00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkFEMLoadImplementationGenericBodyLoad.h,v $ 00005 Language: C++ 00006 Date: $Date: 2009-01-30 21:10:18 $ 00007 Version: $Revision: 1.7 $ 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 __itkFEMLoadImplementationGenericBodyLoad_h 00019 #define __itkFEMLoadImplementationGenericBodyLoad_h 00020 00021 #include "itkFEMElementBase.h" 00022 #include "itkFEMLoadGrav.h" 00023 00024 namespace itk { 00025 namespace fem { 00026 00045 class LoadImplementationGenericBodyLoad 00046 { 00047 public: 00048 00056 template<class TElementClassConstPointer> 00057 static void HandleLoad(TElementClassConstPointer e, Element::LoadPointer l, Element::VectorType& Fe) 00058 { 00059 // Check if we really got a LoadGrav object 00060 LoadGrav::Pointer l0=dynamic_cast<LoadGrav*>(&*l); 00061 if ( !l0 ) 00062 { 00063 // Passed load object was not of class LoadGrav! 00064 throw FEMException(__FILE__, __LINE__, "FEM error"); 00065 } 00067 00068 // Statically cast the passed pointer to the element base class and 00069 // call the real load implementation with the correct pointer types. 00070 // If cast fails, the passed pointer was of incompatible class. 00071 Implementation(static_cast<Element::ConstPointer>(e),l0,Fe); 00072 } 00073 00074 private: 00083 static void Implementation(Element::ConstPointer element, LoadGrav::Pointer load, Element::VectorType& Fe); 00084 00088 LoadImplementationGenericBodyLoad(); 00089 }; 00090 00091 #ifdef _MSC_VER 00092 // Declare a static dummy function to prevent a MSVC 6.0 SP5 from crashing. 00093 // I have no idea why things don't work when this is not declared, but it 00094 // looks like this declaration makes compiler forget about some of the 00095 // troubles it has with templates. 00096 static void Dummy( void ); 00097 #endif // #ifdef _MSC_VER 00098 00099 }} // end namespace itk::fem 00100 00101 #endif // #ifndef __itkFEMLoadImplementationGenericBodyLoad_h 00102