/usr/include/ITK-4.5/itkFEMElement3DC0LinearTriangularLaplaceBeltrami.h is in libinsighttoolkit4-dev 4.5.0-3.
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*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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*=========================================================================*/
#ifndef __itkFEMElement3DC0LinearTriangularLaplaceBeltrami_h
#define __itkFEMElement3DC0LinearTriangularLaplaceBeltrami_h
#include "itkFEMElement3DC0LinearTriangular.h"
#include "itkFEMElement3DMembrane.h"
#include "itkFEMElement3DMembrane1DOF.h"
namespace itk
{
namespace fem
{
/**
* \class Element3DC0LinearTriangularLaplaceBeltrami
* \brief 3-noded finite element class in 3D space for surface LaplaceBeltrami problem.
*
* * This class combines the geometry of the FE problem defined in
* \link Element3DC0LinearTriangular\endlink
* and the physics of the problem defined in
* \link Element3DMembrane1DOF\endlink
*
* \ingroup ITKFEM
*/
class Element3DC0LinearTriangularLaplaceBeltrami : public Element3DMembrane1DOF<Element3DC0LinearTriangular>
{
public:
/** Standard class typedefs. */
typedef Element3DC0LinearTriangularLaplaceBeltrami Self;
typedef Element3DMembrane1DOF<Element3DC0LinearTriangular> Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Method for creation through the object factory. */
itkSimpleNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(Element3DC0LinearTriangularLaplaceBeltrami, Element3DMembrane1DOF<Element3DC0LinearTriangular> );
/** CreateAnother method will clone the existing instance of this type,
* including its internal member variables. */
virtual::itk::LightObject::Pointer CreateAnother(void) const;
/**
* Default constructor only clears the internal storage
*/
Element3DC0LinearTriangularLaplaceBeltrami();
/**
* Construct an element by specifying pointers to
* 3 points and a material.
*/
Element3DC0LinearTriangularLaplaceBeltrami(NodeIDType n1_, NodeIDType n2_, NodeIDType n3_, Material::ConstPointer p_);
/** Get the degress of freesom for each node */
virtual unsigned int GetNumberOfDegreesOfFreedomPerNode(void) const
{
return 1;
}
/** Get the Stiffness matrix */
virtual void GetStiffnessMatrix(MatrixType & Ke) const;
protected:
virtual void PrintSelf(std::ostream& os, Indent indent) const;
}; // class Element3DC0LinearTriangularLaplaceBeltrami
}
} // end namespace itk::fem
#endif // #ifndef __itkFEMElement3DC0LinearTriangularLaplaceBeltrami_h
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