DetGeomDesc.h

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/****************************************************************************
*
* Authors:
*   Jan Kašpar (jan.kaspar@gmail.com) 
*   CMSSW developpers (based on class GeometricDet)
*
****************************************************************************/

#ifndef Geometry_VeryForwardGeometryBuilder_DetGeomDesc
#define Geometry_VeryForwardGeometryBuilder_DetGeomDesc

#include <utility>
#include <vector>

#include "DataFormats/DetId/interface/DetId.h"
#include <Math/Rotation3D.h>

class DDFilteredView;
class CTPPSRPAlignmentCorrectionData;

class DetGeomDesc
{
 public:
  using Container = std::vector< DetGeomDesc* >;
  using RotationMatrix = ROOT::Math::Rotation3D;
  using Translation = ROOT::Math::DisplacementVector3D<ROOT::Math::Cartesian3D<double>>;

  DetGeomDesc( DDFilteredView* fv );
  
  DetGeomDesc( const DetGeomDesc & );
  DetGeomDesc& operator= ( const DetGeomDesc & );
  
  virtual ~DetGeomDesc();
  
  void setGeographicalID(DetId id) { m_geographicalID = id; }
  DetId geographicalID() const { return m_geographicalID; }
  
  Container components() const;
  float parentZPosition() const { return m_z; }
  
  void addComponent( DetGeomDesc* );
  bool isLeaf() const { return m_container.empty(); }
  
  RotationMatrix    rotation() const { return m_rot; }
  Translation       translation() const { return m_trans; }
  const std::string&    name() const { return m_name; }
  std::vector<double>   params() const { return m_params; }
  int copyno() const { return m_copy; }
  
  void applyAlignment( const CTPPSRPAlignmentCorrectionData& );
  
 private:
  DetGeomDesc() {}
  void deleteComponents(); 
  void deepDeleteComponents(); 
  void clearComponents() { m_container.resize(0); }
  
  Container      m_container;
  Translation m_trans;
  RotationMatrix m_rot;
  std::string m_name;
  std::vector<double> m_params;
  DetId m_geographicalID;
  int m_copy;
  float m_z;
};

#endif