include/edm4hep/MutableVertex.h

0001 // AUTOMATICALLY GENERATED FILE - DO NOT EDIT
0002
0003 #ifndef EDM4HEP_MutableVertex_H
0004 #define EDM4HEP_MutableVertex_H
0005
0006 #include "edm4hep/VertexObj.h"
0007 // Make the immutable class available from its mutable version but not vice versa
0008 #include "edm4hep/Vertex.h"
0009
0010 #include "edm4hep/CovMatrix3f.h"
0011 #include "edm4hep/ReconstructedParticle.h"
0012 #include "edm4hep/Vector3f.h"
0013 #include "podio/RelationRange.h"
0014 #include <cstdint>
0015 #include <edm4hep/Constants.h>
0016 #include <edm4hep/utils/bit_utils.h>
0017 #include <vector>
0018
0019 #include "podio/utilities/MaybeSharedPtr.h"
0020
0021 #include <cstdint>
0022
0023 #if defined(PODIO_JSON_OUTPUT) && !defined(__CLING__)
0024 #include "nlohmann/json_fwd.hpp"
0025 #endif
0026
0027 // forward declarations
0028 namespace edm4hep {
0029 class VertexCollection;
0030 }
0031
0032 namespace edm4hep {
0033
0034 /** @class MutableVertex
0035  *  Vertex
0036  *  @author: EDM4hep authors
0037  */
0038 class MutableVertex {
0039
0040   friend class VertexCollection;
0041   friend class VertexMutableCollectionIterator;
0042   friend class Vertex;
0043
0044 public:
0045   using object_type = Vertex;
0046   using collection_type = VertexCollection;
0047
0048   /// default constructor
0049   MutableVertex() = default;
0050
0051   /// Constructor initializing all members
0052   MutableVertex(const std::uint32_t type, const float chi2, const std::int32_t ndf, const edm4hep::Vector3f& position,
0053                 const edm4hep::CovMatrix3f& covMatrix, const std::int32_t algorithmType);
0054
0055   /// copy constructor
0056   MutableVertex(const MutableVertex& other) = default;
0057
0058   /// copy-assignment operator
0059   MutableVertex& operator=(MutableVertex other) &; // Rebind this to other's internal object
0060   MutableVertex&
0061   operator=(MutableVertex other) && = delete; // Prevent rebinding temporary as the changes wouldn't persist
0062
0063   /// create a mutable deep-copy of the object with identical relations
0064   /// if cloneRelations=false, the relations are not cloned and will be empty
0065   MutableVertex clone(bool cloneRelations = true) const;
0066
0067   /// destructor
0068   ~MutableVertex() = default;
0069
0070 public:
0071   /// Access the flagword that defines the type of the vertex, see reserved bits for more information
0072   std::uint32_t getType() const;
0073
0074   /// Access the chi-squared of the vertex fit
0075   float getChi2() const;
0076
0077   /// Access the number of degrees of freedom of the vertex fit
0078   std::int32_t getNdf() const;
0079
0080   /// Access the position of the vertex [mm]
0081   const edm4hep::Vector3f& getPosition() const;
0082
0083   /// Access the covariance matrix of the position [mm^2]
0084   const edm4hep::CovMatrix3f& getCovMatrix() const;
0085
0086   /// Access the type code for the algorithm that has been used to create the vertex
0087   std::int32_t getAlgorithmType() const;
0088
0089   /// Set the flagword that defines the type of the vertex, see reserved bits for more information
0090   void setType(const std::uint32_t type);
0091   /// Get mutable reference to flagword that defines the type of the vertex, see reserved bits for more information
0092   std::uint32_t& getType();
0093
0094   /// Set the chi-squared of the vertex fit
0095   void setChi2(const float chi2);
0096   /// Get mutable reference to chi-squared of the vertex fit
0097   float& getChi2();
0098
0099   /// Set the number of degrees of freedom of the vertex fit
0100   void setNdf(const std::int32_t ndf);
0101   /// Get mutable reference to number of degrees of freedom of the vertex fit
0102   std::int32_t& getNdf();
0103
0104   /// Set the position of the vertex [mm]
0105   void setPosition(const edm4hep::Vector3f& position);
0106   /// Get mutable reference to position of the vertex [mm]
0107   edm4hep::Vector3f& getPosition();
0108
0109   /// Set the covariance matrix of the position [mm^2]
0110   void setCovMatrix(const edm4hep::CovMatrix3f& covMatrix);
0111   /// Get mutable reference to covariance matrix of the position [mm^2]
0112   edm4hep::CovMatrix3f& getCovMatrix();
0113
0114   /// Set the type code for the algorithm that has been used to create the vertex
0115   void setAlgorithmType(const std::int32_t algorithmType);
0116   /// Get mutable reference to type code for the algorithm that has been used to create the vertex
0117   std::int32_t& getAlgorithmType();
0118
0119   void addToParticles(const edm4hep::ReconstructedParticle&);
0120   std::size_t particles_size() const;
0121   edm4hep::ReconstructedParticle getParticles(std::size_t) const;
0122   std::vector<edm4hep::ReconstructedParticle>::const_iterator particles_begin() const;
0123   std::vector<edm4hep::ReconstructedParticle>::const_iterator particles_end() const;
0124   podio::RelationRange<edm4hep::ReconstructedParticle> getParticles() const;
0125   void addToParameters(const float&);
0126   std::size_t parameters_size() const;
0127   float getParameters(std::size_t) const;
0128   std::vector<float>::const_iterator parameters_begin() const;
0129   std::vector<float>::const_iterator parameters_end() const;
0130   podio::RelationRange<float> getParameters() const;
0131
0132   /// Get the position covariance matrix value for the two passed dimensions
0133   float getCovMatrix(edm4hep::Cartesian dimI, edm4hep::Cartesian dimJ) const {
0134     return getCovMatrix().getValue(dimI, dimJ);
0135   }
0136   // Reserved bits for the type flagword
0137   static constexpr int BITPrimaryVertex = 1;
0138   static constexpr int BITSecondaryVertex = 2;
0139   static constexpr int BITTertiaryVertex = 3;
0140
0141   /// Check if this is a primary vertex
0142   bool isPrimary() const { return utils::checkBit(getType(), BITPrimaryVertex); }
0143   /// Check if this is a secondary vertex
0144   bool isSecondary() const { return utils::checkBit(getType(), BITSecondaryVertex); }
0145   /// Check if this is a tertiary vertex
0146   bool isTertiary() const { return utils::checkBit(getType(), BITTertiaryVertex); }
0147
0148   /// Set the position covariance matrix value for the two passed dimensions
0149   void setCovMatrix(float value, edm4hep::Cartesian dimI, edm4hep::Cartesian dimJ) {
0150     getCovMatrix().setValue(value, dimI, dimJ);
0151   }
0152
0153   /// Set the primary vertex flag for this vertex
0154   void setPrimary(bool value = true) { setType(utils::setBit(getType(), BITPrimaryVertex, value)); }
0155   /// Set the secondary vertex flag for this vertex
0156   void setSecondary(bool value = true) { setType(utils::setBit(getType(), BITSecondaryVertex, value)); }
0157   /// Set the tertiary vertex flag for this vertex
0158   void setTertiary(bool value = true) { setType(utils::setBit(getType(), BITTertiaryVertex, value)); }
0159
0160   /// check whether the object is actually available
0161   bool isAvailable() const;
0162   /// disconnect from VertexObj instance
0163   void unlink() { m_obj = podio::utils::MaybeSharedPtr<VertexObj>{nullptr}; }
0164
0165   constexpr bool operator==(const MutableVertex& other) const { return m_obj == other.m_obj; }
0166   bool operator==(const Vertex& other) const;
0167
0168   constexpr bool operator!=(const MutableVertex& other) const { return !(*this == other); }
0169   bool operator!=(const Vertex& other) const { return !(*this == other); }
0170
0171   // less comparison operator, so that objects can be e.g. stored in sets.
0172   bool operator<(const MutableVertex& other) const {
0173     return podio::detail::getOrderKey(*this) < podio::detail::getOrderKey(other);
0174   }
0175
0176   podio::ObjectID id() const { return getObjectID(); }
0177
0178   const podio::ObjectID getObjectID() const;
0179
0180   friend std::hash<MutableVertex>;
0181
0182   friend void swap(MutableVertex& a, MutableVertex& b) {
0183     using std::swap;
0184     swap(a.m_obj, b.m_obj); // swap out the internal pointers
0185   }
0186
0187 private:
0188   /// constructor from existing VertexObj
0189   explicit MutableVertex(podio::utils::MaybeSharedPtr<VertexObj> obj);
0190
0191   podio::utils::MaybeSharedPtr<VertexObj> m_obj{new VertexObj{}, podio::utils::MarkOwned};
0192 };
0193
0194 #if defined(PODIO_JSON_OUTPUT) && !defined(__CLING__)
0195 void to_json(nlohmann::json& j, const MutableVertex& value);
0196 #endif
0197
0198 } // namespace edm4hep
0199
0200 template <>
0201 struct std::hash<edm4hep::MutableVertex> {
0202   std::size_t operator()(const edm4hep::MutableVertex& obj) const {
0203     return std::hash<edm4hep::VertexObj*>{}(obj.m_obj.get());
0204   }
0205 };
0206
0207 #endif