itkAdvancedRayCastInterpolateImageFunction.h

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/*=========================================================================
 *
 *  Copyright UMC Utrecht and contributors
 *
 *  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.
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 *=========================================================================*/
/*=========================================================================
 
Program:   Insight Segmentation & Registration Toolkit
Module:    $RCSfile: itkAdvancedRayCastInterpolateImageFunction.h,v $
Language:  C++
Date:      $Date: 2009-04-23 03:53:36 $
Version:   $Revision: 1.17 $
 
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.
 
=========================================================================*/
#ifndef itkAdvancedRayCastInterpolateImageFunction_h
#define itkAdvancedRayCastInterpolateImageFunction_h
 
#include "itkInterpolateImageFunction.h"
#include "itkTransform.h"
#include "itkVector.h"
 
namespace itk
{
 
template <class TInputImage, class TCoordRep = double>
class ITK_TEMPLATE_EXPORT AdvancedRayCastInterpolateImageFunction
  : public InterpolateImageFunction<TInputImage, TCoordRep>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(AdvancedRayCastInterpolateImageFunction);
 
  using Self = AdvancedRayCastInterpolateImageFunction;
  using Superclass = InterpolateImageFunction<TInputImage, TCoordRep>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
 
  using TransformType = Transform<TCoordRep, InputImageDimension, InputImageDimension>;
 
  using TransformPointer = typename TransformType::Pointer;
  using InputPointType = typename TransformType::InputPointType;
  using OutputPointType = typename TransformType::OutputPointType;
  using TransformParametersType = typename TransformType::ParametersType;
  using TransformJacobianType = typename TransformType::JacobianType;
 
  using PixelType = typename Superclass::InputPixelType;
 
  using SizeType = typename TInputImage::SizeType;
 
  using DirectionType = Vector<TCoordRep, InputImageDimension>;
 
  using InterpolatorType = InterpolateImageFunction<TInputImage, TCoordRep>;
 
  using InterpolatorPointer = typename InterpolatorType::Pointer;
 
  itkTypeMacro(AdvancedRayCastInterpolateImageFunction, InterpolateImageFunction);
 
  itkNewMacro(Self);
 
  using typename Superclass::OutputType;
 
  using typename Superclass::InputImageType;
 
  using typename Superclass::RealType;
 
  itkStaticConstMacro(ImageDimension, unsigned int, Superclass::ImageDimension);
 
  using typename Superclass::PointType;
 
  using typename Superclass::IndexType;
 
  using typename Superclass::ContinuousIndexType;
 
  OutputType
  Evaluate(const PointType & point) const override;
 
  OutputType
  EvaluateAtContinuousIndex(const ContinuousIndexType & index) const override;
 
  itkSetObjectMacro(Transform, TransformType);
  itkGetModifiableObjectMacro(Transform, TransformType);
 
  itkSetObjectMacro(Interpolator, InterpolatorType);
  itkGetModifiableObjectMacro(Interpolator, InterpolatorType);
 
  itkSetMacro(FocalPoint, InputPointType);
  itkGetConstMacro(FocalPoint, InputPointType);
 
  itkSetMacro(Threshold, double);
  itkGetConstMacro(Threshold, double);
 
  bool
  IsInsideBuffer(const PointType &) const override
  {
    return true;
  }
 
 
  bool
  IsInsideBuffer(const ContinuousIndexType &) const override
  {
    return true;
  }
 
 
  bool
  IsInsideBuffer(const IndexType &) const override
  {
    return true;
  }
 
 
protected:
  AdvancedRayCastInterpolateImageFunction() = default;
 
  ~AdvancedRayCastInterpolateImageFunction() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  TransformPointer m_Transform{};
 
  InputPointType m_FocalPoint{};
 
  double m_Threshold{ 0.0 };
 
  InterpolatorPointer m_Interpolator{};
 
private:
  SizeType
  GetRadius() const override
  {
    const InputImageType * const input = this->GetInputImage();
    if (!input)
    {
      itkExceptionMacro("Input image required!");
    }
    return input->GetLargestPossibleRegion().GetSize();
  }
 
  class RayCastHelper;
};
 
} // namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkAdvancedRayCastInterpolateImageFunction.hxx"
#endif
 
#endif