TrackingTools/GsfTools/interface/GaussianStateLessWeight.h - master - githubmirror/cmssw

TrackingTools/GsfTools/interface/GaussianStateLessWeight.h

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03 июн 2019, 06:51

03 июн 2019, 06:51c1b767c

#ifndef GaussianStateLessWeight_h_
#define GaussianStateLessWeight_h_

#include "TrackingTools/GsfTools/interface/SingleGaussianState.h"
#include <memory>

/** \class GaussianStateLessWeight
 * Compare two SingleGaussianState acc. to their weight.
 */

template <unsigned int N>
class GaussianStateLessWeight {
private:
  typedef std::shared_ptr<SingleGaussianState<N> > SingleStatePtr;

public:
  GaussianStateLessWeight() {}
  bool operator()(const SingleStatePtr& a, const SingleStatePtr& b) const {
    // ThS: No validity for SingleGaussianState
    //     if ( !a.isValid() || !b.isValid() )  return false;
    return a->weight() > b->weight();
  }
};

#endif