/usr/include/ITK-4.9/itkPointSetToImageMetric.hxx is in libinsighttoolkit4-dev 4.9.0-4ubuntu1.
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 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 | /*=========================================================================
*
* 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 itkPointSetToImageMetric_hxx
#define itkPointSetToImageMetric_hxx
#include "itkPointSetToImageMetric.h"
namespace itk
{
/**
* Constructor
*/
template< typename TFixedPointSet, typename TMovingImage >
PointSetToImageMetric< TFixedPointSet, TMovingImage >
::PointSetToImageMetric()
{
m_FixedPointSet = ITK_NULLPTR; // has to be provided by the user.
m_MovingImage = ITK_NULLPTR; // has to be provided by the user.
m_Transform = ITK_NULLPTR; // has to be provided by the user.
m_Interpolator = ITK_NULLPTR; // has to be provided by the user.
m_ComputeGradient = true; // metric computes gradient by default
m_NumberOfPixelsCounted = 0; // initialize to zero
m_GradientImage = ITK_NULLPTR; // computed at initialization
}
/**
* Set the parameters that define a unique transform
*/
template< typename TFixedPointSet, typename TMovingImage >
void
PointSetToImageMetric< TFixedPointSet, TMovingImage >
::SetTransformParameters(const ParametersType & parameters) const
{
if ( !m_Transform )
{
itkExceptionMacro(<< "Transform has not been assigned");
}
m_Transform->SetParameters(parameters);
}
/**
* PrintSelf
*/
template< typename TFixedPointSet, typename TMovingImage >
void
PointSetToImageMetric< TFixedPointSet, TMovingImage >
::Initialize(void)
throw ( ExceptionObject )
{
if ( !m_Transform )
{
itkExceptionMacro(<< "Transform is not present");
}
if ( !m_Interpolator )
{
itkExceptionMacro(<< "Interpolator is not present");
}
if ( !m_MovingImage )
{
itkExceptionMacro(<< "MovingImage is not present");
}
if ( !m_FixedPointSet )
{
itkExceptionMacro(<< "FixedPointSet is not present");
}
// If the image is provided by a source, update the source.
if ( m_MovingImage->GetSource() )
{
m_MovingImage->GetSource()->Update();
}
// If the point set is provided by a source, update the source.
if ( m_FixedPointSet->GetSource() )
{
m_FixedPointSet->GetSource()->Update();
}
m_Interpolator->SetInputImage(m_MovingImage);
if ( m_ComputeGradient )
{
GradientImageFilterPointer gradientFilter =
GradientImageFilterType::New();
gradientFilter->SetInput(m_MovingImage);
const typename MovingImageType::SpacingType &
spacing = m_MovingImage->GetSpacing();
double maximumSpacing = 0.0;
for ( unsigned int i = 0; i < MovingImageDimension; i++ )
{
if ( spacing[i] > maximumSpacing )
{
maximumSpacing = spacing[i];
}
}
gradientFilter->SetSigma(maximumSpacing);
gradientFilter->SetNormalizeAcrossScale(true);
gradientFilter->Update();
m_GradientImage = gradientFilter->GetOutput();
}
}
/**
* PrintSelf
*/
template< typename TFixedPointSet, typename TMovingImage >
void
PointSetToImageMetric< TFixedPointSet, TMovingImage >
::PrintSelf(std::ostream & os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "Moving Image: " << m_MovingImage.GetPointer() << std::endl;
os << indent << "Fixed Image: " << m_FixedPointSet.GetPointer() << std::endl;
os << indent << "Gradient Image: " << m_GradientImage.GetPointer() << std::endl;
os << indent << "Transform: " << m_Transform.GetPointer() << std::endl;
os << indent << "Interpolator: " << m_Interpolator.GetPointer() << std::endl;
os << indent << "Number of Pixels Counted: " << m_NumberOfPixelsCounted << std::endl;
os << indent << "Compute Gradient: " << m_ComputeGradient << std::endl;
}
} // end namespace itk
#endif
|