OnStateApplier.dcl.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#pragma once
 
#include <tracking/trackingUtilities/findlets/base/Findlet.h>
 
#include <tracking/trackingUtilities/numerics/WithWeight.h>
#include <tracking/trackingUtilities/numerics/Weight.h>
 
#include <vector>
 
namespace Belle2 {

  template <class AState>
  class OnStateApplier : public
    TrackingUtilities::Findlet<const TrackingUtilities::WithWeight<const AState*>, TrackingUtilities::WithWeight<AState*>> {
  private:
    using Super =
      TrackingUtilities::Findlet<const TrackingUtilities::WithWeight<const AState*>, TrackingUtilities::WithWeight<AState*>>;
 
  public:
    using Object = std::pair<const std::vector<TrackingUtilities::WithWeight<const AState*>>, AState*>;

    void apply(const std::vector<TrackingUtilities::WithWeight<const AState*>>& currentPath,
               std::vector<TrackingUtilities::WithWeight<AState*>>& childStates) override;

    virtual TrackingUtilities::Weight operator()(const Object& object);
  };

}