/usr/include/InsightToolkit/Common/itkSpatialOrientationAdapter.h 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 91 92 93 94 95 96 97 98 99 100 101 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkSpatialOrientationAdapter.h
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.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 __itkSpatialOrientationAdapter_h
#define __itkSpatialOrientationAdapter_h
#include "itkOrientationAdapter.h"
#include "itkSpatialOrientation.h"
#include "itkConceptChecking.h"
namespace itk
{
//
// Helper functions, better than Macros
//
namespace Function
{
inline unsigned Max3(double x, double y, double z)
{
const double obliquityThresholdCosineValue = 0.001;
double absX = vnl_math_abs(x);
double absY = vnl_math_abs(y);
double absZ = vnl_math_abs(z);
if ( ( absX > obliquityThresholdCosineValue ) && ( absX > absY ) && ( absX > absZ ))
{
return 0;
}
else if ( ( absY > obliquityThresholdCosineValue ) && ( absY > absX ) && ( absY > absZ ) )
{
return 1;
}
else if ( ( absZ > obliquityThresholdCosineValue ) && ( absZ > absX ) && ( absZ > absY ) )
{
return 2;
}
// they must all be equal, so just say x
return 0;
}
inline int Sign(double x)
{
if(x < 0)
{
return -1;
}
return 1;
}
} // namespace Function
/** \class SpatialOrientationAdapter
* \brief converts SpatialOrientation flags to/from direction cosines
*/
class ITKCommon_EXPORT SpatialOrientationAdapter :
public OrientationAdapterBase<SpatialOrientation::ValidCoordinateOrientationFlags,3>
{
public:
/** typedef for superclass */
typedef SpatialOrientationAdapter Self;
typedef OrientationAdapterBase<SpatialOrientation::ValidCoordinateOrientationFlags,3>
SuperClass;
typedef SpatialOrientation::ValidCoordinateOrientationFlags OrientationType;
/** typedef for direction cosines */
typedef SuperClass::DirectionType DirectionType;
/** Constructor */
SpatialOrientationAdapter() {};
/** convert from direction cosines. */
virtual OrientationType FromDirectionCosines(const DirectionType &Dir);
/** convert to direction cosines. */
virtual DirectionType ToDirectionCosines(const OrientationType &Or);
};
} // namespace itk
#endif // __itkSpatialOrientationAdapter_h
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