GlobalAlignment.h

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//==========================================================================
//  AIDA Detector description implementation 
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================
#ifndef DD4HEP_GLOBALALIGNMENT_H
#define DD4HEP_GLOBALALIGNMENT_H
 
// Framework include files
#include <DD4hep/Objects.h>
#include <DD4hep/Volumes.h>
#include <DD4hep/Alignments.h>
#include <TGeoPhysicalNode.h>
 
namespace dd4hep {
 
  namespace align {
 
 
    class GlobalAlignment : public Handle<TGeoPhysicalNode> {
    public:
      GlobalAlignment() = default;
      GlobalAlignment(TGeoPhysicalNode* p) : Handle<TGeoPhysicalNode>(p)  {}
      GlobalAlignment(const GlobalAlignment& c) = default;
      template <typename Q> GlobalAlignment(const Handle<Q>& e)
        : Handle<TGeoPhysicalNode>(e) {
      }
      GlobalAlignment(const std::string& path);
      GlobalAlignment& operator=(const GlobalAlignment& c) = default;
      int numNodes() const;
      PlacedVolume placement()   const;
      PlacedVolume motherPlacement(int level_up = 1)   const;
 
      PlacedVolume nodePlacement(int level=-1)   const;
      Transform3D toGlobal(int level=-1) const;
      Position toGlobal(const Position& localPoint, int level=-1) const;
      Position globalToLocal(const Position& globalPoint, int level=-1) const;
 
      Transform3D toMother(int level=-1) const;
 
      Transform3D nominal() const;
      Transform3D delta() const;
      Transform3D invDelta() const;
    };
 
  }       /* End namespace align                */
}         /* End namespace dd4hep                    */
#endif // DD4HEP_GLOBALALIGNMENT_H