Geometry/CSCGeometry/src/CSCNonslantedWireGeometry.h - master - githubmirror/cmssw

Geometry/CSCGeometry/src/CSCNonslantedWireGeometry.h

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11 май 2019, 12:09

11 май 2019, 12:0902cea70

#ifndef CSC_NONSLANTED_WIRE_GEOMETRY_H
#define CSC_NONSLANTED_WIRE_GEOMETRY_H

/** \class CSCNonslantedWireGeometry
 * A concrete CSCWireGeometry in which the wires are not slanted,
 * i.e. they are all parallel to the local x axis.
 *
 * \author Tim Cox
 *
 */

#include "Geometry/CSCGeometry/interface/CSCWireGeometry.h"
#include "Geometry/CSCGeometry/interface/nint.h"
#include "DataFormats/GeometryVector/interface/LocalPoint.h"

class CSCNonslantedWireGeometry : public CSCWireGeometry {
public:
  ~CSCNonslantedWireGeometry() override {}

  /**
   * Constructor from wire spacing
   */
  CSCNonslantedWireGeometry(double wireSpacing, double yOfFirstWire, double narrow, double wide, double length)
      : CSCWireGeometry(wireSpacing, yOfFirstWire, narrow, wide, length) {}

  /**
   * The angle of the wires w.r.t local x axis (in radians)
   */
  float wireAngle() const override { return 0.; }

  /**
   * The nearest (virtual) wire to a given LocalPoint.
   * Beware that this wire might not exist or be read out!
   */
  int nearestWire(const LocalPoint& lp) const override { return 1 + nint((lp.y() - yOfFirstWire()) / wireSpacing()); }

  /**
   * Local y of a given wire 'number' (float) at given x
   * For nonslanted wires this y is independent of x.
   */
  float yOfWire(float wire, float x = 0.) const override { return yOfFirstWire() + (wire - 1.) * wireSpacing(); }

  /**
   * Clone to handle correct copy of component objects referenced
   * by base class pointer.
   */
  CSCWireGeometry* clone() const override { return new CSCNonslantedWireGeometry(*this); }
};

#endif