multi_channel_2d_comparison_feature.h

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 *  Point Cloud Library (PCL) - www.pointclouds.org
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#pragma once
 
#include <pcl/common/common.h>
 
#include <istream>
#include <ostream>
 
namespace pcl {
 
/** Feature for comparing two sample points in 2D multi-channel data. */
template <class PointT>
class PCL_EXPORTS MultiChannel2DComparisonFeature {
public:
  /** Constructor. */
  MultiChannel2DComparisonFeature() : p1(), p2(), channel(0) {}
 
  /** Destructor. */
  virtual ~MultiChannel2DComparisonFeature() = default;
 
  /** Serializes the feature to a stream.
   *
   * \param[out] stream the destination for the serialization
   */
  inline void
  serialize(std::ostream& stream) const
  {
    p1.serialize(stream);
    p2.serialize(stream);
    stream.write(reinterpret_cast<const char*>(&channel), sizeof(channel));
  }
 
  /** Deserializes the feature from a stream.
   *
   * \param[in] stream the source for the deserialization
   */
  inline void
  deserialize(std::istream& stream)
  {
    p1.deserialize(stream);
    p2.deserialize(stream);
    stream.read(reinterpret_cast<char*>(&channel), sizeof(channel));
  }
 
public:
  /** First sample point. */
  PointT p1;
  /** Second sample point. */
  PointT p2;
  /** Specifies which channel is used for comparison. */
  unsigned char channel;
};
 
} // namespace pcl