsigned int numNodes() const = 0;
00055 
00057     virtual void createNodes(double x_left, double x_right,
00058            unsigned int first_node_gid) = 0;
00059 
00061     virtual unsigned int nodeGID(unsigned int i) const = 0;
00062   
00064     virtual void 
00065     evaluateShapes(const std::vector<double>& xi,
00066        std::vector< std::vector<double> >& phi) const = 0;
00067 
00069     virtual void
00070     evaluateShapeDerivs(const std::vector<double>& xi,
00071       std::vector< std::vector<double> >& dphidxi) const = 0;
00072 
00077     virtual void 
00078     evaluateJacobian(const std::vector<double>& xi,
00079          std::vector<double>& jac) const = 0;
00080 
00081   private:
00082 
00084     AbstractElement(const AbstractElement&);
00085     
00087     AbstractElement& operator=(const AbstractElement&);
00088 
00089   };
00090 
00091 }
00092 
00093 #endif // FEAPP_ABSTRACTELEMENT_HPP

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