/usr/include/InsightToolkit/Common/itkRGBPixel.txx is in libinsighttoolkit3-dev 3.20.1+git20120521-6build1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkRGBPixel.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 __itkRGBPixel_txx
#define __itkRGBPixel_txx
#include "itkRGBPixel.h"
#include "itkNumericTraits.h"
namespace itk
{
/**
* Assigment from a plain array
*/
template<class T>
RGBPixel<T>&
RGBPixel<T>
::operator= (const ComponentType r[3])
{
BaseArray::operator=(r);
return *this;
}
/**
* Returns a temporary copy of a vector
*/
template<class T>
RGBPixel<T>
RGBPixel<T>
::operator+(const Self & r) const
{
Self result;
for( unsigned int i=0; i<3; i++)
{
result[i] = (*this)[i] + r[i];
}
return result;
}
/**
* Returns a temporary copy of a vector
*/
template<class T>
RGBPixel<T>
RGBPixel<T>
::operator-(const Self & r) const
{
Self result;
for( unsigned int i=0; i<3; i++)
{
result[i] = (*this)[i] - r[i];
}
return result;
}
/**
* Returns a temporary copy of a vector
*/
template<class T>
const RGBPixel<T> &
RGBPixel<T>
::operator+=(const Self & r)
{
for( unsigned int i=0; i<3; i++)
{
(*this)[i] += r[i];
}
return *this;
}
/**
* Returns a temporary copy of a vector
*/
template<class T>
const RGBPixel<T> &
RGBPixel<T>
::operator-=(const Self & r)
{
for( unsigned int i=0; i<3; i++)
{
(*this)[i] -= r[i];
}
return *this;
}
/**
* Returns a temporary copy of a vector
*/
template<class T>
RGBPixel<T>
RGBPixel<T>
::operator*(const ComponentType & r) const
{
Self result;
for( unsigned int i=0; i<3; i++)
{
result[i] = (*this)[i] * r;
}
return result;
}
/**
* Returns the results from a test for equality (all components must be equal)
*/
template<class T>
bool
RGBPixel<T>
::operator==(const Self & r) const
{
for( unsigned int i=0; i<3; i++)
{
if((*this)[i] != r[i])
{
return false;
}
}
return true;
}
/**
* Returns the results from a test for less than (all components must be less than)
*/
template<class T>
bool
RGBPixel<T>
::operator<(const Self & r) const
{
for( unsigned int i=0; i<3; i++)
{
if((*this)[i] >= r[i])
{
return false;
}
}
return true;
}
/**
* Compute luminance
*/
template<class T>
typename RGBPixel<T>::ComponentType
RGBPixel<T>
::GetLuminance() const
{
const double luminance =
0.30 * this->GetRed() +
0.59 * this->GetGreen() +
0.11 * this->GetBlue();
return static_cast<ComponentType>( luminance );
}
/**
* Print content to an ostream
*/
template<class TComponent>
std::ostream &
operator<<(std::ostream& os,const RGBPixel<TComponent> & c )
{
os << static_cast<typename NumericTraits<TComponent>::PrintType>(c[0]) << " ";
os << static_cast<typename NumericTraits<TComponent>::PrintType>(c[1]) << " ";
os << static_cast<typename NumericTraits<TComponent>::PrintType>(c[2]);
return os;
}
/**
* Read content from an istream
*/
template<class TComponent>
std::istream &
operator>>(std::istream& is, RGBPixel<TComponent> & c )
{
TComponent red;
TComponent green;
TComponent blue;
is >> red >> green >> blue;
c.SetRed( red );
c.SetGreen( green );
c.SetBlue( blue );
return is;
}
} // end namespace itk
#endif
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