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/*=========================================================================
Program: Visualization Toolkit
Module: vtkWendlandQuinticKernel.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkWendlandQuinticKernel.h"
#include "vtkAbstractPointLocator.h"
#include "vtkObjectFactory.h"
#include "vtkMath.h"
vtkStandardNewMacro(vtkWendlandQuinticKernel);
//----------------------------------------------------------------------------
vtkWendlandQuinticKernel::vtkWendlandQuinticKernel()
{
this->CutoffFactor = 2.0;
}
//----------------------------------------------------------------------------
vtkWendlandQuinticKernel::~vtkWendlandQuinticKernel()
{
}
//----------------------------------------------------------------------------
// At this point, the spatial step, the dimension of the kernel, and the cutoff
// factor should be known.
void vtkWendlandQuinticKernel::
Initialize(vtkAbstractPointLocator *loc, vtkDataSet *ds, vtkPointData *attr)
{
if ( this->Dimension == 1 )
{
vtkErrorMacro("Wendland kernel defined for dimensions >2");
}
else if ( this->Dimension == 2 )
{
this->Sigma = 7.0 / (4.0*vtkMath::Pi());
}
else //if ( this->Dimension == 3 )
{
this->Sigma = 21.0 / (16.0*vtkMath::Pi());
}
// Sigma must be set before vtkSPHKernel::Initialize is invoked
this->Superclass::Initialize(loc, ds, attr);
}
//----------------------------------------------------------------------------
void vtkWendlandQuinticKernel::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
}
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