GeomPropagators/interface/PropagationDirectionChooser.h

0001 #ifndef _COMMONRECO_PropagationDirectionChooser_H_
0002 #define _COMMONRECO_PropagationDirectionChooser_H_
0003
0004 #include "DataFormats/TrajectorySeed/interface/PropagationDirection.h"
0005 #include "TrackingTools/TrajectoryState/interface/FreeTrajectoryState.h"
0006
0007 class FreeTrajectoryState;
0008 class Surface;
0009 class Cylinder;
0010 class Plane;
0011
0012 /** Determination of propagation direction towards a surface.
0013  * Uses code from the old BidirectionalPropagator. */
0014
0015 class PropagationDirectionChooser {
0016 public:
0017   PropagationDirectionChooser() {}
0018
0019   ~PropagationDirectionChooser() {}
0020
0021   PropagationDirection operator()(const FreeTrajectoryState&, const Surface&) const;
0022
0023   PropagationDirection operator()(const FreeTrajectoryState&, const Plane&) const;
0024
0025   PropagationDirection operator()(const FreeTrajectoryState&, const Cylinder&) const;
0026 };
0027
0028 #endif