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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 itkRegularSphereMeshSource_h
#define itkRegularSphereMeshSource_h
#include "itkIntTypes.h"
#include "itkMesh.h"
#include "itkMeshSource.h"
#include "itkTriangleCell.h"
namespace itk
{
/** \class RegularSphereMeshSource
* \brief
* Inputs are the center of the mesh, the scale (radius in each dimension) of the mesh
* and a resolution parameter, which corresponds to the recursion
* depth whlie creating a spherical triangle mesh.
*
* Don't use recursion depths larger than 5, because mesh generation gets very slow.
*
* \author Thomas Boettger. Division Medical and Biological Informatics, German Cancer Research Center, Heidelberg.
*
* \ingroup ITKMesh
*/
template< typename TOutputMesh >
class ITK_TEMPLATE_EXPORT RegularSphereMeshSource:public MeshSource< TOutputMesh >
{
public:
/** Standard "Self" typedef. */
typedef RegularSphereMeshSource Self;
typedef itk::MeshSource< TOutputMesh > Superclass;
typedef itk::SmartPointer< Self > Pointer;
typedef itk::SmartPointer< const Self > ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(RegularSphereMeshSource, MeshSource);
/** Hold on to the type information specified by the template parameters. */
typedef TOutputMesh OutputMeshType;
typedef typename OutputMeshType::MeshTraits MeshTraits;
typedef typename OutputMeshType::PointType PointType;
typedef typename MeshTraits::PixelType PixelType;
typedef typename PointType::VectorType VectorType;
/** Some convenient typedefs. */
typedef typename OutputMeshType::Pointer OutputMeshPointer;
typedef typename OutputMeshType::CellTraits CellTraits;
typedef typename OutputMeshType::PointsContainerPointer PointsContainerPointer;
typedef typename OutputMeshType::PointsContainer PointsContainer;
/** Define the triangular cell types which form the surface */
typedef itk::CellInterface< PixelType, CellTraits > CellInterfaceType;
typedef itk::TriangleCell< CellInterfaceType > TriCellType;
typedef typename TriCellType::SelfAutoPointer TriCellAutoPointer;
typedef typename TriCellType::CellAutoPointer CellAutoPointer;
typedef std::pair< IdentifierType, IdentifierType > IndexPairType;
typedef itk::MapContainer< IndexPairType, IdentifierType > PointMapType;
/** Set the resolution level to be used for generating cells in the Sphere.
* High values of this parameter will produce sphere with more triangles. */
itkSetMacro(Resolution, unsigned int);
itkGetConstMacro(Resolution, unsigned int);
/** Set/Get Coordinates of the Sphere center. */
itkSetMacro(Center, PointType);
itkGetConstMacro(Center, PointType);
/** Set/Get scales of the Sphere. This is a vector of values that can
* actually be used for generating ellipsoids aligned with the coordinate
* axis. */
itkSetMacro(Scale, VectorType);
itkGetConstMacro(Scale, VectorType);
protected:
RegularSphereMeshSource();
~RegularSphereMeshSource() ITK_OVERRIDE {}
void PrintSelf(std::ostream & os, itk::Indent indent) const ITK_OVERRIDE;
void GenerateData() ITK_OVERRIDE;
PointType Divide(const PointType & p1, const PointType & p2) const;
void AddCell(OutputMeshType *mesh, const typename OutputMeshType::PointIdentifier *pointIds, IdentifierType idx);
/** model center */
PointType m_Center;
/** models resolution */
unsigned int m_Resolution;
/** model scales */
VectorType m_Scale;
private:
ITK_DISALLOW_COPY_AND_ASSIGN(RegularSphereMeshSource);
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkRegularSphereMeshSource.hxx"
#endif
#endif //_itkRegularSphereMeshSource_h
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