HelixPlaneCrossing.h

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#ifndef HelixPlaneCrossing_H
#define HelixPlaneCrossing_H

#include "DataFormats/GeometryVector/interface/Basic3DVector.h"

#include <utility>

class Plane;

class HelixPlaneCrossing {
public:

  typedef Basic3DVector<float> PositionType;
  typedef Basic3DVector<float> DirectionType;

  virtual std::pair<bool, double> pathLength(const Plane&) = 0;

  virtual PositionType position(double s) const = 0;

  virtual DirectionType direction(double s) const = 0;

  virtual ~HelixPlaneCrossing() = default;
};

#endif