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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 itkReflectImageFilter_hxx
#define itkReflectImageFilter_hxx
#if !defined( ITK_LEGACY_REMOVE )
#include "itkReflectImageFilter.h"
#include "itkImageLinearIteratorWithIndex.h"
#include "itkProgressReporter.h"
namespace itk
{
/**
* Constructor
*/
template< typename TInputImage, typename TOutputImage >
ReflectImageFilter< TInputImage, TOutputImage >
::ReflectImageFilter()
{
this->SetNumberOfRequiredInputs(1);
m_Direction = 0;
}
/**
* GenerateData Performs the reflection
*/
template< typename TInputImage, typename TOutputImage >
void
ReflectImageFilter< TInputImage, TOutputImage >
::GenerateData(void)
{
typename Superclass::InputImageConstPointer inputPtr = this->GetInput();
typename Superclass::OutputImagePointer outputPtr = this->GetOutput(0);
outputPtr->SetRequestedRegion( inputPtr->GetRequestedRegion() );
outputPtr->SetBufferedRegion( inputPtr->GetBufferedRegion() );
outputPtr->SetLargestPossibleRegion( inputPtr->GetLargestPossibleRegion() );
outputPtr->Allocate();
typedef ImageLinearConstIteratorWithIndex< TInputImage > InputIterator;
typedef ImageLinearIteratorWithIndex< TOutputImage > OutputIterator;
InputIterator inputIt( inputPtr, inputPtr->GetRequestedRegion() );
OutputIterator outputIt( outputPtr, outputPtr->GetRequestedRegion() );
// support progress methods/callbacks
ProgressReporter progress( this, 0, inputPtr->GetRequestedRegion().GetNumberOfPixels() );
inputIt.SetDirection(m_Direction);
outputIt.SetDirection(m_Direction);
inputIt.GoToBegin();
outputIt.GoToBegin();
while ( !inputIt.IsAtEnd() )
{
outputIt.GoToEndOfLine();
--outputIt;
while ( !inputIt.IsAtEndOfLine() )
{
outputIt.Set( inputIt.Get() );
++inputIt;
--outputIt;
progress.CompletedPixel();
}
inputIt.NextLine();
outputIt.GoToEndOfLine(); // NextLine() assumes that the
outputIt.NextLine(); // iterator is at the end of line.
}
}
template< typename TInputImage, typename TOutputImage >
void
ReflectImageFilter< TInputImage, TOutputImage >::PrintSelf(std::ostream & os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "Direction: " << m_Direction << std::endl;
}
} // end namespace itk
#endif //#if !defined( ITK_LEGACY_REMOVE )
#endif
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