| 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 | //
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| 27 | // $Id: G4GeometryManager.cc,v 1.19.2.1 2008/04/23 09:15:50 gcosmo Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-01-patch-02 $
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| 29 | //
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| 30 | // class G4GeometryManager
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| 31 | //
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| 32 | // Implementation
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| 33 | //
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| 34 | // Author:
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| 35 | // 26.07.95 P.Kent Initial version, including optimisation Build
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| 36 | // --------------------------------------------------------------------
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| 37 |
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| 38 | #include <iomanip>
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| 39 | #include "G4Timer.hh"
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| 40 | #include "G4GeometryManager.hh"
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| 41 |
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| 42 | #ifdef G4GEOMETRY_VOXELDEBUG
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| 43 | #include "G4ios.hh"
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| 44 | #endif
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| 45 |
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| 46 | // Needed for building optimisations
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| 47 | //
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| 48 | #include "G4LogicalVolumeStore.hh"
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| 49 | #include "G4VPhysicalVolume.hh"
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| 50 | #include "G4SmartVoxelHeader.hh"
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| 51 | #include "voxeldefs.hh"
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| 52 |
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| 53 | // Needed for setting the extent for tolerance value
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| 54 | //
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| 55 | #include "G4GeometryTolerance.hh"
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| 56 | #include "G4SolidStore.hh"
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| 57 | #include "G4VSolid.hh"
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| 58 |
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| 59 | // ***************************************************************************
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| 60 | // Static class variable: ptr to single instance of class
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| 61 | // ***************************************************************************
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| 62 | //
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| 63 | G4GeometryManager* G4GeometryManager::fgInstance = 0;
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| 64 |
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| 65 | // ***************************************************************************
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| 66 | // Constructor. Set the geometry to be open
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| 67 | // ***************************************************************************
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| 68 | //
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| 69 | G4GeometryManager::G4GeometryManager()
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| 70 | : fIsClosed(false)
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| 71 | {
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| 72 | }
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| 73 |
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| 74 | // ***************************************************************************
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| 75 | // Closes geometry - performs sanity checks and optionally builds optimisation
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| 76 | // for placed volumes (always built for replicas & parameterised).
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| 77 | // NOTE: Currently no sanity checks are performed.
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| 78 | // Applies to just a specific subtree if a physical volume is specified.
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| 79 | // ***************************************************************************
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| 80 | //
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| 81 | G4bool G4GeometryManager::CloseGeometry(G4bool pOptimise, G4bool verbose,
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| 82 | G4VPhysicalVolume* pVolume)
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| 83 | {
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| 84 | if (!fIsClosed)
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| 85 | {
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| 86 | if (pVolume)
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| 87 | {
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| 88 | BuildOptimisations(pOptimise, pVolume);
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| 89 | }
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| 90 | else
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| 91 | {
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| 92 | BuildOptimisations(pOptimise, verbose);
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| 93 | }
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| 94 | fIsClosed=true;
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| 95 | }
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| 96 | return true;
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| 97 | }
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| 98 |
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| 99 | // ***************************************************************************
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| 100 | // Opens the geometry and removes optimisations (optionally, related to just
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| 101 | // the specified logical-volume).
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| 102 | // Applies to just a specific subtree if a physical volume is specified.
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| 103 | // ***************************************************************************
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| 104 | //
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| 105 | void G4GeometryManager::OpenGeometry(G4VPhysicalVolume* pVolume)
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| 106 | {
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| 107 | if (fIsClosed)
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| 108 | {
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| 109 | if (pVolume)
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| 110 | {
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| 111 | DeleteOptimisations(pVolume);
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| 112 | }
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| 113 | else
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| 114 | {
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| 115 | DeleteOptimisations();
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| 116 | }
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| 117 | fIsClosed=false;
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| 118 | }
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| 119 | }
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| 120 |
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| 121 | // ***************************************************************************
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| 122 | // Returns status of geometry
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| 123 | // ***************************************************************************
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| 124 | //
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| 125 | G4bool G4GeometryManager::IsGeometryClosed()
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| 126 | {
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| 127 | return fIsClosed;
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| 128 | }
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| 129 |
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| 130 | // ***************************************************************************
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| 131 | // Returns the instance of the singleton.
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| 132 | // Creates it in case it's called for the first time.
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| 133 | // ***************************************************************************
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| 134 | //
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| 135 | G4GeometryManager* G4GeometryManager::GetInstance()
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| 136 | {
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| 137 | static G4GeometryManager worldManager;
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| 138 | if (!fgInstance)
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| 139 | {
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| 140 | fgInstance = &worldManager;
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| 141 | }
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| 142 | return fgInstance;
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| 143 | }
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| 144 |
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| 145 | // ***************************************************************************
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| 146 | // Creates optimisation info. Builds all voxels if allOpts=true
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| 147 | // otherwise it builds voxels only for replicated volumes.
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| 148 | // ***************************************************************************
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| 149 | //
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| 150 | void G4GeometryManager::BuildOptimisations(G4bool allOpts, G4bool verbose)
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| 151 | {
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| 152 | G4Timer timer;
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| 153 | G4Timer allTimer;
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| 154 | std::vector<G4SmartVoxelStat> stats;
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| 155 | if (verbose) { allTimer.Start(); }
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| 156 |
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| 157 | G4LogicalVolumeStore* Store = G4LogicalVolumeStore::GetInstance();
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| 158 | G4LogicalVolume* volume;
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| 159 | G4SmartVoxelHeader* head;
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| 160 |
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| 161 | for (size_t n=0; n<Store->size(); n++)
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| 162 | {
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| 163 | if (verbose) timer.Start();
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| 164 | volume=(*Store)[n];
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| 165 | // For safety, check if there are any existing voxels and
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| 166 | // delete before replacement
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| 167 | //
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| 168 | head = volume->GetVoxelHeader();
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| 169 | delete head;
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| 170 | volume->SetVoxelHeader(0);
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| 171 | if ( ( (volume->IsToOptimise())
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| 172 | && (volume->GetNoDaughters()>=kMinVoxelVolumesLevel1&&allOpts) )
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| 173 | || ( (volume->GetNoDaughters()==1)
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| 174 | && (volume->GetDaughter(0)->IsReplicated()==true) ) )
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| 175 | {
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| 176 | #ifdef G4GEOMETRY_VOXELDEBUG
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| 177 | G4cout << "**** G4GeometryManager::BuildOptimisations" << G4endl
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| 178 | << " Examining logical volume name = "
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| 179 | << volume->GetName() << G4endl;
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| 180 | #endif
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| 181 | head = new G4SmartVoxelHeader(volume);
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| 182 | if (head)
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| 183 | {
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| 184 | volume->SetVoxelHeader(head);
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| 185 | }
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| 186 | else
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| 187 | {
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| 188 | G4cerr << "ERROR - Allocation of new VoxelHeader" << G4endl
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| 189 | << " for volume " << volume->GetName() << " failed."
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| 190 | << G4endl;
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| 191 | G4Exception("G4GeometryManager::BuildOptimisations()", "FatalError",
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| 192 | FatalException, "VoxelHeader allocation error.");
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| 193 | }
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| 194 | if (verbose)
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| 195 | {
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| 196 | timer.Stop();
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| 197 | stats.push_back( G4SmartVoxelStat( volume, head,
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| 198 | timer.GetSystemElapsed(),
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| 199 | timer.GetUserElapsed() ) );
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| 200 | }
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| 201 | }
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| 202 | else
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| 203 | {
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| 204 | // Don't create voxels for this node
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| 205 | #ifdef G4GEOMETRY_VOXELDEBUG
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| 206 | G4cout << "**** G4GeometryManager::BuildOptimisations" << G4endl
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| 207 | << " Skipping logical volume name = " << volume->GetName()
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| 208 | << G4endl;
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| 209 | #endif
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| 210 | }
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| 211 | }
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| 212 | if (verbose)
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| 213 | {
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| 214 | allTimer.Stop();
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| 215 | ReportVoxelStats( stats, allTimer.GetSystemElapsed()
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| 216 | + allTimer.GetUserElapsed() );
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| 217 | }
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| 218 | }
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| 219 |
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| 220 | // ***************************************************************************
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| 221 | // Creates optimisation info for the specified volumes subtree.
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| 222 | // ***************************************************************************
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| 223 | //
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| 224 | void G4GeometryManager::BuildOptimisations(G4bool allOpts,
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| 225 | G4VPhysicalVolume* pVolume)
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| 226 | {
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| 227 | if (!pVolume) { return; }
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| 228 |
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| 229 | // Retrieve the mother logical volume, if not NULL,
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| 230 | // otherwise apply global optimisation for the world volume
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| 231 | //
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| 232 | G4LogicalVolume* tVolume = pVolume->GetMotherLogical();
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| 233 | if (!tVolume) { return BuildOptimisations(allOpts, false); }
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| 234 |
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| 235 | G4SmartVoxelHeader* head = tVolume->GetVoxelHeader();
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| 236 | delete head;
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| 237 | tVolume->SetVoxelHeader(0);
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| 238 | if ( ( (tVolume->IsToOptimise())
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| 239 | && (tVolume->GetNoDaughters()>=kMinVoxelVolumesLevel1&&allOpts) )
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| 240 | || ( (tVolume->GetNoDaughters()==1)
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| 241 | && (tVolume->GetDaughter(0)->IsReplicated()==true) ) )
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| 242 | {
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| 243 | head = new G4SmartVoxelHeader(tVolume);
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| 244 | if (head)
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| 245 | {
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| 246 | tVolume->SetVoxelHeader(head);
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| 247 | }
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| 248 | else
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| 249 | {
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| 250 | G4cerr << "ERROR - Allocation of new VoxelHeader" << G4endl
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| 251 | << " for volume " << tVolume->GetName() << " failed."
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| 252 | << G4endl;
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| 253 | G4Exception("G4GeometryManager::BuildOptimisations()", "FatalError",
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| 254 | FatalException, "VoxelHeader allocation error.");
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| 255 | }
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| 256 | }
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| 257 | else
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| 258 | {
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| 259 | // Don't create voxels for this node
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| 260 | #ifdef G4GEOMETRY_VOXELDEBUG
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| 261 | G4cout << "**** G4GeometryManager::BuildOptimisations" << G4endl
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| 262 | << " Skipping logical volume name = " << volume->GetName()
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| 263 | << G4endl;
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| 264 | #endif
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| 265 | }
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| 266 |
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| 267 | // Scan recursively the associated logical volume tree
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| 268 | //
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| 269 | tVolume = pVolume->GetLogicalVolume();
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| 270 | if (tVolume->GetNoDaughters())
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| 271 | {
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| 272 | BuildOptimisations(allOpts, tVolume->GetDaughter(0));
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| 273 | }
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| 274 | }
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| 275 |
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| 276 | // ***************************************************************************
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| 277 | // Removes all optimisation info.
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| 278 | // Loops over all logical volumes, deleting non-null voxels pointers,
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| 279 | // ***************************************************************************
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| 280 | //
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| 281 | void G4GeometryManager::DeleteOptimisations()
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| 282 | {
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| 283 | G4LogicalVolume* tVolume = 0;
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| 284 | G4LogicalVolumeStore* Store = G4LogicalVolumeStore::GetInstance();
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| 285 | for (size_t n=0; n<Store->size(); n++)
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| 286 | {
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| 287 | tVolume=(*Store)[n];
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| 288 | delete tVolume->GetVoxelHeader();
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| 289 | tVolume->SetVoxelHeader(0);
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| 290 | }
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| 291 | }
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| 292 |
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| 293 | // ***************************************************************************
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| 294 | // Removes optimisation info for the specified subtree.
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| 295 | // Scans recursively all daughter volumes, deleting non-null voxels pointers.
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| 296 | // ***************************************************************************
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| 297 | //
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| 298 | void G4GeometryManager::DeleteOptimisations(G4VPhysicalVolume* pVolume)
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| 299 | {
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| 300 | if (!pVolume) { return; }
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| 301 |
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| 302 | // Retrieve the mother logical volume, if not NULL,
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| 303 | // otherwise global deletion to world volume.
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| 304 | //
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| 305 | G4LogicalVolume* tVolume = pVolume->GetMotherLogical();
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| 306 | if (!tVolume) { return DeleteOptimisations(); }
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| 307 | delete tVolume->GetVoxelHeader();
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| 308 | tVolume->SetVoxelHeader(0);
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| 309 |
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| 310 | // Scan recursively the associated logical volume tree
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| 311 | //
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| 312 | tVolume = pVolume->GetLogicalVolume();
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| 313 | if (tVolume->GetNoDaughters())
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| 314 | {
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| 315 | DeleteOptimisations(tVolume->GetDaughter(0));
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| 316 | }
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| 317 | }
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| 318 |
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| 319 | // ***************************************************************************
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| 320 | // Sets the maximum extent of the world volume. The operation is allowed only
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| 321 | // if NO solids have been created already.
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| 322 | // ***************************************************************************
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| 323 | //
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| 324 | void G4GeometryManager::SetWorldMaximumExtent(G4double extent)
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| 325 | {
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| 326 | if (G4SolidStore::GetInstance()->size())
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| 327 | {
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| 328 | // Sanity check to assure that extent is fixed BEFORE creating
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| 329 | // any geometry object (solids in this case)
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| 330 | //
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| 331 | G4Exception("G4GeometryManager::SetMaximumExtent()",
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| 332 | "NotApplicable", FatalException,
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| 333 | "Extent can be set only BEFORE creating any geometry object!");
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| 334 | }
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| 335 | G4GeometryTolerance::GetInstance()->SetSurfaceTolerance(extent);
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| 336 | }
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| 337 |
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| 338 | // ***************************************************************************
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| 339 | // Reports statistics on voxel optimisation when closing geometry.
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| 340 | // ***************************************************************************
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| 341 | //
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| 342 | void
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| 343 | G4GeometryManager::ReportVoxelStats( std::vector<G4SmartVoxelStat> & stats,
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| 344 | G4double totalCpuTime )
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| 345 | {
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| 346 | G4cout << "G4GeometryManager::ReportVoxelStats -- Voxel Statistics"
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| 347 | << G4endl << G4endl;
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| 348 |
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| 349 | //
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| 350 | // Get total memory use
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| 351 | //
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| 352 | G4int i, nStat = stats.size();
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| 353 | G4long totalMemory = 0;
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| 354 |
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| 355 | for( i=0;i<nStat;++i ) { totalMemory += stats[i].GetMemoryUse(); }
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| 356 |
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| 357 | G4cout << " Total memory consumed for geometry optimisation: "
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| 358 | << totalMemory/1024 << " kByte" << G4endl;
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| 359 | G4cout << " Total CPU time elapsed for geometry optimisation: "
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| 360 | << std::setprecision(2) << totalCpuTime << " seconds" << G4endl;
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| 361 |
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| 362 | //
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| 363 | // First list: sort by total CPU time
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| 364 | //
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| 365 | std::sort( stats.begin(), stats.end(), G4SmartVoxelStat::ByCpu() );
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| 366 |
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| 367 | G4int nPrint = nStat > 10 ? 10 : nStat;
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| 368 |
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| 369 | if (nPrint)
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| 370 | {
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| 371 | G4cout << "\n Voxelisation: top CPU users:" << G4endl;
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| 372 | G4cout << " Percent Total CPU System CPU Memory Volume\n"
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| 373 | << " ------- ---------- ---------- -------- ----------"
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| 374 | << G4endl;
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| 375 | // 12345678901.234567890123.234567890123.234567890123k .
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| 376 | }
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| 377 |
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| 378 | for(i=0;i<nPrint;++i)
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| 379 | {
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| 380 | G4double total = stats[i].GetTotalTime();
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| 381 | G4double system = stats[i].GetSysTime();
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| 382 | G4double perc = 0.0;
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| 383 |
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| 384 | if (system < 0) { system = 0.0; }
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| 385 | if ((total < 0) || (totalCpuTime < perMillion))
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| 386 | { total = 0; }
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| 387 | else
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| 388 | { perc = total*100/totalCpuTime; }
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| 389 |
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| 390 | G4cout << std::setprecision(2)
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| 391 | << std::setiosflags(std::ios::fixed|std::ios::right)
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| 392 | << std::setw(11) << perc
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| 393 | << std::setw(13) << total
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| 394 | << std::setw(13) << system
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| 395 | << std::setw(13) << (stats[i].GetMemoryUse()+512)/1024
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| 396 | << "k " << std::setiosflags(std::ios::left)
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| 397 | << stats[i].GetVolume()->GetName()
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| 398 | << std::resetiosflags(std::ios::floatfield|std::ios::adjustfield)
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| 399 | << std::setprecision(6)
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| 400 | << G4endl;
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| 401 | }
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| 402 |
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| 403 | //
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| 404 | // Second list: sort by memory use
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| 405 | //
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| 406 | std::sort( stats.begin(), stats.end(), G4SmartVoxelStat::ByMemory() );
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| 407 |
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| 408 | if (nPrint)
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| 409 | {
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| 410 | G4cout << "\n Voxelisation: top memory users:" << G4endl;
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| 411 | G4cout << " Percent Memory Heads Nodes Pointers Total CPU Volume\n"
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| 412 | << " ------- -------- ------ ------ -------- ---------- ----------"
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| 413 | << G4endl;
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| 414 | // 12345678901.2345678901k .23456789.23456789.2345678901.234567890123. .
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| 415 | }
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| 416 |
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| 417 | for(i=0;i<nPrint;++i)
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| 418 | {
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| 419 | G4long memory = stats[i].GetMemoryUse();
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| 420 | G4double totTime = stats[i].GetTotalTime();
|
|---|
| 421 | if (totTime < 0) { totTime = 0.0; }
|
|---|
| 422 |
|
|---|
| 423 | G4cout << std::setprecision(2)
|
|---|
| 424 | << std::setiosflags(std::ios::fixed|std::ios::right)
|
|---|
| 425 | << std::setw(11) << G4double(memory*100)/G4double(totalMemory)
|
|---|
| 426 | << std::setw(11) << memory/1024 << "k "
|
|---|
| 427 | << std::setw( 9) << stats[i].GetNumberHeads()
|
|---|
| 428 | << std::setw( 9) << stats[i].GetNumberNodes()
|
|---|
| 429 | << std::setw(11) << stats[i].GetNumberPointers()
|
|---|
| 430 | << std::setw(13) << totTime << " "
|
|---|
| 431 | << std::setiosflags(std::ios::left)
|
|---|
| 432 | << stats[i].GetVolume()->GetName()
|
|---|
| 433 | << std::resetiosflags(std::ios::floatfield|std::ios::adjustfield)
|
|---|
| 434 | << std::setprecision(6)
|
|---|
| 435 | << G4endl;
|
|---|
| 436 | }
|
|---|
| 437 | }
|
|---|
