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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // G4PDefManager class implementation <<
27 // 26 //
28 // Author: Xin Dong, 25.01.2009 - First implem << 27 //
29 // from automat << 28 //
30 // ------------------------------------------- << 29 // ------------------------------------------------------------
>> 30 //
>> 31 // GEANT4 class header file
>> 32 //
>> 33 // ---------------- G4PDefManager ----------------
>> 34 //
>> 35 // Utility template class for splitting RW data for thread-safety from
>> 36 // classes: G4ParticleDefinition, G4VDecayChannel.
>> 37 //
>> 38 // ------------------------------------------------------------
>> 39 // History:
>> 40 // 01.25.2009 Xin Dong: First implementation from automatic MT conversion.
>> 41 // ------------------------------------------------------------
31 42
32 #include "G4PDefManager.hh" << 43 #include <stdlib.h>
33 44
34 #include "G4AutoLock.hh" << 45 #include "G4PDefManager.hh"
35 #include "globals.hh" 46 #include "globals.hh"
36 <<
37 #include "pwdefs.hh" 47 #include "pwdefs.hh"
38 << 48 #include "G4AutoLock.hh"
39 #include <cstdlib> <<
40 49
41 void G4PDefData::initialize() 50 void G4PDefData::initialize()
42 { 51 {
43 theProcessManager = nullptr; << 52 theProcessManager = 0;
44 theTrackingManager = nullptr; <<
45 } 53 }
46 54
47 G4int& G4PDefManager::slavetotalspace() 55 G4int& G4PDefManager::slavetotalspace()
48 { 56 {
49 G4ThreadLocalStatic G4int _instance = 0; << 57 G4ThreadLocalStatic G4int _instance = 0;
50 return _instance; << 58 return _instance;
51 } 59 }
52 60
53 G4PDefData*& G4PDefManager::offset() 61 G4PDefData*& G4PDefManager::offset()
54 { 62 {
55 G4ThreadLocalStatic G4PDefData* _instance = << 63 G4ThreadLocalStatic G4PDefData* _instance = nullptr;
56 return _instance; << 64 return _instance;
57 } 65 }
58 66
59 G4PDefManager::G4PDefManager() << 67 G4PDefManager::G4PDefManager() : totalobj(0)
60 { 68 {
61 G4MUTEXINIT(mutex); 69 G4MUTEXINIT(mutex);
62 } 70 }
63 71
64 G4int G4PDefManager::CreateSubInstance() 72 G4int G4PDefManager::CreateSubInstance()
65 // Invoked by the master or work thread to cre << 73 // Invoked by the master or work thread to create a new subinstance
66 // whenever a new split class instance is crea << 74 // whenever a new split class instance is created. For each worker
67 // thread, ions are created dynamically. << 75 // thread, ions are created dynamically.
68 { 76 {
69 G4AutoLock l(&mutex); 77 G4AutoLock l(&mutex);
70 ++totalobj; << 78 totalobj++;
71 if (totalobj > slavetotalspace()) { << 79 if (totalobj > slavetotalspace())
>> 80 {
72 l.unlock(); 81 l.unlock();
73 NewSubInstances(); 82 NewSubInstances();
74 l.lock(); 83 l.lock();
75 } 84 }
76 return (totalobj - 1); 85 return (totalobj - 1);
77 } 86 }
78 87
79 void G4PDefManager::NewSubInstances() 88 void G4PDefManager::NewSubInstances()
80 // Invoked by each worker thread to grow the s << 89 // Invoked by each worker thread to grow the subinstance array and
81 // initialize each new subinstance using a par << 90 // initialize each new subinstance using a particular method defined
82 // by the subclass. << 91 // by the subclass.
83 { 92 {
84 G4AutoLock l(&mutex); 93 G4AutoLock l(&mutex);
85 if (slavetotalspace() >= totalobj) { << 94 if (slavetotalspace() >= totalobj) { return; }
86 return; <<
87 } <<
88 G4int originaltotalspace = slavetotalspace() 95 G4int originaltotalspace = slavetotalspace();
89 slavetotalspace() = totalobj + 512; 96 slavetotalspace() = totalobj + 512;
90 offset() = (G4PDefData*)realloc(offset(), sl << 97 offset() = (G4PDefData *) realloc(offset(), slavetotalspace() * sizeof(G4PDefData));
91 if (offset() == nullptr) { << 98
92 G4Exception("G4PDefManager::NewSubInstance << 99 if (offset() == 0)
93 "Cannot malloc space!"); << 100 {
>> 101 G4Exception("G4PDefManager::NewSubInstances()",
>> 102 "OutOfMemory", FatalException, "Cannot malloc space!");
94 } 103 }
95 104
96 for (G4int i = originaltotalspace; i < slave << 105 for (G4int i = originaltotalspace; i < slavetotalspace(); i++)
>> 106 {
97 offset()[i].initialize(); 107 offset()[i].initialize();
98 } 108 }
99 } 109 }
100 110
101 // Invoked by all threads to free the subinsta <<
102 void G4PDefManager::FreeSlave() 111 void G4PDefManager::FreeSlave()
>> 112 // Invoked by all threads to free the subinstance array.
103 { 113 {
104 if (offset() == nullptr) { << 114 if (!offset()) { return; }
105 return; <<
106 } <<
107 free(offset()); 115 free(offset());
108 offset() = nullptr; << 116 offset() = 0;
109 } 117 }
110 118
111 G4PDefData* G4PDefManager::GetOffset() 119 G4PDefData* G4PDefManager::GetOffset()
112 { 120 {
113 return offset(); 121 return offset();
114 } 122 }
115 123
116 // Use recycled work area, which was created p << 124 void G4PDefManager::UseWorkArea( G4PDefData* newOffset )
117 void G4PDefManager::UseWorkArea(G4PDefData* ne << 125 // Use recycled work area, which was created previously.
118 { 126 {
119 if ((offset() != nullptr) && (offset() != ne << 127 if( offset() && offset()!=newOffset )
120 G4Exception("G4PDefManager::UseWorkspace() << 128 {
>> 129 G4Exception("G4PDefManager::UseWorkspace()",
>> 130 "InvalidCondition", FatalException,
121 "Thread already has workspace 131 "Thread already has workspace - cannot use another.");
122 } 132 }
123 offset() = newOffset; << 133 offset()= newOffset;
124 } 134 }
125 135
126 // Detach this thread from this Location <<
127 // The object which calls this method is respo <<
128 G4PDefData* G4PDefManager::FreeWorkArea() 136 G4PDefData* G4PDefManager::FreeWorkArea()
>> 137 // Detach this thread from this Location
>> 138 // The object which calls this method is responsible for it.
129 { 139 {
130 G4PDefData* offsetRet = offset(); << 140 G4PDefData* offsetRet= offset();
131 offset() = nullptr; << 141 offset()= 0;
132 return offsetRet; 142 return offsetRet;
133 } 143 }
134 144