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itkFEMElement3DC0LinearHexahedron.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkFEMElement3DC0LinearHexahedron.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/09/10 14:29:40 $
00007   Version:   $Revision: 1.11 $
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 __itkFEMElement3DC0LinearHexahedron_h
00019 #define __itkFEMElement3DC0LinearHexahedron_h
00020 
00021 #include "itkFEMElementStd.h"
00022 
00023 namespace itk {
00024 namespace fem {
00025 
00026 
00027 
00028 
00033 class Element3DC0LinearHexahedron : public ElementStd<8,3>
00034 {
00035 typedef ElementStd<8,3> TemplatedParentClass;
00036 FEM_ABSTRACT_CLASS( Element3DC0LinearHexahedron, TemplatedParentClass )
00037 public:
00038 
00039 
00041   /*
00042    * Methods related to numeric integration
00043    */
00044 
00045   virtual void GetIntegrationPointAndWeight(unsigned int i, VectorType& pt, Float& w, unsigned int order) const;
00046 
00047   virtual unsigned int GetNumberOfIntegrationPoints(unsigned int order) const;
00048 
00049 
00050 
00052   /*
00053    * Methods related to the geometry of an element
00054    */
00055 
00056   virtual VectorType ShapeFunctions( const VectorType& pt ) const;
00057 
00058   virtual void ShapeFunctionDerivatives( const VectorType& pt, MatrixType& shapeD ) const;
00059 
00060   virtual bool GetLocalFromGlobalCoordinates( const VectorType& globalPt , VectorType& localPt) const;
00061 
00065 #ifdef FEM_BUILD_VISUALIZATION
00066   void Draw(CDC* pDC, Solution::ConstPointer sol) const;
00067 #endif
00068 
00069 };
00070 
00071 
00072 
00073 
00074 }} // end namespace itk::fem
00075 
00076 #endif  // #ifndef __itkFEMElement3DC0LinearHexahedron_h
00077 

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