00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkFEMElement2DC0LinearQuadrilateral.h,v $ 00005 Language: C++ 00006 Date: $Date: 2009-01-28 21:25:49 $ 00007 Version: $Revision: 1.23 $ 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 __itkFEMElement2DC0LinearQuadrilateral_h 00019 #define __itkFEMElement2DC0LinearQuadrilateral_h 00020 00021 #include "itkFEMElementStd.h" 00022 00023 namespace itk { 00024 namespace fem { 00025 00030 class Element2DC0LinearQuadrilateral : public ElementStd<4,2> 00031 { 00032 typedef ElementStd<4,2> TemplatedParentClass; 00033 FEM_ABSTRACT_CLASS( Element2DC0LinearQuadrilateral, TemplatedParentClass ) 00034 public: 00035 00037 00041 enum { DefaultIntegrationOrder = 2 }; 00042 00043 virtual void GetIntegrationPointAndWeight(unsigned int i, VectorType& pt, Float& w, unsigned int order) const; 00044 00045 virtual unsigned int GetNumberOfIntegrationPoints(unsigned int order) const; 00046 00048 00052 virtual VectorType ShapeFunctions( const VectorType& pt ) const; 00053 00054 virtual void ShapeFunctionDerivatives( const VectorType& pt, MatrixType& shapeD ) const; 00055 00056 virtual bool GetLocalFromGlobalCoordinates( const VectorType& globalPt, VectorType& localPt) const; 00057 00061 #ifdef FEM_BUILD_VISUALIZATION 00062 void Draw(CDC* pDC, Solution::ConstPointer sol) const; 00063 #endif 00064 00065 }; 00066 00067 }} // end namespace itk::fem 00068 00069 #endif // #ifndef __itkFEMElement2DC0LinearQuadrilateral_h 00070