/usr/include/ITK-4.5/itkFEMLoadGrav.h is in libinsighttoolkit4-dev 4.5.0-3.
This file is owned by root:root, with mode 0o644.
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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
* limitations under the License.
*
*=========================================================================*/
#ifndef __itkFEMLoadGrav_h
#define __itkFEMLoadGrav_h
#include "itkFEMLoadElementBase.h"
#include "vnl/vnl_vector.h"
namespace itk
{
namespace fem
{
/**
* \class LoadGrav
* \brief Abstract gravity load class.
*
* This load is integrated over a whole element. The load vector is returned in a
* Fg member function defined in a derived class. The Fg function accepts a vector
* specifying a point in global coordinate system and returns a load vector
* defined at the point. Derived LoadClasses must define this function.
* \ingroup ITKFEM
*/
class LoadGrav : public LoadElement
{
public:
/** Standard class typedefs. */
typedef LoadGrav Self;
typedef LoadElement Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro(LoadGrav, LoadElement);
virtual vnl_vector<Float> GetGravitationalForceAtPoint(vnl_vector<Float> ) = 0;
protected:
virtual void PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
}
};
/**
* \class LoadGravConst
* \brief Constant gravity load class.
*
* This is a special case of LoadGrav. The load vector is the same on
* every point in space.
* \ingroup ITKFEM
*/
class LoadGravConst : public LoadGrav
{
public:
/** Standard class typedefs. */
typedef LoadGravConst Self;
typedef LoadGrav 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(LoadGravConst, LoadGrav);
/** CreateAnother method will clone the existing instance of this type,
* including its internal member variables. */
virtual::itk::LightObject::Pointer CreateAnother(void) const;
virtual vnl_vector<Float> GetGravitationalForceAtPoint(vnl_vector<Float> )
{
return m_GravityForce;
}
/**
* Set the gravity force that exists at every point
*/
void SetForce(const vnl_vector<itk::fem::Element::Float> force);
/**
* Get the gravity force that exists at every point
*/
vnl_vector<itk::fem::Element::Float> & GetForce();
const vnl_vector<itk::fem::Element::Float> & GetForce() const;
/** Apply the load to the specified element */
virtual void ApplyLoad(Element::ConstPointer element, Element::VectorType & Fe);
protected:
virtual void PrintSelf(std::ostream& os, Indent indent) const;
vnl_vector<Float> m_GravityForce;
};
}
} // end namespace itk::fem
#endif // #ifndef __itkFEMLoadGrav_h
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