MaterialProperties.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
// MaterialProperties.h, (c) ATLAS Detector software
 
#ifndef TRKGEOMETRY_MATERIALPROPERTIES_H
#define TRKGEOMETRY_MATERIALPROPERTIES_H
 
#include "GaudiKernel/MsgStream.h"
#include "TrkGeometry/Material.h"
// STD
#include <iosfwd>
 
class MaterialPropertiesCnv_p1;
 
namespace Trk {
 
class MaterialProperties {
 public:
  MaterialProperties() = default;
  MaterialProperties(const MaterialProperties& mprop) = default;
  MaterialProperties& operator=(const MaterialProperties& mprop) = default;
  MaterialProperties(MaterialProperties&& mprop) = default;
  MaterialProperties& operator=(MaterialProperties&& mprop) = default;
  ~MaterialProperties() = default;
 
  MaterialProperties(float path, float Xo, float Lo, float averageA,
                     float averageZ, float averageRho, float dEdX = 0.);
 
  MaterialProperties(const Material& material, float path);
 
  MaterialProperties* clone() const;
 
  MaterialProperties& operator*=(float scale);
 
  const Material& material() const;
 
  Material& material();
 
  float x0() const;
 
  float l0() const;
 
  float thickness() const;
 
  float thicknessInX0() const;
 
  float thicknessInL0() const;
 
  float averageZ() const;
 
  float averageA() const;
 
  float averageRho() const;
 
  float zOverAtimesRho() const;
 
  float zOverAtimesRhoTimesD() const;
 
  float dEdX() const;
 
  void addMaterial(const Material& mp, float dInX0);
 
  void setMaterial(const Material& mp, float thickness = 1.);
 
 protected:
  friend class ::MaterialPropertiesCnv_p1;
 
  void setDeDx(float dEdX);
 
  Material m_material;
  float m_dInX0 = 0;  
  float m_dInL0 = 0;  
  float m_zOaTrTd =
      0;  
};
MsgStream& operator<<(MsgStream& sl, const MaterialProperties& mprop);
std::ostream& operator<<(std::ostream& sl, const MaterialProperties& mprop);
 
typedef std::vector<const MaterialProperties*> MaterialPropertiesVector;
typedef std::vector<MaterialPropertiesVector> MaterialPropertiesMatrix;
 
}  // namespace Trk
 
#include "TrkGeometry/MaterialProperties.icc"
#endif  // TRKGEOMETRY_MATERIALPROPERTIES_H