[807] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | #ifdef G4USE_TOPC |
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| 27 | |
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| 28 | #include "G4Timer.hh" |
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| 29 | |
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| 30 | #include "G4RunManager.hh" |
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| 31 | |
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| 32 | #include "Randomize.hh" |
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| 33 | #include "G4Run.hh" |
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| 34 | #include "G4RunMessenger.hh" |
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| 35 | #include "G4VUserDetectorConstruction.hh" |
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| 36 | #include "G4VUserPhysicsList.hh" |
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| 37 | #include "G4UserRunAction.hh" |
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| 38 | #include "G4VUserPrimaryGeneratorAction.hh" |
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| 39 | #include "G4GeometryManager.hh" |
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| 40 | #include "G4SDManager.hh" |
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| 41 | #include "G4TransportationManager.hh" |
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| 42 | #include "G4VPhysicalVolume.hh" |
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| 43 | #include "G4ApplicationState.hh" |
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| 44 | #include "G4StateManager.hh" |
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| 45 | #include "G4VPersistencyManager.hh" |
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| 46 | #include "G4UImanager.hh" |
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| 47 | #include "G4ParticleTable.hh" |
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| 48 | #include "G4ProcessTable.hh" |
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| 49 | #include "G4UnitsTable.hh" |
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| 50 | #include "G4VVisManager.hh" |
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| 51 | |
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| 52 | #include "ParRunManager.hh" |
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| 53 | //include file for marshaling structures |
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| 54 | #include "MarshaledG4HCofThisEvent.h" |
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| 55 | |
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| 56 | #include "G4ios.hh" |
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| 57 | |
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| 58 | #include <sstream> // Geant4 8.x and beyond |
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| 59 | |
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| 60 | using namespace CLHEP; |
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| 61 | |
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| 62 | /* |
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| 63 | * The TopC call backs are implemented by using the 5 static data members to store |
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| 64 | * the data and using the 3 static member functions to point to the corresponding |
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| 65 | * functions of the singleton class instance. |
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| 66 | */ |
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| 67 | G4StateManager* ParRunManager::stateManager; |
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| 68 | G4int ParRunManager::n_event; |
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| 69 | G4int ParRunManager::n_select; |
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| 70 | G4String ParRunManager::msg; |
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| 71 | ParRunManager* ParRunManager::myRunManager = 0; |
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| 72 | |
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| 73 | //cross-context variables |
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| 74 | static long* g_Seeds; |
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| 75 | |
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| 76 | // TOP-C callbacks functions |
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| 77 | TOPC_BUF ParRunManager::MyDoEvent( void *input_buf ) { |
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| 78 | return myRunManager->DoEvent(input_buf); |
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| 79 | } |
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| 80 | TOPC_ACTION ParRunManager::MyCheckEventResult( void * input_buf, void *buf ) { |
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| 81 | return myRunManager->CheckEventResult(input_buf, buf); |
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| 82 | } |
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| 83 | |
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| 84 | |
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| 85 | static void trace_event_input( void *input ) { |
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| 86 | //G4cout << "Event " << *(G4int *)input << G4endl; |
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| 87 | input = NULL; // Stop C++ from complaining about unused parameter |
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| 88 | } |
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| 89 | |
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| 90 | /* |
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| 91 | * DoEventLoop is the most important piece in RunManager class to control the program runs, |
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| 92 | * this is where we embed the TopC parallelism callbacks. |
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| 93 | */ |
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| 94 | void ParRunManager::DoEventLoop( G4int n_event, const char* macroFile, G4int n_select ) |
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| 95 | { |
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| 96 | TOPC_OPT_trace_input = trace_event_input; |
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| 97 | |
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| 98 | G4StateManager* stateManager = G4StateManager::GetStateManager(); |
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| 99 | |
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| 100 | #ifdef G4_ORIGINAL |
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| 101 | cout << "ParRunManager::DoEventLoop" << endl; |
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| 102 | G4RunManager::DoEventLoop(n_event, macroFile, n_select); |
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| 103 | return; |
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| 104 | #endif |
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| 105 | |
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| 106 | if(verboseLevel>0) |
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| 107 | { timer->Start(); } |
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| 108 | |
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| 109 | G4String msg; |
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| 110 | if(macroFile!=0) |
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| 111 | { |
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| 112 | if(n_select<0) n_select = n_event; |
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| 113 | msg = "/control/execute "; |
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| 114 | msg += macroFile; |
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| 115 | } |
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| 116 | else |
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| 117 | { n_select = -1; } |
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| 118 | |
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| 119 | |
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| 120 | // BeginOfEventAction() and EndOfEventAction() would normally be |
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| 121 | // called inside G4EventManager::ProcessOneEvent() in ParRunManager::DoEvent |
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| 122 | // on slave. Since this is often where hits are collected and where |
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| 123 | // histogram data is first stored, must do it |
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| 124 | // on master instead, to process hits. So, set user event action to NULL. |
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| 125 | // Keep private copy, and execute it in CheckTaskResult(). |
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| 126 | // If user later does: SetUserAction( (G4UserEventAction *)NULL ); |
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| 127 | // we won't notice and copy it to origUserEventAction. |
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| 128 | if ( eventManager->GetUserEventAction() ) { |
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| 129 | origUserEventAction = eventManager->GetUserEventAction(); |
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| 130 | SetUserAction( (G4UserEventAction *)0 ); |
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| 131 | } |
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| 132 | |
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| 133 | // Make these variables accessible to TOP-C callback functions |
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| 134 | ImportDoEventLoopLocals( stateManager, n_event, n_select, msg ); |
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| 135 | |
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| 136 | |
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| 137 | // Setup random seeds for each slave |
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| 138 | g_Seeds = (long*)calloc(n_event, sizeof(long)); |
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| 139 | |
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| 140 | G4int i_event; |
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| 141 | for( i_event=0; i_event<n_event; i_event++ ) |
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| 142 | { |
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| 143 | g_Seeds[i_event] = (long) (100000000L * HepRandom::getTheGenerator()->flat()); |
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| 144 | } |
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| 145 | |
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| 146 | // This is where all the parallelism occurs |
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| 147 | TOPC_raw_begin_master_slave(MyDoEvent, MyCheckEventResult, NULL); |
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| 148 | |
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| 149 | if(TOPC_is_master()){ |
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| 150 | G4int i_event; |
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| 151 | for( i_event=0; i_event<n_event; i_event++ ) |
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| 152 | { |
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| 153 | TOPC_raw_submit_task_input(TOPC_MSG( &i_event, sizeof(G4int))); |
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| 154 | if (runAborted) break; |
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| 155 | } |
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| 156 | } |
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| 157 | TOPC_raw_end_master_slave(); |
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| 158 | |
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| 159 | free(g_Seeds); |
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| 160 | |
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| 161 | if ( verboseLevel > 0 ) { |
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| 162 | timer->Stop(); |
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| 163 | G4cout << "Run terminated." << G4endl; |
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| 164 | G4cout << "Run Summary" << G4endl; |
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| 165 | if ( runAborted ) { |
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| 166 | G4cout << " Run Aborted." << G4endl; |
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| 167 | } else { |
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| 168 | G4cout << " Number of events processed : " << n_event << G4endl; |
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| 169 | } |
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| 170 | G4cout << " " << *timer << G4endl; |
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| 171 | } |
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| 172 | } |
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| 173 | |
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| 174 | static MarshaledG4HCofThisEvent *aMarshaledObj = NULL; |
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| 175 | |
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| 176 | TOPC_BUF ParRunManager::DoEvent( void *input_buf ) |
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| 177 | { |
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| 178 | static |
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| 179 | G4int i_event; |
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| 180 | memcpy(&i_event, input_buf, sizeof(G4int)); |
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| 181 | HepRandom::setTheSeed(g_Seeds[i_event]); |
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| 182 | |
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| 183 | // removed for Geant4.6 |
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| 184 | // stateManager->SetNewState(G4State_EventProc); |
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| 185 | |
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| 186 | currentEvent = GenerateEvent(i_event); |
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| 187 | eventManager->ProcessOneEvent(currentEvent); |
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| 188 | |
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| 189 | G4HCofThisEvent* HCE = currentEvent->GetHCofThisEvent(); |
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| 190 | |
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| 191 | if(aMarshaledObj) delete aMarshaledObj; |
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| 192 | aMarshaledObj = new MarshaledG4HCofThisEvent(HCE); |
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| 193 | |
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| 194 | // removed for Geant4.6 |
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| 195 | //stateManager->SetNewState( G4State_GeomClosed ); |
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| 196 | StackPreviousEvent( currentEvent ); |
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| 197 | currentEvent = 0; |
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| 198 | return TOPC_MSG( aMarshaledObj->getBuffer(), aMarshaledObj->getBufferSize()); |
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| 199 | } |
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| 200 | |
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| 201 | |
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| 202 | TOPC_ACTION ParRunManager::CheckEventResult( void * input_buf, void *output_buf ) |
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| 203 | { |
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| 204 | G4int i_event; |
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| 205 | memcpy(&i_event, input_buf, sizeof(G4int)); |
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| 206 | |
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| 207 | // removed for Geant4.6 |
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| 208 | //stateManager->SetNewState(G4State_EventProc); |
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| 209 | // Geant4 6.0 requires the state to be G4State_GeomClosed |
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| 210 | // before calling EventManager::ProcessOneEvent(..) |
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| 211 | |
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| 212 | if ( !userPrimaryGeneratorAction ) |
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| 213 | G4Exception("G4RunManager::BeamOn - G4VUserPrimaryGeneratorAction is not defined."); |
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| 214 | |
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| 215 | //This creates a trivial event in lieu of GenerateEvent(i_event); |
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| 216 | currentEvent = new G4Event( i_event ); |
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| 217 | |
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| 218 | // |
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| 219 | SetUserAction( (G4UserEventAction *)0 ); |
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| 220 | |
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| 221 | // When Geant4 4.0 sees empty event, it still calls userStackingAction. |
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| 222 | // On master, only trivial events exist, so we delete userStackingAction |
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| 223 | SetUserAction( (G4UserStackingAction*)0 ); |
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| 224 | eventManager->ProcessOneEvent( currentEvent ); // Processing the trivial event |
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| 225 | |
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| 226 | // Called with output_buf and no size, creates object for unmarshaling |
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| 227 | // using marshalgen |
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| 228 | MarshaledG4HCofThisEvent marshaledObj( output_buf ); |
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| 229 | G4HCofThisEvent* oldCE = currentEvent->GetHCofThisEvent(); |
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| 230 | G4HCofThisEvent* HCE = new G4HCofThisEvent(oldCE->GetNumberOfCollections()); |
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| 231 | |
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| 232 | marshaledObj.unmarshalTo(HCE); |
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| 233 | if(oldCE) delete(oldCE); |
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| 234 | |
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| 235 | currentEvent->SetHCofThisEvent(HCE); |
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| 236 | |
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| 237 | // Original UserEventAction was saved and set to NULL. Do it now on master. |
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| 238 | HepRandom::setTheSeed(g_Seeds[i_event]); |
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| 239 | if ( origUserEventAction ) |
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| 240 | origUserEventAction->BeginOfEventAction( currentEvent ); |
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| 241 | |
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| 242 | if ( origUserEventAction ) |
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| 243 | origUserEventAction->EndOfEventAction( currentEvent ); |
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| 244 | |
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| 245 | AnalyzeEvent(currentEvent); |
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| 246 | |
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| 247 | if (i_event<n_select) G4UImanager::GetUIpointer()->ApplyCommand(msg); |
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| 248 | // Geant4 6.0 requires the state to be G4State_GeomClosed |
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| 249 | stateManager->SetNewState( G4State_GeomClosed ); |
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| 250 | StackPreviousEvent(currentEvent); |
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| 251 | currentEvent = 0; |
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| 252 | return NO_ACTION; |
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| 253 | } |
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| 254 | |
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| 255 | #endif /* G4USE_TOPC */ |
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