| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
7 // * conditions of the Geant4 Software License
8 // * LICENSE and available at http://cern.ch/
9 // * include a list of copyright holders.
10 // *
11 // * Neither the authors of this software syst
12 // * institutes,nor the agencies providing fin
13 // * work make any representation or warran
14 // * regarding this software system or assum
15 // * use. Please see the license in the file
16 // * for the full disclaimer and the limitatio
17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
20 // * By using, copying, modifying or distri
21 // * any work based on the software) you ag
22 // * use in resulting scientific publicati
23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 // G4PDefManager
27 //
28 // Class description:
29 //
30 // Utility template class for splitting read/w
31 // thread-safety from classes: G4ParticleDefin
32 //
33 // The type G4PDefManager is introduced to enc
34 // both the master thread and worker threads t
35 // the fields encapsulated by the class G4PDef
36 // changes the value for these fields, it refe
37 // definition defined below. For every G4Parti
38 // there is a corresponding G4PDefData instanc
39 // are organized by the class G4PDefManager as
40 // The field "int g4particleDefinitionInstance
41 // G4ParticleDefinition.
42 // The value of this field in each G4ParticleD
43 // subscript of the corresponding G4PDefData i
44 // In order to use the class G4PDefManager, we
45 // class G4ParticleDefinition as follows:
46 // "static G4PDefManager subInstanceManager".
47 // Both the master thread and worker threads c
48 // for G4PDefData instances mutually along wit
49 // instances are created. For each worker thre
50 // Consider any thread A, if there is any othe
51 // This ion is shared by the thread A. So the
52 // in the array of G4PDefData instances for th
53
54 // Author: Xin Dong, 25.01.2009 - First implem
55 // from automat
56 // -------------------------------------------
57 #ifndef G4PDefManager_hh
58 #define G4PDefManager_hh
59
60 #include "G4AutoLock.hh"
61 #include "globals.hh"
62
63 #include "pwdefs.hh"
64 #include <stdlib.h>
65
66 class G4ProcessManager;
67 class G4VTrackingManager;
68
69 class G4PDefData
70 {
71 // G4PDefData is the private data from the
72 // Encapsulates the fields of the class G4
73 // that may not be read-only.
74
75 public:
76 void initialize();
77
78 G4ProcessManager* theProcessManager = null
79 G4VTrackingManager* theTrackingManager = n
80 };
81
82 class G4PDefManager
83 {
84 public:
85 G4PDefManager();
86
87 // Invoked by the master or work thread to
88 // whenever a new split class instance is
89 // thread, ions are created dynamically.
90 G4int CreateSubInstance();
91
92 // Invoked by each worker thread to grow t
93 // initialize each new subinstance using a
94 // by the subclass.
95 void NewSubInstances();
96
97 // Invoked by all threads to free the subi
98 void FreeSlave();
99
100 G4PDefData* GetOffset();
101
102 void UseWorkArea(G4PDefData* newOffset);
103
104 G4PDefData* FreeWorkArea();
105
106 G4PART_DLL static G4int& slavetotalspace()
107 G4PART_DLL static G4PDefData*& offset();
108
109 private:
110 G4int totalobj{0};
111 G4Mutex mutex;
112 };
113
114 #endif
115