SpaceConvergenceTester.hpp

00001 /*
00002 
00003 Copyright (C) University of Oxford, 2005-2011
00004 
00005 University of Oxford means the Chancellor, Masters and Scholars of the
00006 University of Oxford, having an administrative office at Wellington
00007 Square, Oxford OX1 2JD, UK.
00008 
00009 This file is part of Chaste.
00010 
00011 Chaste is free software: you can redistribute it and/or modify it
00012 under the terms of the GNU Lesser General Public License as published
00013 by the Free Software Foundation, either version 2.1 of the License, or
00014 (at your option) any later version.
00015 
00016 Chaste is distributed in the hope that it will be useful, but WITHOUT
00017 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00019 License for more details. The offer of Chaste under the terms of the
00020 License is subject to the License being interpreted in accordance with
00021 English Law and subject to any action against the University of Oxford
00022 being under the jurisdiction of the English Courts.
00023 
00024 You should have received a copy of the GNU Lesser General Public License
00025 along with Chaste. If not, see <http://www.gnu.org/licenses/>.
00026 
00027 */
00028 
00029 
00030 #ifndef SPACECONVERGENCETESTER_HPP_
00031 #define SPACECONVERGENCETESTER_HPP_
00032 
00033 
00034 #include "AbstractConvergenceTester.hpp"
00035 
00040 template<class CELL, class CARDIAC_PROBLEM, unsigned DIM, unsigned PROBLEM_DIM>
00041 class SpaceConvergenceTester : public AbstractConvergenceTester<CELL, CARDIAC_PROBLEM, DIM, PROBLEM_DIM>
00042 {
00043 public:
00047     void SetInitialConvergenceParameters()
00048     {
00049         this->MeshNum=0;
00050     }
00055     void UpdateConvergenceParameters()
00056     {
00057         this->MeshNum++;
00058 
00059     }
00064     bool GiveUpConvergence()
00065     {
00066         switch(DIM)
00067         {
00068             case 1:
00069             {
00070                 return this->MeshNum>10;
00071                 break;
00072             }
00073             case 2:
00074             {
00075                 return this->MeshNum>6;
00076                 break;
00077             }
00078             case 3:
00079             {
00080                 return this->MeshNum>4;
00081                 break;
00082             }
00083             default:
00084                 NEVER_REACHED;
00085                 return true;//To keep Intel compiler happy
00086         }
00087         return true;//To keep Intel compiler happy
00088     }
00092     double Abscissa()
00093     {
00094         unsigned mesh_size = (unsigned) SmallPow(2, this->MeshNum+2); // number of elements in each dimension
00095         return this->mMeshWidth/(double) mesh_size;
00096     }
00097 
00101     int GetMeshNum()
00102     {
00103         return (int) this->MeshNum; //unsigned -> int is just cosmetic here.  (The test looks prettier).
00104     }
00108     double GetSpaceStep()
00109     {
00110         unsigned mesh_size = (unsigned) SmallPow(2, this->MeshNum+2);// number of elements in each dimension
00111         double scaling = this->mMeshWidth/(double) mesh_size;
00112         return scaling;
00113     }
00114 
00115 };
00116 
00117 #endif /*SPACECONVERGENCETESTER_HPP_*/

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