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Topology.h

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#ifndef Geometry_CommonTopologies_Topology_H
#define Geometry_CommonTopologies_Topology_H

#include "DataFormats/GeometryVector/interface/LocalPoint.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/LocalError.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/MeasurementPoint.h"
#include "DataFormats/GeometryCommonDetAlgo/interface/MeasurementError.h"

class GeomDetType;

class Topology {
public:

  virtual ~Topology() {}
  
  // Conversion between measurement (strip, pixel, ...) coordinates
  // and local cartesian coordinates

  virtual LocalPoint localPosition( const MeasurementPoint& ) const = 0;

  virtual LocalError 
  localError( const MeasurementPoint&, const MeasurementError& ) const = 0;

  virtual MeasurementPoint measurementPosition( const LocalPoint&) const = 0;

  virtual MeasurementError 
  measurementError( const LocalPoint&, const LocalError& ) const = 0;

  virtual int channel( const LocalPoint& p) const = 0;

private:

};

#endif

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