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feature.cxx
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feature.cxx
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/*ckwg +29
* Copyright 2013-2015 by Kitware, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither name of Kitware, Inc. nor the names of any contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \file
* \brief core feature implementation
*/
#include "feature.h"
#include <vital/io/eigen_io.h>
namespace kwiver {
namespace vital {
/// output stream operator for a feature base class
std::ostream&
operator<<( std::ostream& s, feature const& f )
{
// TODO include covariance once stream operators are defined
s << f.loc().transpose() << " "
<< f.magnitude() << " "
<< f.scale() << " "
<< f.angle() << " "
<< f.color();
return s;
}
/// Default Constructor
template < typename T >
feature_< T >
::feature_()
: loc_( 0, 0 ),
magnitude_( 0 ),
scale_( 1 ),
angle_( 0 )
{
}
/// Constructor for a feature
template < typename T >
feature_< T >
::feature_( Eigen::Matrix< T, 2, 1 > const& loc,
T mag, T scale, T angle,
rgb_color const& color)
: loc_( loc ),
magnitude_( mag ),
scale_( scale ),
angle_( angle ),
color_( color )
{
}
/// Constructor for a feature_ from a feature
template < typename T >
feature_< T >
::feature_( feature const& f )
: loc_( f.loc().cast< T > () ),
magnitude_( static_cast< T > ( f.magnitude() ) ),
scale_( static_cast< T > ( f.scale() ) ),
angle_( static_cast< T > ( f.angle() ) ),
color_( f.color() )
{
}
/// output stream operator for a feature
template < typename T >
std::ostream&
operator<<( std::ostream& s, feature_< T > const& f )
{
// TODO include covariance once stream operators are defined
s << f.get_loc().transpose() << " "
<< f.get_magnitude() << " "
<< f.get_scale() << " "
<< f.get_angle() << " "
<< f.get_color();
return s;
}
/// input stream operator for a feature
template < typename T >
std::istream&
operator>>( std::istream& s, feature_< T >& f )
{
// TODO include covariance once stream operators are defined
Eigen::Matrix< T, 2, 1 > loc;
T magnitude;
T scale;
T angle;
rgb_color color;
s >> loc
>> magnitude
>> scale
>> angle
>> color;
f.set_loc( loc );
f.set_magnitude( magnitude );
f.set_scale( scale );
f.set_angle( angle );
f.set_color( color );
return s;
}
/// \cond DoxygenSuppress
#define INSTANTIATE_FEATURE( T ) \
template class VITAL_EXPORT feature_< T >; \
template VITAL_EXPORT std::ostream& \
operator<<( std::ostream& s, feature_< T > const& f ); \
template VITAL_EXPORT std::istream& \
operator>>( std::istream& s, feature_< T >& f )
INSTANTIATE_FEATURE( double );
INSTANTIATE_FEATURE( float );
#undef INSTANTIATE_FEATURE
/// \endcond
} } // end namespace vital