/usr/include/vtk-5.8/vtkImageIterator.txx is in libvtk5-dev 5.8.0-5.
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 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | /*=========================================================================
Program: Visualization Toolkit
Module: vtkImageIterator.txx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/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 notice for more information.
=========================================================================*/
// Include blockers needed since vtkImageIterator.h includes this file
// when VTK_NO_EXPLICIT_TEMPLATE_INSTANTIATION is defined.
#ifndef __vtkImageIterator_txx
#define __vtkImageIterator_txx
#include "vtkImageIterator.h"
#include "vtkImageData.h"
//----------------------------------------------------------------------------
template <class DType>
vtkImageIterator<DType>::vtkImageIterator()
{
this->Pointer = 0;
this->EndPointer = 0;
this->SpanEndPointer = 0;
this->SliceEndPointer = 0;
}
//----------------------------------------------------------------------------
template <class DType>
void vtkImageIterator<DType>::Initialize(vtkImageData *id, int *ext)
{
this->Pointer = static_cast<DType *>(id->GetScalarPointerForExtent(ext));
id->GetIncrements(this->Increments[0], this->Increments[1],
this->Increments[2]);
id->GetContinuousIncrements(ext,this->ContinuousIncrements[0],
this->ContinuousIncrements[1],
this->ContinuousIncrements[2]);
this->EndPointer =
static_cast<DType *>(id->GetScalarPointer(ext[1],ext[3],ext[5]))
+this->Increments[0];
// if the extent is empty then the end pointer should equal the beg pointer
if (ext[1] < ext[0] || ext[3] < ext[2] || ext[5] < ext[4])
{
this->EndPointer = this->Pointer;
}
this->SpanEndPointer =
this->Pointer + this->Increments[0]*(ext[1] - ext[0] + 1);
this->SliceEndPointer =
this->Pointer + this->Increments[1]*(ext[3] - ext[2] + 1);
}
//----------------------------------------------------------------------------
template <class DType>
vtkImageIterator<DType>::vtkImageIterator(vtkImageData *id, int *ext)
{
this->Initialize(id, ext);
}
//----------------------------------------------------------------------------
template <class DType>
void vtkImageIterator<DType>::NextSpan()
{
this->Pointer += this->Increments[1];
this->SpanEndPointer += this->Increments[1];
if (this->Pointer >= this->SliceEndPointer)
{
this->Pointer += this->ContinuousIncrements[2];
this->SpanEndPointer += this->ContinuousIncrements[2];
this->SliceEndPointer += this->Increments[2];
}
}
#endif
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