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/*
* Copyright (C) 2005-2017 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* 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
*
* 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 otbAngularProjectionImageFilter_h
#define otbAngularProjectionImageFilter_h
#include "itkImageRegionConstIterator.h"
#include "itkProgressReporter.h"
#include "itkImageToImageFilter.h"
namespace otb {
/** \class AngularProjectionImageFilter
* \brief Performs spherical transformation in ND space
*
* This class performs the projections of the N input images according
* to angular value through the generalized spherical projection.
*
* The angle value are considered to come from a itk::FixedArray...
*
* \ingroup Threaded
*
* \ingroup OTBDimensionalityReduction
*/
template < class TInputImage, class TOutputImage, class TAngleArray, class TPrecision >
class ITK_EXPORT AngularProjectionImageFilter
: public itk::ImageToImageFilter< TInputImage, TOutputImage >
{
public:
/** Standard typedefs */
typedef AngularProjectionImageFilter Self;
typedef itk::ImageToImageFilter<TInputImage, TOutputImage> Superclass;
typedef itk::SmartPointer<Self> Pointer;
typedef itk::SmartPointer<const Self> ConstPointer;
/** Type macro */
itkNewMacro(Self);
/** Creation through object factory macro */
itkTypeMacro(AngularProjectionImageFilter, ImageToImageFilter);
/** Dimension */
itkStaticConstMacro(InputImageDimension, unsigned int, TInputImage::ImageDimension);
itkStaticConstMacro(OutputImageDimension, unsigned int, TOutputImage::ImageDimension);
//itkStaticConstMacro(NumberOfInputImages, unsigned int, TAngleArray::Dimension+1);
/** Template parameters typedefs */
typedef TInputImage InputImageType;
typedef typename InputImageType::Pointer InputImagePointerType;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename InputImageType::SizeType InputSizeType;
typedef typename InputImageType::IndexType InputIndexType;
typedef typename InputImageType::PixelType InputPixelType;
typedef TOutputImage OutputImageType;
typedef typename OutputImageType::PixelType OutputImagePixelType;
typedef typename OutputImageType::RegionType OutputImageRegionType;
typedef typename OutputImageType::Pointer OutputImagePointerType;
typedef TPrecision PrecisionType;
typedef TAngleArray AngleArrayType;
typedef typename AngleArrayType::ValueType AngleValueType;
typedef itk::ImageRegionConstIterator<InputImageType> ImageRegionConstIteratorType;
typedef std::vector< ImageRegionConstIteratorType > ImageRegionConstIteratorVectorType;
/** Set/Get Angle set */
itkGetMacro(AngleArray, AngleArrayType);
itkSetMacro(AngleArray, AngleArrayType);
void SetInput ( unsigned int i, const InputImageType * ) override;
using Superclass::SetInput;
const InputImageType * GetInput( unsigned int i ) const;
protected:
AngularProjectionImageFilter();
~AngularProjectionImageFilter() override { }
void ThreadedGenerateData( const OutputImageRegionType & outputRegionForThread, itk::ThreadIdType threadID ) override;
virtual OutputImagePixelType InternalGenerateData ( const ImageRegionConstIteratorVectorType & ) const;
private:
AngularProjectionImageFilter(const Self&); // not implemented
void operator=(const Self&); // not implemented
AngleArrayType m_AngleArray;
}; // end of class
} // end of namespace otb
#ifndef OTB_MANUAL_INSTANTIATION
#include "otbAngularProjectionImageFilter.txx"
#endif
#endif
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