BasicMultiVertexState.h

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#ifndef BasicMultiVertexState_H
#define BasicMultiVertexState_H
 
#include "RecoVertex/VertexPrimitives/interface/BasicVertexState.h"
#include "RecoVertex/VertexPrimitives/interface/VertexState.h"
#include "RecoVertex/GaussianSumVertexFit/interface/MultiVertexStateCombiner.h"
 
class BasicMultiVertexState final : public BasicVertexState {
public:
  BasicMultiVertexState() : valid(false) {}
 
  BasicMultiVertexState(const std::vector<VertexState>& vsComp);
 
  pointer clone() const override { return build<BasicMultiVertexState>(*this); }
 
  GlobalPoint position() const override;
 
  double time() const override;
 
  GlobalError error() const override;
 
  double timeError() const override;
 
  GlobalError error4D() const override;
 
  GlobalWeight weight() const override;
 
  GlobalWeight weight4D() const override;
 
  AlgebraicVector3 weightTimesPosition() const override;
 
  AlgebraicVector4 weightTimesPosition4D() const override;
 
  double weightInMixture() const override;
 
  std::vector<VertexState> components() const override { return theComponents; }
 
  bool isValid() const override { return valid; }
 
  bool is4D() const override {
    checkCombinedState();
    return theCombinedState.is4D();
  }
 
private:
  void checkCombinedState() const;
 
  bool valid;
  mutable std::vector<VertexState> theComponents;
  mutable VertexState theCombinedState;
  mutable bool theCombinedStateUp2Date;
 
  MultiVertexStateCombiner theCombiner;
};
 
#endif