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itkFEMSolverHyperbolic.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkFEMSolverHyperbolic.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-01-30 21:53:03 $
00007   Version:   $Revision: 1.4 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 
00018 #ifndef __itkFEMSolverHyperbolic_h
00019 #define __itkFEMSolverHyperbolic_h
00020 
00021 #include "itkFEMSolver.h"
00022 
00023 namespace itk {
00024 namespace fem {
00025 
00033 class SolverHyperbolic : public Solver
00034 {
00035 public:
00036 
00040   SolverHyperbolic();
00041 
00045   virtual void InitializeLinearSystemWrapper(void);
00046 
00051   virtual void AssembleElementMatrix(Element::Pointer e);
00052 
00056   virtual void InitializeMatrixForAssembly(unsigned int N);
00057 
00062   virtual void FinalizeMatrixAfterAssembly( void );
00063 
00067   virtual void Solve( void );
00068 
00069   virtual Float GetTimeStep( void ) const { return m_deltaT; }
00070   virtual void SetTimeStep(Float dt) { this->m_deltaT=dt; }
00071 
00075   enum { matrix_K=1, matrix_M=2, matrix_C=3, matrix_tmp=4 };
00076 
00080   enum { solution_d=0, solution_v=1, solution_a=2};
00081   enum { vector_dhat=2, vector_vhat=3, vector_ahat=4, vector_tmp=5 };
00082 
00083   Float m_gamma;
00084   Float m_beta;
00085   Float m_deltaT;
00086 
00087 };
00088 
00089 }} // end namespace itk::fem
00090 
00091 #endif // #ifndef __itkFEMSolverHyperbolic_h
00092 

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