Gabriele Cosmo
621 lines
21 KiB
C++
621 lines
21 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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//
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//
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// class G4LogicalVolume Implementation
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//
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// History:
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// 15.01.13 G.Cosmo, A.Dotti: Modified for thread-safety for MT
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// 01.03.05 G.Santin: Added flag for optional propagation of GetMass()
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// 17.05.02 G.Cosmo: Added flag for optional optimisation
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// 12.02.99 S.Giani: Default initialization of voxelization quality
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// 04.08.97 P.M.DeFreitas: Added methods for parameterised simulation
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// 19.08.96 P.Kent: Modified for G4VSensitive Detector
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// 11.07.95 P.Kent: Initial version
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// --------------------------------------------------------------------
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#include "G4LogicalVolume.hh"
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#include "G4LogicalVolumeStore.hh"
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#include "G4VSolid.hh"
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#include "G4Material.hh"
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#include "G4VPVParameterisation.hh"
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#include "G4VisAttributes.hh"
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#include "G4UnitsTable.hh"
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G4LVData::G4LVData()
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: fSolid(0),fSensitiveDetector(0),fFieldManager(0),
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fMaterial(0),fMass(0.),fCutsCouple(0)
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{;}
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// This new field helps to use the class G4LVManager
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//
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G4LVManager G4LogicalVolume::subInstanceManager;
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// These macros change the references to fields that are now encapsulated
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// in the class G4LVData.
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//
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#define G4MT_solid ((subInstanceManager.offset[instanceID]).fSolid)
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#define G4MT_sdetector ((subInstanceManager.offset[instanceID]).fSensitiveDetector)
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#define G4MT_fmanager ((subInstanceManager.offset[instanceID]).fFieldManager)
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#define G4MT_material ((subInstanceManager.offset[instanceID]).fMaterial)
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#define G4MT_mass ((subInstanceManager.offset[instanceID]).fMass)
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#define G4MT_ccouple ((subInstanceManager.offset[instanceID]).fCutsCouple)
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#define G4MT_instance (subInstanceManager.offset[instanceID])
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// ********************************************************************
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// Constructor - sets member data and adds to logical Store,
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// voxel pointer for optimisation set to 0 by default.
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// Initialises daughter vector to 0 length.
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// ********************************************************************
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//
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G4LogicalVolume::G4LogicalVolume( G4VSolid* pSolid,
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G4Material* pMaterial,
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const G4String& name,
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G4FieldManager* pFieldMgr,
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G4VSensitiveDetector* pSDetector,
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G4UserLimits* pULimits,
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G4bool optimise )
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: fDaughters(0,(G4VPhysicalVolume*)0),
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fVoxel(0), fOptimise(optimise), fRootRegion(false), fLock(false),
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fSmartless(2.), fVisAttributes(0), fRegion(0), fBiasWeight(1.)
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{
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// Initialize 'Shadow'/master pointers - for use in copying to workers
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fSolid = pSolid;
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fSensitiveDetector = pSDetector;
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fFieldManager = pFieldMgr;
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instanceID = subInstanceManager.CreateSubInstance();
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AssignFieldManager(pFieldMgr); // G4MT_fmanager = pFieldMgr;
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// fMasterFieldMgr= pFieldMgr;
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G4MT_mass = 0.;
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G4MT_ccouple = 0;
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SetSolid(pSolid);
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SetMaterial(pMaterial);
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SetName(name);
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SetSensitiveDetector(pSDetector);
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SetUserLimits(pULimits);
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// Initialize 'Shadow' data structure - for use by object persistency
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lvdata = new G4LVData();
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lvdata->fSolid = pSolid;
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lvdata->fMaterial = pMaterial;
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//
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// Add to store
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//
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G4LogicalVolumeStore::Register(this);
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}
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// ********************************************************************
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// Fake default constructor - sets only member data and allocates memory
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// for usage restricted to object persistency.
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// ********************************************************************
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//
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G4LogicalVolume::G4LogicalVolume( __void__& )
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: fDaughters(0,(G4VPhysicalVolume*)0),
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fName(""), fUserLimits(0),
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fVoxel(0), fOptimise(true), fRootRegion(false), fLock(false),
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fSmartless(2.), fVisAttributes(0), fRegion(0), fBiasWeight(1.),
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fSolid(0), fSensitiveDetector(0), fFieldManager(0), lvdata(0)
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{
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instanceID = subInstanceManager.CreateSubInstance();
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SetSensitiveDetector(0); // G4MT_sdetector = 0;
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SetFieldManager(0, false); // G4MT_fmanager = 0;
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G4MT_mass = 0.;
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G4MT_ccouple = 0;
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// Add to store
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//
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G4LogicalVolumeStore::Register(this);
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}
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// ********************************************************************
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// Destructor - Removes itself from solid Store
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// NOTE: Not virtual
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// ********************************************************************
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//
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G4LogicalVolume::~G4LogicalVolume()
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{
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if (!fLock && fRootRegion) // De-register root region first if not locked
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{ // and flagged as root logical-volume
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fRegion->RemoveRootLogicalVolume(this, true);
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}
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delete lvdata;
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G4LogicalVolumeStore::DeRegister(this);
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}
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// ********************************************************************
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// InitialiseWorker
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//
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// This method is similar to the constructor. It is used by each worker
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// thread to achieve the same effect as that of the master thread exept
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// to register the new created instance. This method is invoked explicitly.
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// It does not create a new G4LogicalVolume instance. It only assign the value
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// for the fields encapsulated by the class G4LVData.
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// ********************************************************************
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//
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void G4LogicalVolume::
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InitialiseWorker( G4LogicalVolume* /*pMasterObject*/,
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G4VSolid* pSolid,
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G4VSensitiveDetector* pSDetector)
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{
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subInstanceManager.SlaveCopySubInstanceArray();
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SetSolid(pSolid);
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SetSensitiveDetector(pSDetector); // How this object is available now ?
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AssignFieldManager(fFieldManager); // Should be set - but a per-thread copy is not available yet
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// G4MT_fmanager= fFieldManager;
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// Must not call SetFieldManager(fFieldManager, false); which propagates FieldMgr
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#ifdef CLONE_FIELD_MGR
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// Create a field FieldManager by cloning
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G4FieldManager workerFldMgr= fFieldManager->GetWorkerClone(G4bool* created);
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if( created || (GetFieldManager()!=workerFldMgr) )
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{
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SetFieldManager(fFieldManager, false); // which propagates FieldMgr
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}else{
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// Field manager existed and is equal to current one
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AssignFieldManager(workerFldMgr);
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}
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#endif
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}
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// ********************************************************************
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// Clean
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// ********************************************************************
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//
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void G4LogicalVolume::Clean()
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{
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subInstanceManager.FreeSlave();
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}
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// ********************************************************************
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// TerminateWorker
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//
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// This method is similar to the destructor. It is used by each worker
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// thread to achieve the partial effect as that of the master thread.
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// For G4LogicalVolume instances, nothing more to do here.
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// ********************************************************************
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//
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void G4LogicalVolume::
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TerminateWorker( G4LogicalVolume* /*pMasterObject*/)
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{
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}
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// ********************************************************************
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// GetSubInstanceManager
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//
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// Returns the private data instance manager.
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// ********************************************************************
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//
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const G4LVManager& G4LogicalVolume::GetSubInstanceManager()
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{
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return subInstanceManager;
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}
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// ********************************************************************
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// GetFieldManager
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// ********************************************************************
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//
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G4FieldManager* G4LogicalVolume::GetFieldManager() const
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{
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return G4MT_fmanager;
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}
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// ********************************************************************
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// AssignFieldManager
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// ********************************************************************
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//
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void G4LogicalVolume::AssignFieldManager( G4FieldManager *fldMgr)
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{
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G4MT_fmanager= fldMgr;
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if(G4Threading::IsMasterThread()) fFieldManager = fldMgr;
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}
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// ********************************************************************
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// IsExtended
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// ********************************************************************
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//
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G4bool G4LogicalVolume::IsExtended() const
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{
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return false;
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}
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// ********************************************************************
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// SetFieldManager
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// ********************************************************************
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//
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void
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G4LogicalVolume::SetFieldManager(G4FieldManager* pNewFieldMgr,
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G4bool forceAllDaughters)
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{
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// G4MT_fmanager = pNewFieldMgr;
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AssignFieldManager(pNewFieldMgr);
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G4int NoDaughters = GetNoDaughters();
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while ( (NoDaughters--)>0 )
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{
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G4LogicalVolume* DaughterLogVol;
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DaughterLogVol = GetDaughter(NoDaughters)->GetLogicalVolume();
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if ( forceAllDaughters || (DaughterLogVol->GetFieldManager() == 0) )
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{
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DaughterLogVol->SetFieldManager(pNewFieldMgr, forceAllDaughters);
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}
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}
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}
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// ********************************************************************
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// AddDaughter
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// ********************************************************************
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//
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void G4LogicalVolume::AddDaughter(G4VPhysicalVolume* pNewDaughter)
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{
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if( !fDaughters.empty() && fDaughters[0]->IsReplicated() )
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{
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std::ostringstream message;
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message << "ERROR - Attempt to place a volume in a mother volume" << G4endl
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<< " already containing a replicated volume." << G4endl
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<< " A volume can either contain several placements" << G4endl
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<< " or a unique replica or parameterised volume !" << G4endl
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<< " Mother logical volume: " << GetName() << G4endl
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<< " Placing volume: " << pNewDaughter->GetName() << G4endl;
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G4Exception("G4LogicalVolume::AddDaughter()", "GeomMgt0002",
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FatalException, message,
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"Replica or parameterised volume must be the only daughter !");
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}
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// Invalidate previous calculation of mass - if any - for all threads
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G4MT_mass = 0.;
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// SignalVolumeChange(); // fVolumeChanged= true;
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fDaughters.push_back(pNewDaughter);
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G4LogicalVolume* pDaughterLogical = pNewDaughter->GetLogicalVolume();
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// Propagate the Field Manager, if the daughter has no field Manager.
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//
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G4FieldManager* pDaughterFieldManager = pDaughterLogical->GetFieldManager();
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if( pDaughterFieldManager == 0 )
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{
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pDaughterLogical->SetFieldManager(G4MT_fmanager, false);
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}
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if (fRegion)
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{
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PropagateRegion();
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fRegion->RegionModified(true);
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}
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}
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// ********************************************************************
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// RemoveDaughter
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// ********************************************************************
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//
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void G4LogicalVolume::RemoveDaughter(const G4VPhysicalVolume* p)
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{
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G4PhysicalVolumeList::iterator i;
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for ( i=fDaughters.begin(); i!=fDaughters.end(); ++i )
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{
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if (**i==*p)
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{
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fDaughters.erase(i);
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break;
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}
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}
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if (fRegion)
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{
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fRegion->RegionModified(true);
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}
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G4MT_mass = 0.;
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}
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// ********************************************************************
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// ClearDaughters
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// ********************************************************************
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//
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void G4LogicalVolume::ClearDaughters()
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{
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fDaughters.erase(fDaughters.begin(), fDaughters.end());
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if (fRegion)
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{
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fRegion->RegionModified(true);
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}
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G4MT_mass = 0.;
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}
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// ********************************************************************
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// ResetMass
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// ********************************************************************
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//
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void G4LogicalVolume::ResetMass()
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{
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G4MT_mass= 0.0;
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}
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// ********************************************************************
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// GetSolid
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// ********************************************************************
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//
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G4VSolid* G4LogicalVolume::GetSolid(G4LVData &instLVdata) // const
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{
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return instLVdata.fSolid;
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}
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G4VSolid* G4LogicalVolume::GetSolid() const
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{
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// return G4MT_solid;
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// return ((subInstanceManager.offset[instanceID]).fSolid);
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return this->GetSolid( subInstanceManager.offset[instanceID] );
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}
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// ********************************************************************
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// SetSolid
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// ********************************************************************
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//
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void G4LogicalVolume::SetSolid(G4VSolid *pSolid)
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{
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// ((subInstanceManager.offset[instanceID]).fSolid) = pSolid;
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G4MT_solid=pSolid;
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// G4MT_mass = 0.;
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this->ResetMass();
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}
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void G4LogicalVolume::SetSolid(G4LVData &instLVdata, G4VSolid *pSolid)
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{
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instLVdata.fSolid = pSolid;
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// G4MT_solid=pSolid;
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instLVdata.fMass= 0;
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// A fast way to reset the mass ... ie G4MT_mass = 0.;
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}
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// ********************************************************************
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// GetMaterial
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// ********************************************************************
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//
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G4Material* G4LogicalVolume::GetMaterial() const
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{
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return G4MT_material;
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}
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// ********************************************************************
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// SetMaterial
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// ********************************************************************
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//
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void G4LogicalVolume::SetMaterial(G4Material *pMaterial)
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{
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G4MT_material=pMaterial;
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G4MT_mass = 0.;
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}
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// ********************************************************************
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// UpdateMaterial
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// ********************************************************************
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//
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void G4LogicalVolume::UpdateMaterial(G4Material *pMaterial)
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{
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G4MT_material=pMaterial;
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if(fRegion) { G4MT_ccouple = fRegion->FindCouple(pMaterial); }
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G4MT_mass = 0.;
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}
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// ********************************************************************
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// GetSensitiveDetector
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// ********************************************************************
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//
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G4VSensitiveDetector* G4LogicalVolume::GetSensitiveDetector() const
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{
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return G4MT_sdetector;
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}
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// ********************************************************************
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// SetSensitiveDetector
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// ********************************************************************
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//
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void G4LogicalVolume::SetSensitiveDetector(G4VSensitiveDetector* pSDetector)
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{
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G4MT_sdetector = pSDetector;
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if(G4Threading::IsMasterThread()) fSensitiveDetector = pSDetector;
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}
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// ********************************************************************
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// GetMaterialCutsCouple
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// ********************************************************************
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//
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const G4MaterialCutsCouple* G4LogicalVolume::GetMaterialCutsCouple() const
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{
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return G4MT_ccouple;
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}
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// ********************************************************************
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// SetMaterialCutsCouple
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// ********************************************************************
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//
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void G4LogicalVolume::SetMaterialCutsCouple(G4MaterialCutsCouple* cuts)
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{
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G4MT_ccouple = cuts;
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}
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// ********************************************************************
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// IsAncestor
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//
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// Finds out if the current logical volume is an ancestor of a given
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// physical volume
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// ********************************************************************
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//
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G4bool
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G4LogicalVolume::IsAncestor(const G4VPhysicalVolume* aVolume) const
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{
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G4bool isDaughter = IsDaughter(aVolume);
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if (!isDaughter)
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{
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for (G4PhysicalVolumeList::const_iterator itDau = fDaughters.begin();
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itDau != fDaughters.end(); itDau++)
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{
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isDaughter = (*itDau)->GetLogicalVolume()->IsAncestor(aVolume);
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if (isDaughter) break;
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}
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}
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return isDaughter;
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}
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// ********************************************************************
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// TotalVolumeEntities
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//
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// Returns the total number of physical volumes (replicated or placed)
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// in the tree represented by the current logical volume.
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// ********************************************************************
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//
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G4int G4LogicalVolume::TotalVolumeEntities() const
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{
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G4int vols = 1;
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for (G4PhysicalVolumeList::const_iterator itDau = fDaughters.begin();
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itDau != fDaughters.end(); itDau++)
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{
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G4VPhysicalVolume* physDaughter = (*itDau);
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vols += physDaughter->GetMultiplicity()
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*physDaughter->GetLogicalVolume()->TotalVolumeEntities();
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}
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return vols;
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}
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// ********************************************************************
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// GetMass
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//
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// Returns the mass of the logical volume tree computed from the
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// estimated geometrical volume of each solid and material associated
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// to the logical volume and its daughters.
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// NOTE: the computation may require considerable amount of time,
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// depending from the complexity of the geometry tree.
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// The returned value is cached and can be used for successive
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// calls (default), unless recomputation is forced by providing
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// 'true' for the boolean argument in input. Computation should
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// be forced if the geometry setup has changed after the previous
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// call. By setting the 'propagate' boolean flag to 'false' the
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// method returns the mass of the present logical volume only
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// (subtracted for the volume occupied by the daughter volumes).
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// The extra argument 'parMaterial' is internally used to
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// consider cases of geometrical parameterisations by material.
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// ********************************************************************
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//
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G4double G4LogicalVolume::GetMass(G4bool forced,
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G4bool propagate,
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G4Material* parMaterial)
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{
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// Return the cached non-zero value, if not forced
|
|
//
|
|
if ( (G4MT_mass) && (!forced) ) return G4MT_mass;
|
|
|
|
// Global density and computed mass associated to the logical
|
|
// volume without considering its daughters
|
|
//
|
|
G4Material* logMaterial = parMaterial ? parMaterial : GetMaterial(); // G4MT_material;
|
|
if (!logMaterial)
|
|
{
|
|
std::ostringstream message;
|
|
message << "No material associated to the logical volume: " << fName << " !"
|
|
<< G4endl
|
|
<< "Sorry, cannot compute the mass ...";
|
|
G4Exception("G4LogicalVolume::GetMass()", "GeomMgt0002",
|
|
FatalException, message);
|
|
return 0;
|
|
}
|
|
if (! GetSolid() ) // !G4MT_solid)
|
|
{
|
|
std::ostringstream message;
|
|
message << "No solid is associated to the logical volume: " << fName << " !"
|
|
<< G4endl
|
|
<< "Sorry, cannot compute the mass ...";
|
|
G4Exception("G4LogicalVolume::GetMass()", "GeomMgt0002",
|
|
FatalException, message);
|
|
return 0;
|
|
}
|
|
G4double globalDensity = logMaterial->GetDensity();
|
|
G4double motherMass= GetSolid()->GetCubicVolume() * globalDensity;
|
|
|
|
// G4MT_mass =
|
|
// SetMass( motherMmass );
|
|
G4double massSum= motherMass;
|
|
|
|
// For each daughter in the tree, subtract the mass occupied
|
|
// and if required by the propagate flag, add the real daughter's
|
|
// one computed recursively
|
|
|
|
for (G4PhysicalVolumeList::const_iterator itDau = fDaughters.begin();
|
|
itDau != fDaughters.end(); itDau++)
|
|
{
|
|
G4VPhysicalVolume* physDaughter = (*itDau);
|
|
G4LogicalVolume* logDaughter = physDaughter->GetLogicalVolume();
|
|
G4double subMass=0.;
|
|
G4VSolid* daughterSolid = 0;
|
|
G4Material* daughterMaterial = 0;
|
|
|
|
// Compute the mass to subtract and to add for each daughter
|
|
// considering its multiplicity (i.e. replicated or not) and
|
|
// eventually its parameterisation (by solid and/or by material)
|
|
//
|
|
for (G4int i=0; i<physDaughter->GetMultiplicity(); i++)
|
|
{
|
|
G4VPVParameterisation*
|
|
physParam = physDaughter->GetParameterisation();
|
|
if (physParam)
|
|
{
|
|
daughterSolid = physParam->ComputeSolid(i, physDaughter);
|
|
daughterSolid->ComputeDimensions(physParam, i, physDaughter);
|
|
daughterMaterial = physParam->ComputeMaterial(i, physDaughter);
|
|
}
|
|
else
|
|
{
|
|
daughterSolid = logDaughter->GetSolid();
|
|
daughterMaterial = logDaughter->GetMaterial();
|
|
}
|
|
subMass = daughterSolid->GetCubicVolume() * globalDensity;
|
|
|
|
// Subtract the daughter's portion for the mass and, if required,
|
|
// add the real daughter's mass computed recursively
|
|
//
|
|
massSum -= subMass;
|
|
if (propagate)
|
|
{
|
|
massSum += logDaughter->GetMass(true, true, daughterMaterial);
|
|
}
|
|
}
|
|
}
|
|
G4MT_mass= massSum;
|
|
return massSum;
|
|
}
|
|
|
|
void G4LogicalVolume::SetVisAttributes (const G4VisAttributes& VA)
|
|
{
|
|
fVisAttributes = new G4VisAttributes(VA);
|
|
}
|
|
|