/usr/include/InsightToolkit/Common/itkPolyLineParametricPath.txx is in libinsighttoolkit3-dev 3.20.1-1.
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 83 84 85 86 87 88 89 90 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkPolyLineParametricPath.txx
Language: C++
Date: $Date$
Version: $Revision$
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 __itkPolyLineParametricPath_txx
#define __itkPolyLineParametricPath_txx
#include "itkPolyLineParametricPath.h"
#include <math.h>
namespace itk
{
template<unsigned int VDimension>
typename PolyLineParametricPath<VDimension>::OutputType
PolyLineParametricPath<VDimension>
::Evaluate( const InputType & input ) const
{
OutputType output;
PointType outputPoint;
VertexType vertex0;
VertexType vertex1;
double fractionOfLineSegment;
// Handle the endpoint carefully, since there is no following vertex
if( input >= InputType( m_VertexList->Size() - 1 ) )
{
return m_VertexList->ElementAt(m_VertexList->Size() - 1); // the last vertex
}
vertex0 = m_VertexList->ElementAt( int(input) );
vertex1 = m_VertexList->ElementAt( int(input+1.0) );
fractionOfLineSegment = input - int(input);
outputPoint = vertex0 + (vertex1-vertex0)*fractionOfLineSegment;
// For some stupid reason, there is no easy way to cast from a point to a
// continuous index.
for( unsigned int i=0; i<VDimension; i++ ) { output[i] = outputPoint[i]; }
return output;
}
//template<unsigned int VDimension>
//typename PolyLineParametricPath<VDimension>::VectorType
//PolyLineParametricPath<VDimension>
//::EvaluateDerivative(const InputType & input) const
//{
//}
/**
* Constructor
*/
template <unsigned int VDimension>
PolyLineParametricPath<VDimension>
::PolyLineParametricPath()
{
this->SetDefaultInputStepSize( 0.3 );
m_VertexList = VertexListType::New();
}
/**
* Standard "PrintSelf" method
*/
template <unsigned int VDimension>
void
PolyLineParametricPath<VDimension>
::PrintSelf( std::ostream& os, Indent indent) const
{
Superclass::PrintSelf( os, indent );
os << indent << "Verticies: " << m_VertexList << std::endl;
}
} // end namespace itk
#endif
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