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File indexing completed on 2025-02-21 09:58:02
0001 //========================================================================== 0002 // AIDA Detector description implementation 0003 //-------------------------------------------------------------------------- 0004 // Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN) 0005 // All rights reserved. 0006 // 0007 // For the licensing terms see $DD4hepINSTALL/LICENSE. 0008 // For the list of contributors see $DD4hepINSTALL/doc/CREDITS. 0009 // 0010 // \author Markus Frank 0011 // \date 2016-10-18 0012 // \version 1.0 0013 // 0014 //========================================================================== 0015 #ifndef DD4HEP_MULTISEGMENTATION_H 0016 #define DD4HEP_MULTISEGMENTATION_H 1 0017 0018 // Framework include files 0019 #include <DD4hep/Segmentations.h> 0020 #include <DDSegmentation/MultiSegmentation.h> 0021 0022 /// Namespace for the AIDA detector description toolkit 0023 namespace dd4hep { 0024 0025 /// Namespace for base segmentations 0026 namespace DDSegmentation { class MultiSegmentation; } 0027 0028 /// We need some abbreviation to make the code more readable. 0029 typedef Handle<SegmentationWrapper<DDSegmentation::MultiSegmentation> > MultiSegmentationHandle; 0030 0031 /// Implementation class for the grid XZ segmentation. 0032 /** 0033 * Concrete user handle to serve specific needs of client code 0034 * which requires access to the base functionality not served 0035 * by the super-class Segmentation. 0036 * 0037 * Note: 0038 * We only check the validity of the underlying handle. 0039 * If for whatever reason the implementation object is not valid 0040 * This is not checked. 0041 * In principle this CANNOT happen unless some brain-dead has 0042 * fiddled with the handled object directly..... 0043 * 0044 * Note: 0045 * The handle base corresponding to this object in for 0046 * conveniance reasons instantiated in dd4hep/src/Segmentations.cpp. 0047 * 0048 * \author M.Frank 0049 * \version 1.0 0050 * \ingroup DD4HEP_CORE 0051 */ 0052 class MultiSegmentation : public MultiSegmentationHandle { 0053 public: 0054 typedef DDSegmentation::MultiSegmentation::Segmentations Segmentations; 0055 0056 public: 0057 /// Default constructor 0058 MultiSegmentation() = default; 0059 /// Copy constructor 0060 MultiSegmentation(const MultiSegmentation& e) = default; 0061 /// Copy Constructor from segmentation base object 0062 MultiSegmentation(const Segmentation& e) : Handle<Object>(e) {} 0063 /// Copy constructor from handle 0064 MultiSegmentation(const Handle<Object>& e) : Handle<Object>(e) {} 0065 /// Copy constructor from other polymorph/equivalent handle 0066 template <typename Q> MultiSegmentation(const Handle<Q>& e) : Handle<Object>(e) {} 0067 /// Assignment operator 0068 MultiSegmentation& operator=(const MultiSegmentation& seg) = default; 0069 /// Equality operator 0070 bool operator==(const MultiSegmentation& seg) const 0071 { return m_element == seg.m_element; } 0072 /// access the field name used to discriminate sub-segmentations 0073 const std::string& discriminatorName() const; 0074 /// Discriminating bitfield entry 0075 const BitFieldElement* discriminator() const; 0076 /// The underlying sub-segementations 0077 const Segmentations& subSegmentations() const; 0078 /// determine the position based on the cell ID 0079 Position position(const CellID& cellID) const; 0080 /// determine the cell ID based on the position 0081 CellID cellID(const Position& local, const Position& global, const VolumeID& volID) const; 0082 const std::string& fieldNameY() const; 0083 /** \brief Returns a vector<double> of the cellDimensions of the given cell ID 0084 in natural order of dimensions, e.g., dx/dy/dz, or dr/r*dPhi 0085 0086 Returns a vector of the cellDimensions of the given cell ID 0087 \param cellID is ignored as all cells have the same dimension 0088 \return std::vector<double> size 2: 0089 -# size in x 0090 -# size in z 0091 */ 0092 std::vector<double> cellDimensions(const CellID& cellID) const; 0093 }; 0094 } /* End namespace dd4hep */ 0095 #endif // DD4HEP_MULTISEGMENTATION_H
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