/usr/include/ITK-4.9/itkNumericTraitsVectorPixel.h 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.
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*
* 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 itkNumericTraitsVectorPixel_h
#define itkNumericTraitsVectorPixel_h
#include "itkNumericTraits.h"
#include "itkVector.h"
namespace itk
{
/** \brief NumericTraits for Vector
* \tparam T Component type for Vector
* \tparam D Space dimension (Dimension of Vector)
*/
template< typename T, unsigned int D >
class NumericTraits< Vector< T, D > >
{
private:
typedef typename NumericTraits< T >::AbsType ElementAbsType;
typedef typename NumericTraits< T >::AccumulateType ElementAccumulateType;
typedef typename NumericTraits< T >::FloatType ElementFloatType;
typedef typename NumericTraits< T >::PrintType ElementPrintType;
typedef typename NumericTraits< T >::RealType ElementRealType;
public:
/** Return the type of the native component type. */
typedef T ValueType;
typedef Vector< T, D > Self;
/** Unsigned component type */
typedef Vector< ElementAbsType, D > AbsType;
/** Accumulation of addition and multiplication. */
typedef Vector< ElementAccumulateType, D > AccumulateType;
/** Typedef for operations that use floating point instead of real precision
*/
typedef Vector< ElementFloatType, D > FloatType;
/** Return the type that can be printed. */
typedef Vector< ElementPrintType, D > PrintType;
/** Type for real-valued scalar operations. */
typedef Vector< ElementRealType, D > RealType;
/** Type for real-valued scalar operations. */
typedef ElementRealType ScalarRealType;
/** Measurement vector type */
typedef Self MeasurementVectorType;
/** Component wise defined element
*
* \note minimum value for floating pointer types is defined as
* minimum positive normalize value.
*/
static const Self max(const Self &)
{
return Self( NumericTraits< T >::max() );
}
static const Self min(const Self &)
{
return Self( NumericTraits< T >::min() );
}
static const Self max()
{
return Self( NumericTraits< T >::max() );
}
static const Self min()
{
return Self( NumericTraits< T >::min() );
}
static const Self NonpositiveMin()
{
return Self( NumericTraits< T >::NonpositiveMin() );
}
static const Self ZeroValue()
{
return Self( NumericTraits< T >::ZeroValue() );
}
static const Self OneValue()
{
return Self( NumericTraits< T >::OneValue() );
}
static const Self NonpositiveMin(const Self &)
{
return NonpositiveMin();
}
static const Self ZeroValue(const Self &)
{
return ZeroValue();
}
static const Self OneValue(const Self &)
{
return OneValue();
}
static bool IsPositive( const Self & a)
{
bool flag = false;
for (unsigned int i=0; i < GetLength( a ); i++)
{
if ( a[i] > NumericTraits< ValueType >::ZeroValue() )
{
flag = true;
}
}
return flag;
}
static bool IsNonpositive( const Self & a)
{
bool flag = false;
for (unsigned int i=0; i < GetLength( a ); i++)
{
if ( ! (a[i] > 0.0 ) )
{
flag = true;
}
}
return flag;
}
static bool IsNegative( const Self & a)
{
bool flag = false;
for (unsigned int i=0; i < GetLength( a ); i++)
{
if ( a[i] < 0.0 )
{
flag = true;
}
}
return flag;
}
static bool IsNonnegative( const Self & a)
{
bool flag = false;
for (unsigned int i=0; i < GetLength( a ); i++)
{
if ( ! (a[i] < 0.0 ))
{
flag = true;
}
}
return flag;
}
static const bool IsSigned = NumericTraits< ValueType >::IsSigned;
static const bool IsInteger = NumericTraits< ValueType >::IsInteger;
static const bool IsComplex = NumericTraits< ValueType >::IsComplex;
/** Fixed length vectors cannot be resized, so an exception will
* be thrown if the input size is not valid. If the size is valid
* the vector will be filled with zeros. */
static void SetLength(Vector< T, D > & m, const unsigned int s)
{
if ( s != D )
{
itkGenericExceptionMacro(<< "Cannot set the size of a Vector of length "
<< D << " to " << s);
}
m.Fill(NumericTraits< T >::ZeroValue());
}
/** Return the size of the vector. */
static unsigned int GetLength(const Vector< T, D > &)
{
return D;
}
/** Return the size of the vector. */
static unsigned int GetLength()
{
return D;
}
static void AssignToArray( const Self & v, MeasurementVectorType & mv )
{
mv = v;
}
template<typename TArray>
static void AssignToArray( const Self & v, TArray & mv )
{
for( unsigned int i=0; i<D; i++ )
{
mv[i] = v[i];
}
}
/** \note: the functions are preferred over the member variables as
* they are defined for all partial specialization
*/
static const Self ITKCommon_EXPORT Zero;
static const Self ITKCommon_EXPORT One;
};
} // end namespace itk
#endif // itkNumericTraitsVectorPixel_h
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