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 AdvancedRayCastInterpolateImageFunction :
  public InterpolateImageFunction< TInputImage, TCoordRep >
{
public:
 
  typedef AdvancedRayCastInterpolateImageFunction            Self;
  typedef InterpolateImageFunction< TInputImage, TCoordRep > Superclass;
  typedef SmartPointer< Self >                               Pointer;
  typedef SmartPointer< const Self >                         ConstPointer;
 
  itkStaticConstMacro( InputImageDimension, unsigned int,
    TInputImage::ImageDimension );
 
  typedef Transform< TCoordRep, InputImageDimension, InputImageDimension > TransformType;
 
  typedef typename TransformType::Pointer         TransformPointer;
  typedef typename TransformType::InputPointType  InputPointType;
  typedef typename TransformType::OutputPointType OutputPointType;
  typedef typename TransformType::ParametersType  TransformParametersType;
  typedef typename TransformType::JacobianType    TransformJacobianType;
 
  typedef typename Superclass::InputPixelType PixelType;
 
  typedef typename TInputImage::SizeType SizeType;
 
  typedef Vector< TCoordRep, InputImageDimension > DirectionType;
 
  typedef InterpolateImageFunction< TInputImage, TCoordRep > InterpolatorType;
 
  typedef typename InterpolatorType::Pointer InterpolatorPointer;
 
  itkTypeMacro( AdvancedRayCastInterpolateImageFunction, InterpolateImageFunction );
 
  itkNewMacro( Self );
 
  typedef typename Superclass::OutputType OutputType;
 
  typedef typename Superclass::InputImageType InputImageType;
 
  typedef typename Superclass::RealType RealType;
 
  itkStaticConstMacro( ImageDimension, unsigned int, Superclass::ImageDimension );
 
  typedef typename Superclass::PointType PointType;
 
  typedef typename Superclass::IndexType IndexType;
 
  typedef typename Superclass::ContinuousIndexType 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 );
 
  inline 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();
 
  ~AdvancedRayCastInterpolateImageFunction() override{}
 
  void PrintSelf( std::ostream & os, Indent indent ) const override;
 
  TransformPointer m_Transform;
 
  InputPointType m_FocalPoint;
 
  double m_Threshold;
 
  InterpolatorPointer m_Interpolator;
 
private:
 
  AdvancedRayCastInterpolateImageFunction( const Self & ); // purposely not implemented
  void operator=( const Self & );                          // purposely not implemented
 
  SizeType GetRadius() const override
  {
    const InputImageType* const input = this->GetInputImage();
    if (!input)
    {
      itkExceptionMacro("Input image required!");
    }
    return input->GetLargestPossibleRegion().GetSize();
  }
 
};
 
} // namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkAdvancedRayCastInterpolateImageFunction.hxx"
#endif
 
#endif