Gabriele Cosmo
144 lines
4.4 KiB
C++
144 lines
4.4 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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// Implementation of G4CSGSolid
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//
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// 27.03.98 J.Apostolakis - First version.
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// --------------------------------------------------------------------
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#include <cmath>
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#include "G4CSGSolid.hh"
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#include "G4QuickRand.hh"
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#include "G4Polyhedron.hh"
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#include "G4AutoLock.hh"
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namespace
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{
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G4Mutex polyhedronMutex = G4MUTEX_INITIALIZER;
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}
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//////////////////////////////////////////////////////////////////////////
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//
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// Constructor
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// - Base class constructor
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G4CSGSolid::G4CSGSolid(const G4String& name) :
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G4VSolid(name)
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{
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}
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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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G4CSGSolid::G4CSGSolid( __void__& a )
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: G4VSolid(a)
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{
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}
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//////////////////////////////////////////////////////////////////////////
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//
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// Destructor
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//
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G4CSGSolid::~G4CSGSolid()
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{
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delete fpPolyhedron; fpPolyhedron = nullptr;
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}
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//////////////////////////////////////////////////////////////////////////
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//
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// Copy constructor
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//
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G4CSGSolid::G4CSGSolid(const G4CSGSolid& rhs)
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: G4VSolid(rhs), fCubicVolume(rhs.fCubicVolume),
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fSurfaceArea(rhs.fSurfaceArea)
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{
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}
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//////////////////////////////////////////////////////////////////////////
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//
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// Assignment operator
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G4CSGSolid& G4CSGSolid::operator = (const G4CSGSolid& rhs)
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{
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// Check assignment to self
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//
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if (this == &rhs) { return *this; }
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// Copy base class data
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//
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G4VSolid::operator=(rhs);
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// Copy data
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//
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fCubicVolume = rhs.fCubicVolume;
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fSurfaceArea = rhs.fSurfaceArea;
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fRebuildPolyhedron = false;
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delete fpPolyhedron; fpPolyhedron = nullptr;
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return *this;
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}
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G4double G4CSGSolid::GetRadiusInRing(G4double rmin, G4double rmax) const
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{
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G4double k = G4QuickRand();
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return (rmin <= 0) ? rmax*std::sqrt(k)
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: std::sqrt(k*rmax*rmax + (1. - k)*rmin*rmin);
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}
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std::ostream& G4CSGSolid::StreamInfo(std::ostream& os) const
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{
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os << "-----------------------------------------------------------\n"
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<< " *** Dump for solid - " << GetName() << " ***\n"
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<< " ===================================================\n"
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<< " Solid type: " << GetEntityType() << "\n"
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<< " Parameters: \n"
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<< " NOT available !\n"
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<< "-----------------------------------------------------------\n";
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return os;
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}
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G4Polyhedron* G4CSGSolid::GetPolyhedron () const
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{
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if (fpPolyhedron == nullptr ||
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fRebuildPolyhedron ||
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fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
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fpPolyhedron->GetNumberOfRotationSteps())
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{
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G4AutoLock l(&polyhedronMutex);
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delete fpPolyhedron;
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fpPolyhedron = CreatePolyhedron();
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fRebuildPolyhedron = false;
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l.unlock();
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}
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return fpPolyhedron;
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}
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