73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
// Copyright (c) 2017 GeometryFactory Sarl (France).
|
|
// All rights reserved.
|
|
//
|
|
// This file is part of CGAL (www.cgal.org).
|
|
//
|
|
// $URL: https://github.com/CGAL/cgal/blob/v5.1/Classification/include/CGAL/Classification/Feature/Simple_feature.h $
|
|
// $Id: Simple_feature.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
|
|
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
|
|
//
|
|
// Author(s) : Simon Giraudot
|
|
|
|
#ifndef CGAL_CLASSIFICATION_SIMPLE_FEATURE_H
|
|
#define CGAL_CLASSIFICATION_SIMPLE_FEATURE_H
|
|
|
|
#include <CGAL/license/Classification.h>
|
|
|
|
#include <vector>
|
|
#include <CGAL/Classification/Feature_base.h>
|
|
|
|
namespace CGAL {
|
|
|
|
namespace Classification {
|
|
|
|
namespace Feature {
|
|
|
|
/*!
|
|
\ingroup PkgClassificationFeatures
|
|
|
|
%Feature based on a user-defined scalar field.
|
|
|
|
\tparam InputRange model of `ConstRange`. Its iterator type
|
|
is `RandomAccessIterator`.
|
|
\tparam PropertyMap model of `ReadablePropertyMap` whose key
|
|
type is the value type of the iterator of `PointRange` and value type
|
|
is statically castable to `float`.
|
|
*/
|
|
template <typename InputRange, typename PropertyMap>
|
|
class Simple_feature : public Feature_base
|
|
{
|
|
const InputRange& m_input;
|
|
PropertyMap m_pmap;
|
|
|
|
public:
|
|
/*!
|
|
\brief Constructs the feature using an input range and a property map.
|
|
|
|
\param input point range.
|
|
\param property_map property map to access scalar field.
|
|
\param name name of the property (no default name is given).
|
|
*/
|
|
Simple_feature (const InputRange& input,
|
|
PropertyMap property_map,
|
|
const std::string& name)
|
|
: m_input (input), m_pmap (property_map)
|
|
{
|
|
this->set_name (name);
|
|
}
|
|
/// \cond SKIP_IN_MANUAL
|
|
virtual float value (std::size_t pt_index)
|
|
{
|
|
return static_cast<float> (get (m_pmap, *(m_input.begin()+pt_index)));
|
|
}
|
|
/// \endcond
|
|
};
|
|
|
|
} // namespace Feature
|
|
|
|
} // namespace Classification
|
|
|
|
} // namespace CGAL
|
|
|
|
#endif // CGAL_CLASSIFICATION_SIMPLE_FEATURE_H
|