itkSphereSignedDistanceFunction.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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
 *
 *         https://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 itkSphereSignedDistanceFunction_h
#define itkSphereSignedDistanceFunction_h
 
#include "itkShapeSignedDistanceFunction.h"
#include "itkVector.h"
 
namespace itk
{
template <typename TCoordRep, unsigned int VSpaceDimension>
class ITK_TEMPLATE_EXPORT SphereSignedDistanceFunction : public ShapeSignedDistanceFunction<TCoordRep, VSpaceDimension>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(SphereSignedDistanceFunction);
 
  using Self = SphereSignedDistanceFunction;
  using Superclass = ShapeSignedDistanceFunction<TCoordRep, VSpaceDimension>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkOverrideGetNameOfClassMacro(SphereSignedDistanceFunction);
 
  itkNewMacro(Self);
 
  using typename Superclass::OutputType;
 
  using typename Superclass::InputType;
 
  static constexpr unsigned int SpaceDimension = Superclass::SpaceDimension;
 
  using typename Superclass::CoordRepType;
 
  using typename Superclass::PointType;
 
  using typename Superclass::ParametersType;
 
  void
  SetParameters(const ParametersType &) override;
 
  unsigned int
  GetNumberOfShapeParameters() const override
  {
    return 1;
  }
  unsigned int
  GetNumberOfPoseParameters() const override
  {
    return SpaceDimension;
  }
 
  OutputType
  Evaluate(const PointType & point) const override;
 
protected:
  SphereSignedDistanceFunction();
  ~SphereSignedDistanceFunction() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
private:
  using VectorType = Vector<CoordRepType, Self::SpaceDimension>;
 
  VectorType m_Translation{};
  double     m_Radius{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkSphereSignedDistanceFunction.hxx"
#endif
 
#endif