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geant4/source/geometry/management/src/G4RegionStore.cc
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2016-06-09 15:37:50 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
// $Id: G4RegionStore.cc,v 1.13 2007/04/10 10:13:50 gcosmo Exp $
// GEANT4 tag $Name: geant4-09-01 $
//
// G4RegionStore
//
// Implementation for singleton container
//
// History:
// 18.09.02 G.Cosmo Initial version
// --------------------------------------------------------------------
#include "G4Region.hh"
#include "G4RegionStore.hh"
#include "G4GeometryManager.hh"
#include "G4VPhysicalVolume.hh"
#include "G4PhysicalVolumeStore.hh"
#include "G4ios.hh"
// ***************************************************************************
// Static class variables
// ***************************************************************************
//
G4RegionStore* G4RegionStore::fgInstance = 0;
G4VStoreNotifier* G4RegionStore::fgNotifier = 0;
G4bool G4RegionStore::locked = false;
// ***************************************************************************
// Protected constructor: Construct underlying container with
// initial size of 20 entries
// ***************************************************************************
//
G4RegionStore::G4RegionStore()
: std::vector<G4Region*>()
{
reserve(20);
}
// ***************************************************************************
// Destructor
// ***************************************************************************
//
G4RegionStore::~G4RegionStore()
{
Clean();
}
// ***************************************************************************
// Delete all regions from the store except for the world region
// ***************************************************************************
//
void G4RegionStore::Clean()
{
// Do nothing if geometry is closed
//
if (G4GeometryManager::GetInstance()->IsGeometryClosed())
{
G4cout << "WARNING - Attempt to delete the region store"
<< " while geometry closed !" << G4endl;
return;
}
// Locks store for deletion of regions. De-registration will be
// performed at this stage. G4Regions will not de-register themselves.
//
locked = true;
size_t i=0;
G4RegionStore* store = GetInstance();
#ifdef G4GEOMETRY_VOXELDEBUG
G4cout << "Deleting Regions ... ";
#endif
// Do NOT delete world region !
//
for(iterator pos=store->begin(); pos!=store->end(); ++pos)
{
if (fgNotifier) { fgNotifier->NotifyDeRegistration(); }
if (*pos) { delete *pos; }
i++;
}
#ifdef G4GEOMETRY_VOXELDEBUG
if (store->size() < i-1)
{ G4cout << "No regions deleted. Already deleted by user ?" << G4endl; }
else
{ G4cout << i-1 << " regions deleted !" << G4endl; }
#endif
locked = false;
store->clear();
}
// ***************************************************************************
// Associate user notifier to the store
// ***************************************************************************
//
void G4RegionStore::SetNotifier(G4VStoreNotifier* pNotifier)
{
GetInstance();
fgNotifier = pNotifier;
}
// ***************************************************************************
// Add Region to container
// ***************************************************************************
//
void G4RegionStore::Register(G4Region* pRegion)
{
GetInstance()->push_back(pRegion);
if (fgNotifier) { fgNotifier->NotifyRegistration(); }
}
// ***************************************************************************
// Remove Region from container
// ***************************************************************************
//
void G4RegionStore::DeRegister(G4Region* pRegion)
{
if (!locked) // Do not de-register if locked !
{
if (fgNotifier) { fgNotifier->NotifyDeRegistration(); }
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{
if (**i==*pRegion)
{
GetInstance()->erase(i);
break;
}
}
}
}
// ***************************************************************************
// Return ptr to Store, setting if necessary
// ***************************************************************************
//
G4RegionStore* G4RegionStore::GetInstance()
{
static G4RegionStore worldStore;
if (!fgInstance)
{
fgInstance = &worldStore;
}
return fgInstance;
}
// ***************************************************************************
// Loops through all regions to verify if a region has been modified.
// It returns TRUE if just one region is modified.
// ***************************************************************************
//
G4bool G4RegionStore::IsModified() const
{
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{
if ((*i)->IsModified()) { return true; }
}
return false;
}
// ***************************************************************************
// Loops through all regions to reset flag for modification to FALSE.
// Used by the run manager to notify that the physics table has been updated.
// ***************************************************************************
//
void G4RegionStore::ResetRegionModified()
{
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{
(*i)->RegionModified(false);
}
}
// ***************************************************************************
// Forces recomputation of material lists in all regions in the store.
// ***************************************************************************
//
void G4RegionStore::UpdateMaterialList(G4VPhysicalVolume* currentWorld)
{
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{
if((*i)->GetWorldPhysical()==currentWorld) { (*i)->UpdateMaterialList(); }
}
}
// ***************************************************************************
// Returns a region through its name specification.
// ***************************************************************************
//
G4Region* G4RegionStore::GetRegion(const G4String& name, G4bool verbose) const
{
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{
if ((*i)->GetName() == name) { return *i; }
}
if (verbose)
{
G4cerr << "ERROR - G4RegionStore::GetRegion()" << G4endl
<< " Region " << name << " NOT found in store !" << G4endl
<< " Returning NULL pointer." << G4endl;
G4Exception("G4RegionStore::GetRegion()", "InvalidQuery",
JustWarning, "Region NOT found in store !");
}
return 0;
}
// ***************************************************************************
// Returns a region through its name specification, if it exists.
// If it does not exist it will allocate a new region with the given
// name, delegating the ownership to the caller client.
// ***************************************************************************
//
G4Region* G4RegionStore::FindOrCreateRegion(const G4String& name)
{
G4Region* target = GetRegion(name,false);
if (!target)
{
target = new G4Region(name);
}
return target;
}
// **************************************************************************
// Set a world physical volume pointer to a region that belongs to it.
// Scan over all world volumes.
// **************************************************************************
//
void G4RegionStore::SetWorldVolume()
{
// Reset all pointers first
//
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{ (*i)->SetWorld(0); }
// Find world volumes
//
G4PhysicalVolumeStore* fPhysicalVolumeStore
= G4PhysicalVolumeStore::GetInstance();
size_t nPhys = fPhysicalVolumeStore->size();
for(size_t iPhys=0; iPhys<nPhys; iPhys++)
{
G4VPhysicalVolume* fPhys = (*fPhysicalVolumeStore)[iPhys];
if(fPhys->GetMotherLogical()) { continue; } // not a world volume
// Now 'fPhys' is a world volume, set it to regions that belong to it.
//
for (iterator i=GetInstance()->begin(); i!=GetInstance()->end(); i++)
{ (*i)->SetWorld(fPhys); }
}
}