include/edm4hep/VertexCollectionData.h

0001 // AUTOMATICALLY GENERATED FILE - DO NOT EDIT
0002
0003 #ifndef EDM4HEP_Vertex_CollectionData_H
0004 #define EDM4HEP_Vertex_CollectionData_H
0005
0006 // datamodel specific includes
0007 #include "edm4hep/VertexData.h"
0008 #include "edm4hep/VertexObj.h"
0009 #include "edm4hep/ReconstructedParticle.h"
0010
0011 // schema evolution specific includes
0012
0013 // podio specific includes
0014 #include "podio/CollectionBuffers.h"
0015 #include "podio/ICollectionProvider.h"
0016
0017 #include <deque>
0018 #include <memory>
0019
0020 namespace edm4hep {
0021
0022
0023 using VertexObjPointerContainer = std::deque<VertexObj*>;
0024 using VertexDataContainer = std::vector<VertexData>;
0025
0026
0027 /**
0028  * Class encapsulating everything related to storage of data that is needed by a
0029  * collection.
0030  */
0031 class VertexCollectionData {
0032 public:
0033   /**
0034    * The Objs of this collection
0035    */
0036   VertexObjPointerContainer entries{};
0037
0038   /**
0039    * Default constructor setting up the necessary buffers
0040    */
0041   VertexCollectionData();
0042
0043   /**
0044    * Constructor from existing I/O buffers
0045    */
0046   VertexCollectionData(podio::CollectionReadBuffers buffers, bool isSubsetColl);
0047
0048   /**
0049    * Non copy-able, move-only class
0050    */
0051   VertexCollectionData(const VertexCollectionData&) = delete;
0052   VertexCollectionData& operator=(const VertexCollectionData&) = delete;
0053   VertexCollectionData(VertexCollectionData&& other) = default;
0054   VertexCollectionData& operator=(VertexCollectionData&& other) = default;
0055
0056   /**
0057    * Destructor
0058    */
0059   ~VertexCollectionData() = default;
0060
0061   void clear(bool isSubsetColl);
0062
0063   podio::CollectionWriteBuffers getCollectionBuffers(bool isSubsetColl);
0064
0065   void prepareForWrite(bool isSubsetColl);
0066
0067   void prepareAfterRead(uint32_t collectionID);
0068
0069   void makeSubsetCollection();
0070
0071   void createRelations(VertexObj* obj);
0072
0073   bool setReferences(const podio::ICollectionProvider* collectionProvider, bool isSubsetColl);
0074
0075 private:
0076   // members to handle 1-to-N-relations
0077   podio::UVecPtr<edm4hep::ReconstructedParticle> m_rel_particles;  ///< Relation buffer for read / write
0078   std::vector<podio::UVecPtr<edm4hep::ReconstructedParticle>> m_rel_particles_tmp{}; ///< Relation buffer for internal book-keeping
0079
0080   // members to handle vector members
0081   podio::UVecPtr<float> m_vec_parameters{nullptr}; /// combined vector of all objects in collection
0082   std::vector<podio::UVecPtr<float>> m_vecs_parameters{}; /// pointers to individual member vectors
0083
0084   // I/O related buffers
0085   podio::CollRefCollection m_refCollections{};
0086   podio::VectorMembersInfo m_vecmem_info{};
0087   std::unique_ptr<VertexDataContainer> m_data{nullptr};
0088 };
0089
0090
0091 } // namespace edm4hep
0092
0093
0094 #endif