/usr/include/ITK-4.5/itkImageScanlineConstIterator.hxx is in libinsighttoolkit4-dev 4.5.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | /*=========================================================================
*
* 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 __itkImageScanlineConstIterator_hxx
#define __itkImageScanlineConstIterator_hxx
#include "itkImageScanlineConstIterator.h"
namespace itk
{
template< typename TImage >
void
ImageScanlineConstIterator< TImage >
::Increment()
{
// increment to the next scanline
// Get the index of the last pixel on the span (row)
IndexType ind = this->m_Image->ComputeIndex( static_cast< OffsetValueType >( m_SpanEndOffset -1 ) );
const IndexType &startIndex = this->m_Region.GetIndex();
const SizeType &size = this->m_Region.GetSize();
// Check to see if we are past the last pixel in the region
// Note that ++ind[0] moves to the next pixel along the row.
++ind[0];
bool done = ( ind[0] == startIndex[0] + static_cast< IndexValueType >( size[0] ) );
for ( unsigned int i = 1; done && i < ImageIteratorDimension; ++i )
{
done = ( ind[i] == startIndex[i] + static_cast< IndexValueType >( size[i] ) - 1 );
}
// if the iterator is outside the region (but not past region begin) then
// we need to wrap around the region
unsigned int dim = 0;
if ( !done )
{
while ( ( ( dim + 1 ) < ImageIteratorDimension )
&& ( ind[dim] > startIndex[dim] + static_cast< IndexValueType >( size[dim] ) - 1 ) )
{
ind[dim] = startIndex[dim];
ind[++dim]++;
}
}
this->m_Offset = this->m_Image->ComputeOffset(ind);
m_SpanEndOffset = this->m_Offset + static_cast< OffsetValueType >( size[0] );
m_SpanBeginOffset = this->m_Offset;
}
} // end namespace itk
#endif
|