G4Tubs Class Reference

#include <G4Tubs.hh>

Inheritance diagram for G4Tubs:

Public Member Functions
void	BoundingLimits (G4ThreeVector &pMin, G4ThreeVector &pMax) const
G4bool	CalculateExtent (const EAxis pAxis, const G4VoxelLimits &pVoxelLimit, const G4AffineTransform &pTransform, G4double &pmin, G4double &pmax) const
G4VSolid *	Clone () const
void	ComputeDimensions (G4VPVParameterisation *p, const G4int n, const G4VPhysicalVolume *pRep)
G4Polyhedron *	CreatePolyhedron () const
void	DescribeYourselfTo (G4VGraphicsScene &scene) const
G4double	DistanceToIn (const G4ThreeVector &p) const
G4double	DistanceToIn (const G4ThreeVector &p, const G4ThreeVector &v) const
G4double	DistanceToOut (const G4ThreeVector &p) const
G4double	DistanceToOut (const G4ThreeVector &p, const G4ThreeVector &v, const G4bool calcNorm=false, G4bool *validNorm=nullptr, G4ThreeVector *n=nullptr) const
void	DumpInfo () const
G4double	EstimateCubicVolume (G4int nStat, G4double epsilon) const
G4double	EstimateSurfaceArea (G4int nStat, G4double ell) const
	G4Tubs (__void__ &)
	G4Tubs (const G4String &pName, G4double pRMin, G4double pRMax, G4double pDz, G4double pSPhi, G4double pDPhi)
	G4Tubs (const G4Tubs &rhs)
virtual G4VSolid *	GetConstituentSolid (G4int no)
virtual const G4VSolid *	GetConstituentSolid (G4int no) const
G4double	GetCosEndPhi () const
G4double	GetCosStartPhi () const
G4double	GetCubicVolume ()
G4double	GetDeltaPhiAngle () const
virtual G4DisplacedSolid *	GetDisplacedSolidPtr ()
virtual const G4DisplacedSolid *	GetDisplacedSolidPtr () const
G4GeometryType	GetEntityType () const
virtual G4VisExtent	GetExtent () const
G4double	GetInnerRadius () const
G4String	GetName () const
G4double	GetOuterRadius () const
G4ThreeVector	GetPointOnSurface () const
virtual G4Polyhedron *	GetPolyhedron () const
G4double	GetSinEndPhi () const
G4double	GetSinStartPhi () const
G4double	GetStartPhiAngle () const
G4double	GetSurfaceArea ()
G4double	GetTolerance () const
G4double	GetZHalfLength () const
EInside	Inside (const G4ThreeVector &p) const
G4Tubs &	operator= (const G4Tubs &rhs)
G4bool	operator== (const G4VSolid &s) const
void	SetDeltaPhiAngle (G4double newDPhi)
void	SetInnerRadius (G4double newRMin)
void	SetName (const G4String &name)
void	SetOuterRadius (G4double newRMax)
void	SetStartPhiAngle (G4double newSPhi, G4bool trig=true)
void	SetZHalfLength (G4double newDz)
std::ostream &	StreamInfo (std::ostream &os) const
G4ThreeVector	SurfaceNormal (const G4ThreeVector &p) const
virtual	~G4Tubs ()

Protected Types
enum	ENorm {   kNRMin , kNRMax , kNSPhi , kNEPhi ,   kNZ }
enum	ESide {   kNull , kRMin , kRMax , kSPhi ,   kEPhi , kPZ , kMZ }

Protected Member Functions
virtual G4ThreeVector	ApproxSurfaceNormal (const G4ThreeVector &p) const
void	CalculateClippedPolygonExtent (G4ThreeVectorList &pPolygon, const G4VoxelLimits &pVoxelLimit, const EAxis pAxis, G4double &pMin, G4double &pMax) const
void	CheckDPhiAngle (G4double dPhi)
void	CheckPhiAngles (G4double sPhi, G4double dPhi)
void	CheckSPhiAngle (G4double sPhi)
void	ClipBetweenSections (G4ThreeVectorList *pVertices, const G4int pSectionIndex, const G4VoxelLimits &pVoxelLimit, const EAxis pAxis, G4double &pMin, G4double &pMax) const
void	ClipCrossSection (G4ThreeVectorList *pVertices, const G4int pSectionIndex, const G4VoxelLimits &pVoxelLimit, const EAxis pAxis, G4double &pMin, G4double &pMax) const
void	ClipPolygon (G4ThreeVectorList &pPolygon, const G4VoxelLimits &pVoxelLimit, const EAxis pAxis) const
G4double	FastInverseRxy (const G4ThreeVector &pos, G4double invRad, G4double normalTolerance) const
G4double	GetRadiusInRing (G4double rmin, G4double rmax) const
void	Initialize ()
void	InitializeTrigonometry ()

Protected Attributes
G4double	cosCPhi
G4double	cosEPhi
G4double	cosHDPhi
G4double	cosHDPhiIT
G4double	cosHDPhiOT
G4double	cosSPhi
G4double	fCubicVolume = 0.0
G4double	fDPhi
G4double	fDz
G4double	fInvRmax
G4double	fInvRmin
G4bool	fPhiFullTube
G4Polyhedron *	fpPolyhedron = nullptr
G4bool	fRebuildPolyhedron = false
G4double	fRMax
G4double	fRMin
G4double	fSPhi
G4double	fSurfaceArea = 0.0
G4double	halfAngTolerance
G4double	halfCarTolerance
G4double	halfRadTolerance
G4double	kAngTolerance
G4double	kCarTolerance
G4double	kRadTolerance
G4double	sinCPhi
G4double	sinEPhi
G4double	sinSPhi

Static Protected Attributes
static constexpr G4double	kNormTolerance = 1.0e-6

Private Member Functions
void	ClipPolygonToSimpleLimits (G4ThreeVectorList &pPolygon, G4ThreeVectorList &outputPolygon, const G4VoxelLimits &pVoxelLimit) const

Private Attributes
G4String	fshapeName

Detailed Description

Definition at line 74 of file G4Tubs.hh.

Member Enumeration Documentation

ENorm

enum G4Tubs::ENorm

protected

Enumerator
kNRMin
kNRMax
kNSPhi
kNEPhi
kNZ

Definition at line 200 of file G4Tubs.hh.

{kNRMin,kNRMax,kNSPhi,kNEPhi,kNZ};

ESide

enum G4Tubs::ESide

protected

Enumerator
kNull
kRMin
kRMax
kSPhi
kEPhi
kPZ
kMZ

Definition at line 196 of file G4Tubs.hh.

{kNull,kRMin,kRMax,kSPhi,kEPhi,kPZ,kMZ};

Constructor & Destructor Documentation

G4Tubs() [1/3]

G4Tubs::G4Tubs	(	const G4String &	pName,
		G4double	pRMin,
		G4double	pRMax,
		G4double	pDz,
		G4double	pSPhi,
		G4double	pDPhi
	)

Definition at line 58 of file G4Tubs.cc.

   : G4CSGSolid(pName), fRMin(pRMin), fRMax(pRMax), fDz(pDz),
     fSPhi(0), fDPhi(0),
     fInvRmax( pRMax > 0.0 ? 1.0/pRMax : 0.0 ),
     fInvRmin( pRMin > 0.0 ? 1.0/pRMin : 0.0 )
{
  kRadTolerance = G4GeometryTolerance::GetInstance()->GetRadialTolerance();
  kAngTolerance = G4GeometryTolerance::GetInstance()->GetAngularTolerance();
 
  halfCarTolerance=kCarTolerance*0.5;
  halfRadTolerance=kRadTolerance*0.5;
  halfAngTolerance=kAngTolerance*0.5;
 
  if (pDz<=0) // Check z-len
  {
    std::ostringstream message;
    message << "Negative Z half-length (" << pDz << ") in solid: " << GetName();
    G4Exception("G4Tubs::G4Tubs()", "GeomSolids0002", FatalException, message);
  }
  if ( (pRMin >= pRMax) || (pRMin < 0) ) // Check radii
  {
    std::ostringstream message;
    message << "Invalid values for radii in solid: " << GetName()
            << G4endl
            << "        pRMin = " << pRMin << ", pRMax = " << pRMax;
    G4Exception("G4Tubs::G4Tubs()", "GeomSolids0002", FatalException, message);
  }
 
  // Check angles
  //
  CheckPhiAngles(pSPhi, pDPhi);
}

References CheckPhiAngles(), FatalException, G4endl, G4Exception(), G4GeometryTolerance::GetAngularTolerance(), G4GeometryTolerance::GetInstance(), G4VSolid::GetName(), G4GeometryTolerance::GetRadialTolerance(), halfAngTolerance, halfCarTolerance, halfRadTolerance, kAngTolerance, G4VSolid::kCarTolerance, and kRadTolerance.

Referenced by Clone().

~G4Tubs()

G4Tubs::~G4Tubs ( )

virtual

Definition at line 114 of file G4Tubs.cc.

{
}

G4Tubs() [2/3]

G4Tubs::G4Tubs

(

__void__ &

a

)

Definition at line 99 of file G4Tubs.cc.

  : G4CSGSolid(a), kRadTolerance(0.), kAngTolerance(0.),
    fRMin(0.), fRMax(0.), fDz(0.), fSPhi(0.), fDPhi(0.),
    sinCPhi(0.), cosCPhi(0.), cosHDPhi(0.), cosHDPhiOT(0.), cosHDPhiIT(0.),
    sinSPhi(0.), cosSPhi(0.), sinEPhi(0.), cosEPhi(0.),
    fPhiFullTube(false), fInvRmax(0.), fInvRmin(0.),
    halfCarTolerance(0.), halfRadTolerance(0.),
    halfAngTolerance(0.)
{
}

G4Tubs() [3/3]

G4Tubs::G4Tubs

(

const G4Tubs &

rhs

)

Definition at line 122 of file G4Tubs.cc.

  : G4CSGSolid(rhs),
    kRadTolerance(rhs.kRadTolerance), kAngTolerance(rhs.kAngTolerance),
    fRMin(rhs.fRMin), fRMax(rhs.fRMax), fDz(rhs.fDz),
    fSPhi(rhs.fSPhi), fDPhi(rhs.fDPhi),
    sinCPhi(rhs.sinCPhi), cosCPhi(rhs.cosCPhi), cosHDPhi(rhs.cosHDPhi),
    cosHDPhiOT(rhs.cosHDPhiOT), cosHDPhiIT(rhs.cosHDPhiIT),
    sinSPhi(rhs.sinSPhi), cosSPhi(rhs.cosSPhi),
    sinEPhi(rhs.sinEPhi), cosEPhi(rhs.cosEPhi), fPhiFullTube(rhs.fPhiFullTube),
    fInvRmax(rhs.fInvRmax), fInvRmin(rhs.fInvRmin),
    halfCarTolerance(rhs.halfCarTolerance),
    halfRadTolerance(rhs.halfRadTolerance),
    halfAngTolerance(rhs.halfAngTolerance)
{
}

Member Function Documentation

ApproxSurfaceNormal()

G4ThreeVector G4Tubs::ApproxSurfaceNormal ( const G4ThreeVector &  p ) const

protectedvirtual

Definition at line 598 of file G4Tubs.cc.

{
  ENorm side ;
  G4ThreeVector norm ;
  G4double rho, phi ;
  G4double distZ, distRMin, distRMax, distSPhi, distEPhi, distMin ;
 
  rho = std::sqrt(p.x()*p.x() + p.y()*p.y()) ;
 
  distRMin = std::fabs(rho - fRMin) ;
  distRMax = std::fabs(rho - fRMax) ;
  distZ    = std::fabs(std::fabs(p.z()) - fDz) ;
 
  if (distRMin < distRMax) // First minimum
  {
    if ( distZ < distRMin )
    {
       distMin = distZ ;
       side    = kNZ ;
    }
    else
    {
      distMin = distRMin ;
      side    = kNRMin   ;
    }
  }
  else
  {
    if ( distZ < distRMax )
    {
      distMin = distZ ;
      side    = kNZ   ;
    }
    else
    {
      distMin = distRMax ;
      side    = kNRMax   ;
    }
  }
  if (!fPhiFullTube  &&  rho ) // Protected against (0,0,z)
  {
    phi = std::atan2(p.y(),p.x()) ;
 
    if ( phi < 0 )  { phi += twopi; }
 
    if ( fSPhi < 0 )
    {
      distSPhi = std::fabs(phi - (fSPhi + twopi))*rho ;
    }
    else
    {
      distSPhi = std::fabs(phi - fSPhi)*rho ;
    }
    distEPhi = std::fabs(phi - fSPhi - fDPhi)*rho ;
 
    if (distSPhi < distEPhi) // Find new minimum
    {
      if ( distSPhi < distMin )
      {
        side = kNSPhi ;
      }
    }
    else
    {
      if ( distEPhi < distMin )
      {
        side = kNEPhi ;
      }
    }
  }
  switch ( side )
  {
    case kNRMin : // Inner radius
    {
      norm = G4ThreeVector(-p.x()/rho, -p.y()/rho, 0) ;
      break ;
    }
    case kNRMax : // Outer radius
    {
      norm = G4ThreeVector(p.x()/rho, p.y()/rho, 0) ;
      break ;
    }
    case kNZ :    // + or - dz
    {
      if ( p.z() > 0 )  { norm = G4ThreeVector(0,0,1) ; }
      else              { norm = G4ThreeVector(0,0,-1); }
      break ;
    }
    case kNSPhi:
    {
      norm = G4ThreeVector(sinSPhi, -cosSPhi, 0) ;
      break ;
    }
    case kNEPhi:
    {
      norm = G4ThreeVector(-sinEPhi, cosEPhi, 0) ;
      break;
    }
    default:      // Should never reach this case ...
    {
      DumpInfo();
      G4Exception("G4Tubs::ApproxSurfaceNormal()",
                  "GeomSolids1002", JustWarning,
                  "Undefined side for valid surface normal to solid.");
      break ;
    }
  }
  return norm;
}

References cosEPhi, cosSPhi, G4VSolid::DumpInfo(), fDPhi, fDz, fPhiFullTube, fRMax, fRMin, fSPhi, G4Exception(), JustWarning, kNEPhi, kNRMax, kNRMin, kNSPhi, kNZ, sinEPhi, sinSPhi, twopi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by SurfaceNormal().

BoundingLimits()

void G4Tubs::BoundingLimits ( G4ThreeVector &  pMin, G4ThreeVector &  pMax  ) const

virtual

Reimplemented from G4VSolid.

Definition at line 187 of file G4Tubs.cc.

{
  G4double rmin = GetInnerRadius();
  G4double rmax = GetOuterRadius();
  G4double dz   = GetZHalfLength();
 
  // Find bounding box
  //
  if (GetDeltaPhiAngle() < twopi)
  {
    G4TwoVector vmin,vmax;
    G4GeomTools::DiskExtent(rmin,rmax,
                            GetSinStartPhi(),GetCosStartPhi(),
                            GetSinEndPhi(),GetCosEndPhi(),
                            vmin,vmax);
    pMin.set(vmin.x(),vmin.y(),-dz);
    pMax.set(vmax.x(),vmax.y(), dz);
  }
  else
  {
    pMin.set(-rmax,-rmax,-dz);
    pMax.set( rmax, rmax, dz);
  }
 
  // Check correctness of the bounding box
  //
  if (pMin.x() >= pMax.x() || pMin.y() >= pMax.y() || pMin.z() >= pMax.z())
  {
    std::ostringstream message;
    message << "Bad bounding box (min >= max) for solid: "
            << GetName() << " !"
            << "\npMin = " << pMin
            << "\npMax = " << pMax;
    G4Exception("G4Tubs::BoundingLimits()", "GeomMgt0001",
                JustWarning, message);
    DumpInfo();
  }
}

References G4GeomTools::DiskExtent(), G4VSolid::DumpInfo(), G4Exception(), GetCosEndPhi(), GetCosStartPhi(), GetDeltaPhiAngle(), GetInnerRadius(), G4VSolid::GetName(), GetOuterRadius(), GetSinEndPhi(), GetSinStartPhi(), GetZHalfLength(), JustWarning, pMax, pMin, twopi, CLHEP::Hep2Vector::x(), and CLHEP::Hep2Vector::y().

Referenced by CalculateExtent().

CalculateClippedPolygonExtent()

void G4VSolid::CalculateClippedPolygonExtent ( G4ThreeVectorList &  pPolygon, const G4VoxelLimits &  pVoxelLimit, const EAxis  pAxis, G4double &  pMin, G4double &  pMax  ) const

protectedinherited

Definition at line 489 of file G4VSolid.cc.

{
  G4int noLeft,i;
  G4double component;
 
  ClipPolygon(pPolygon,pVoxelLimit,pAxis);
  noLeft = pPolygon.size();
 
  if ( noLeft )
  {
    for (i=0; i<noLeft; ++i)
    {
      component = pPolygon[i].operator()(pAxis);
 
      if (component < pMin)
      {
        pMin = component;
      }
      if (component > pMax)
      {
        pMax = component;
      }
    }
  }
}

References G4VSolid::ClipPolygon(), pMax, and pMin.

Referenced by G4VSolid::ClipBetweenSections(), and G4VSolid::ClipCrossSection().

CalculateExtent()

G4bool G4Tubs::CalculateExtent ( const EAxis  pAxis, const G4VoxelLimits &  pVoxelLimit, const G4AffineTransform &  pTransform, G4double &  pmin, G4double &  pmax  ) const

virtual

Implements G4VSolid.

Definition at line 230 of file G4Tubs.cc.

{
  G4ThreeVector bmin, bmax;
  G4bool exist;
 
  // Get bounding box
  BoundingLimits(bmin,bmax);
 
  // Check bounding box
  G4BoundingEnvelope bbox(bmin,bmax);
#ifdef G4BBOX_EXTENT
  return bbox.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
#endif
  if (bbox.BoundingBoxVsVoxelLimits(pAxis,pVoxelLimit,pTransform,pMin,pMax))
  {
    return exist = (pMin < pMax) ? true : false;
  }
 
  // Get parameters of the solid
  G4double rmin = GetInnerRadius();
  G4double rmax = GetOuterRadius();
  G4double dz   = GetZHalfLength();
  G4double dphi = GetDeltaPhiAngle();
 
  // Find bounding envelope and calculate extent
  //
  const G4int NSTEPS = 24;            // number of steps for whole circle
  G4double astep  = twopi/NSTEPS;     // max angle for one step
  G4int    ksteps = (dphi <= astep) ? 1 : (G4int)((dphi-deg)/astep) + 1;
  G4double ang    = dphi/ksteps;
 
  G4double sinHalf = std::sin(0.5*ang);
  G4double cosHalf = std::cos(0.5*ang);
  G4double sinStep = 2.*sinHalf*cosHalf;
  G4double cosStep = 1. - 2.*sinHalf*sinHalf;
  G4double rext    = rmax/cosHalf;
 
  // bounding envelope for full cylinder consists of two polygons,
  // in other cases it is a sequence of quadrilaterals
  if (rmin == 0 && dphi == twopi)
  {
    G4double sinCur = sinHalf;
    G4double cosCur = cosHalf;
 
    G4ThreeVectorList baseA(NSTEPS),baseB(NSTEPS);
    for (G4int k=0; k<NSTEPS; ++k)
    {
      baseA[k].set(rext*cosCur,rext*sinCur,-dz);
      baseB[k].set(rext*cosCur,rext*sinCur, dz);
 
      G4double sinTmp = sinCur;
      sinCur = sinCur*cosStep + cosCur*sinStep;
      cosCur = cosCur*cosStep - sinTmp*sinStep;
    }
    std::vector<const G4ThreeVectorList *> polygons(2);
    polygons[0] = &baseA;
    polygons[1] = &baseB;
    G4BoundingEnvelope benv(bmin,bmax,polygons);
    exist = benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
  }
  else
  {
    G4double sinStart = GetSinStartPhi();
    G4double cosStart = GetCosStartPhi();
    G4double sinEnd   = GetSinEndPhi();
    G4double cosEnd   = GetCosEndPhi();
    G4double sinCur   = sinStart*cosHalf + cosStart*sinHalf;
    G4double cosCur   = cosStart*cosHalf - sinStart*sinHalf;
 
    // set quadrilaterals
    G4ThreeVectorList pols[NSTEPS+2];
    for (G4int k=0; k<ksteps+2; ++k) pols[k].resize(4);
    pols[0][0].set(rmin*cosStart,rmin*sinStart, dz);
    pols[0][1].set(rmin*cosStart,rmin*sinStart,-dz);
    pols[0][2].set(rmax*cosStart,rmax*sinStart,-dz);
    pols[0][3].set(rmax*cosStart,rmax*sinStart, dz);
    for (G4int k=1; k<ksteps+1; ++k)
    {
      pols[k][0].set(rmin*cosCur,rmin*sinCur, dz);
      pols[k][1].set(rmin*cosCur,rmin*sinCur,-dz);
      pols[k][2].set(rext*cosCur,rext*sinCur,-dz);
      pols[k][3].set(rext*cosCur,rext*sinCur, dz);
 
      G4double sinTmp = sinCur;
      sinCur = sinCur*cosStep + cosCur*sinStep;
      cosCur = cosCur*cosStep - sinTmp*sinStep;
    }
    pols[ksteps+1][0].set(rmin*cosEnd,rmin*sinEnd, dz);
    pols[ksteps+1][1].set(rmin*cosEnd,rmin*sinEnd,-dz);
    pols[ksteps+1][2].set(rmax*cosEnd,rmax*sinEnd,-dz);
    pols[ksteps+1][3].set(rmax*cosEnd,rmax*sinEnd, dz);
 
    // set envelope and calculate extent
    std::vector<const G4ThreeVectorList *> polygons;
    polygons.resize(ksteps+2);
    for (G4int k=0; k<ksteps+2; ++k) polygons[k] = &pols[k];
    G4BoundingEnvelope benv(bmin,bmax,polygons);
    exist = benv.CalculateExtent(pAxis,pVoxelLimit,pTransform,pMin,pMax);
  }
  return exist;
}

References G4BoundingEnvelope::BoundingBoxVsVoxelLimits(), BoundingLimits(), G4BoundingEnvelope::CalculateExtent(), deg, GetCosEndPhi(), GetCosStartPhi(), GetDeltaPhiAngle(), GetInnerRadius(), GetOuterRadius(), GetSinEndPhi(), GetSinStartPhi(), GetZHalfLength(), pMax, pMin, and twopi.

CheckDPhiAngle()

void G4Tubs::CheckDPhiAngle ( G4double  dPhi )

inlineprotected

CheckPhiAngles()

void G4Tubs::CheckPhiAngles ( G4double  sPhi, G4double  dPhi  )

inlineprotected

Referenced by G4Tubs().

CheckSPhiAngle()

void G4Tubs::CheckSPhiAngle ( G4double  sPhi )

inlineprotected

ClipBetweenSections()

void G4VSolid::ClipBetweenSections ( G4ThreeVectorList *  pVertices, const G4int  pSectionIndex, const G4VoxelLimits &  pVoxelLimit, const EAxis  pAxis, G4double &  pMin, G4double &  pMax  ) const

protectedinherited

Definition at line 444 of file G4VSolid.cc.

{
  G4ThreeVectorList polygon;
  polygon.reserve(4);
  polygon.push_back((*pVertices)[pSectionIndex]);
  polygon.push_back((*pVertices)[pSectionIndex+4]);
  polygon.push_back((*pVertices)[pSectionIndex+5]);
  polygon.push_back((*pVertices)[pSectionIndex+1]);
  CalculateClippedPolygonExtent(polygon,pVoxelLimit,pAxis,pMin,pMax);
  polygon.clear();
 
  polygon.push_back((*pVertices)[pSectionIndex+1]);
  polygon.push_back((*pVertices)[pSectionIndex+5]);
  polygon.push_back((*pVertices)[pSectionIndex+6]);
  polygon.push_back((*pVertices)[pSectionIndex+2]);
  CalculateClippedPolygonExtent(polygon,pVoxelLimit,pAxis,pMin,pMax);
  polygon.clear();
 
  polygon.push_back((*pVertices)[pSectionIndex+2]);
  polygon.push_back((*pVertices)[pSectionIndex+6]);
  polygon.push_back((*pVertices)[pSectionIndex+7]);
  polygon.push_back((*pVertices)[pSectionIndex+3]);
  CalculateClippedPolygonExtent(polygon,pVoxelLimit,pAxis,pMin,pMax);
  polygon.clear();
 
  polygon.push_back((*pVertices)[pSectionIndex+3]);
  polygon.push_back((*pVertices)[pSectionIndex+7]);
  polygon.push_back((*pVertices)[pSectionIndex+4]);
  polygon.push_back((*pVertices)[pSectionIndex]);
  CalculateClippedPolygonExtent(polygon,pVoxelLimit,pAxis,pMin,pMax);
  return;
}

References G4VSolid::CalculateClippedPolygonExtent(), pMax, and pMin.

ClipCrossSection()

void G4VSolid::ClipCrossSection ( G4ThreeVectorList *  pVertices, const G4int  pSectionIndex, const G4VoxelLimits &  pVoxelLimit, const EAxis  pAxis, G4double &  pMin, G4double &  pMax  ) const

protectedinherited

Definition at line 414 of file G4VSolid.cc.

{
 
  G4ThreeVectorList polygon;
  polygon.reserve(4);
  polygon.push_back((*pVertices)[pSectionIndex]);
  polygon.push_back((*pVertices)[pSectionIndex+1]);
  polygon.push_back((*pVertices)[pSectionIndex+2]);
  polygon.push_back((*pVertices)[pSectionIndex+3]);
  CalculateClippedPolygonExtent(polygon,pVoxelLimit,pAxis,pMin,pMax);
  return;
}

References G4VSolid::CalculateClippedPolygonExtent(), pMax, and pMin.

ClipPolygon()

void G4VSolid::ClipPolygon ( G4ThreeVectorList &  pPolygon, const G4VoxelLimits &  pVoxelLimit, const EAxis  pAxis  ) const

protectedinherited

Definition at line 539 of file G4VSolid.cc.

{
  G4ThreeVectorList outputPolygon;
 
  if ( pVoxelLimit.IsLimited() )
  {
    if (pVoxelLimit.IsXLimited() ) // && pAxis != kXAxis)
    {
      G4VoxelLimits simpleLimit1;
      simpleLimit1.AddLimit(kXAxis,pVoxelLimit.GetMinXExtent(),kInfinity);
      ClipPolygonToSimpleLimits(pPolygon,outputPolygon,simpleLimit1);
 
      pPolygon.clear();
 
      if ( !outputPolygon.size() )  return;
 
      G4VoxelLimits simpleLimit2;
      simpleLimit2.AddLimit(kXAxis,-kInfinity,pVoxelLimit.GetMaxXExtent());
      ClipPolygonToSimpleLimits(outputPolygon,pPolygon,simpleLimit2);
 
      if ( !pPolygon.size() )       return;
      else                          outputPolygon.clear();
    }
    if ( pVoxelLimit.IsYLimited() ) // && pAxis != kYAxis)
    {
      G4VoxelLimits simpleLimit1;
      simpleLimit1.AddLimit(kYAxis,pVoxelLimit.GetMinYExtent(),kInfinity);
      ClipPolygonToSimpleLimits(pPolygon,outputPolygon,simpleLimit1);
 
      // Must always clear pPolygon - for clip to simpleLimit2 and in case of
      // early exit
 
      pPolygon.clear();
 
      if ( !outputPolygon.size() )  return;
 
      G4VoxelLimits simpleLimit2;
      simpleLimit2.AddLimit(kYAxis,-kInfinity,pVoxelLimit.GetMaxYExtent());
      ClipPolygonToSimpleLimits(outputPolygon,pPolygon,simpleLimit2);
 
      if ( !pPolygon.size() )       return;
      else                          outputPolygon.clear();
    }
    if ( pVoxelLimit.IsZLimited() ) // && pAxis != kZAxis)
    {
      G4VoxelLimits simpleLimit1;
      simpleLimit1.AddLimit(kZAxis,pVoxelLimit.GetMinZExtent(),kInfinity);
      ClipPolygonToSimpleLimits(pPolygon,outputPolygon,simpleLimit1);
 
      // Must always clear pPolygon - for clip to simpleLimit2 and in case of
      // early exit
 
      pPolygon.clear();
 
      if ( !outputPolygon.size() )  return;
 
      G4VoxelLimits simpleLimit2;
      simpleLimit2.AddLimit(kZAxis,-kInfinity,pVoxelLimit.GetMaxZExtent());
      ClipPolygonToSimpleLimits(outputPolygon,pPolygon,simpleLimit2);
 
      // Return after final clip - no cleanup
    }
  }
}

References G4VoxelLimits::AddLimit(), G4VSolid::ClipPolygonToSimpleLimits(), G4VoxelLimits::GetMaxXExtent(), G4VoxelLimits::GetMaxYExtent(), G4VoxelLimits::GetMaxZExtent(), G4VoxelLimits::GetMinXExtent(), G4VoxelLimits::GetMinYExtent(), G4VoxelLimits::GetMinZExtent(), G4VoxelLimits::IsLimited(), G4VoxelLimits::IsXLimited(), G4VoxelLimits::IsYLimited(), G4VoxelLimits::IsZLimited(), kInfinity, kXAxis, kYAxis, and kZAxis.

Referenced by G4VSolid::CalculateClippedPolygonExtent().

ClipPolygonToSimpleLimits()

void G4VSolid::ClipPolygonToSimpleLimits ( G4ThreeVectorList &  pPolygon, G4ThreeVectorList &  outputPolygon, const G4VoxelLimits &  pVoxelLimit  ) const

privateinherited

Definition at line 612 of file G4VSolid.cc.

{
  G4int i;
  G4int noVertices=pPolygon.size();
  G4ThreeVector vEnd,vStart;
 
  for (i = 0 ; i < noVertices ; ++i )
  {
    vStart = pPolygon[i];
    if ( i == noVertices-1 )    vEnd = pPolygon[0];
    else                        vEnd = pPolygon[i+1];
 
    if ( pVoxelLimit.Inside(vStart) )
    {
      if (pVoxelLimit.Inside(vEnd))
      {
        // vStart and vEnd inside -> output end point
        //
        outputPolygon.push_back(vEnd);
      }
      else
      {
        // vStart inside, vEnd outside -> output crossing point
        //
        pVoxelLimit.ClipToLimits(vStart,vEnd);
        outputPolygon.push_back(vEnd);
      }
    }
    else
    {
      if (pVoxelLimit.Inside(vEnd))
      {
        // vStart outside, vEnd inside -> output inside section
        //
        pVoxelLimit.ClipToLimits(vStart,vEnd);
        outputPolygon.push_back(vStart);
        outputPolygon.push_back(vEnd);
      }
      else  // Both point outside -> no output
      {
        // outputPolygon.push_back(vStart);
        // outputPolygon.push_back(vEnd);
      }
    }
  }
}

References G4VoxelLimits::ClipToLimits(), and G4VoxelLimits::Inside().

Referenced by G4VSolid::ClipPolygon().

Clone()

G4VSolid * G4Tubs::Clone ( ) const

virtual

Reimplemented from G4VSolid.

Definition at line 1641 of file G4Tubs.cc.

{
  return new G4Tubs(*this);
}

References G4Tubs().

ComputeDimensions()

void G4Tubs::ComputeDimensions ( G4VPVParameterisation *  p, const G4int  n, const G4VPhysicalVolume *  pRep  )

virtual

Reimplemented from G4VSolid.

Definition at line 176 of file G4Tubs.cc.

{
  p->ComputeDimensions(*this,n,pRep) ;
}

References G4VPVParameterisation::ComputeDimensions(), and CLHEP::detail::n.

CreatePolyhedron()

G4Polyhedron * G4Tubs::CreatePolyhedron ( ) const

virtual

Reimplemented from G4VSolid.

Definition at line 1759 of file G4Tubs.cc.

{
  return new G4PolyhedronTubs (fRMin, fRMax, fDz, fSPhi, fDPhi) ;
}

References fDPhi, fDz, fRMax, fRMin, and fSPhi.

Referenced by G4GMocrenFileSceneHandler::AddSolid(), and G4ArrowModel::G4ArrowModel().

DescribeYourselfTo()

void G4Tubs::DescribeYourselfTo ( G4VGraphicsScene &  scene ) const

virtual

Implements G4VSolid.

Definition at line 1754 of file G4Tubs.cc.

{
  scene.AddSolid (*this) ;
}

References G4VGraphicsScene::AddSolid().

DistanceToIn() [1/2]

G4double G4Tubs::DistanceToIn ( const G4ThreeVector &  p ) const

virtual

Implements G4VSolid.

Definition at line 1106 of file G4Tubs.cc.

{
  G4double safe=0.0, rho, safe1, safe2, safe3 ;
  G4double safePhi, cosPsi ;
 
  rho   = std::sqrt(p.x()*p.x() + p.y()*p.y()) ;
  safe1 = fRMin - rho ;
  safe2 = rho - fRMax ;
  safe3 = std::fabs(p.z()) - fDz ;
 
  if ( safe1 > safe2 ) { safe = safe1; }
  else                 { safe = safe2; }
  if ( safe3 > safe )  { safe = safe3; }
 
  if ( (!fPhiFullTube) && (rho) )
  {
    // Psi=angle from central phi to point
    //
    cosPsi = (p.x()*cosCPhi + p.y()*sinCPhi)/rho ;
 
    if ( cosPsi < cosHDPhi )
    {
      // Point lies outside phi range
 
      if ( (p.y()*cosCPhi - p.x()*sinCPhi) <= 0 )
      {
        safePhi = std::fabs(p.x()*sinSPhi - p.y()*cosSPhi) ;
      }
      else
      {
        safePhi = std::fabs(p.x()*sinEPhi - p.y()*cosEPhi) ;
      }
      if ( safePhi > safe )  { safe = safePhi; }
    }
  }
  if ( safe < 0 )  { safe = 0; }
  return safe ;
}

References cosCPhi, cosEPhi, cosHDPhi, cosSPhi, fDz, fPhiFullTube, fRMax, fRMin, sinCPhi, sinEPhi, sinSPhi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

DistanceToIn() [2/2]

G4double G4Tubs::DistanceToIn ( const G4ThreeVector &  p, const G4ThreeVector &  v  ) const

virtual

Implements G4VSolid.

Definition at line 730 of file G4Tubs.cc.

{
  G4double snxt = kInfinity ;      // snxt = default return value
  G4double tolORMin2, tolIRMax2 ;  // 'generous' radii squared
  G4double tolORMax2, tolIRMin2, tolODz, tolIDz ;
  const G4double dRmax = 100.*fRMax;
 
  // Intersection point variables
  //
  G4double Dist, sd, xi, yi, zi, rho2, inum, iden, cosPsi, Comp ;
  G4double t1, t2, t3, b, c, d ;     // Quadratic solver variables
 
  // Calculate tolerant rmin and rmax
 
  if (fRMin > kRadTolerance)
  {
    tolORMin2 = (fRMin - halfRadTolerance)*(fRMin - halfRadTolerance) ;
    tolIRMin2 = (fRMin + halfRadTolerance)*(fRMin + halfRadTolerance) ;
  }
  else
  {
    tolORMin2 = 0.0 ;
    tolIRMin2 = 0.0 ;
  }
  tolORMax2 = (fRMax + halfRadTolerance)*(fRMax + halfRadTolerance) ;
  tolIRMax2 = (fRMax - halfRadTolerance)*(fRMax - halfRadTolerance) ;
 
  // Intersection with Z surfaces
 
  tolIDz = fDz - halfCarTolerance ;
  tolODz = fDz + halfCarTolerance ;
 
  if (std::fabs(p.z()) >= tolIDz)
  {
    if ( p.z()*v.z() < 0 )    // at +Z going in -Z or visa versa
    {
      sd = (std::fabs(p.z()) - fDz)/std::fabs(v.z()) ;  // Z intersect distance
 
      if(sd < 0.0)  { sd = 0.0; }
 
      xi   = p.x() + sd*v.x() ;                // Intersection coords
      yi   = p.y() + sd*v.y() ;
      rho2 = xi*xi + yi*yi ;
 
      // Check validity of intersection
 
      if ((tolIRMin2 <= rho2) && (rho2 <= tolIRMax2))
      {
        if (!fPhiFullTube && rho2)
        {
          // Psi = angle made with central (average) phi of shape
          //
          inum   = xi*cosCPhi + yi*sinCPhi ;
          iden   = std::sqrt(rho2) ;
          cosPsi = inum/iden ;
          if (cosPsi >= cosHDPhiIT)  { return sd ; }
        }
        else
        {
          return sd ;
        }
      }
    }
    else
    {
      if ( snxt<halfCarTolerance )  { snxt=0; }
      return snxt ;  // On/outside extent, and heading away
                     // -> cannot intersect
    }
  }
 
  // -> Can not intersect z surfaces
  //
  // Intersection with rmax (possible return) and rmin (must also check phi)
  //
  // Intersection point (xi,yi,zi) on line x=p.x+t*v.x etc.
  //
  // Intersects with x^2+y^2=R^2
  //
  // Hence (v.x^2+v.y^2)t^2+ 2t(p.x*v.x+p.y*v.y)+p.x^2+p.y^2-R^2=0
  //            t1                t2                t3
 
  t1 = 1.0 - v.z()*v.z() ;
  t2 = p.x()*v.x() + p.y()*v.y() ;
  t3 = p.x()*p.x() + p.y()*p.y() ;
 
  if ( t1 > 0 )        // Check not || to z axis
  {
    b = t2/t1 ;
    c = t3 - fRMax*fRMax ;
    if ((t3 >= tolORMax2) && (t2<0))   // This also handles the tangent case
    {
      // Try outer cylinder intersection
      //          c=(t3-fRMax*fRMax)/t1;
 
      c /= t1 ;
      d = b*b - c ;
 
      if (d >= 0)  // If real root
      {
        sd = c/(-b+std::sqrt(d));
        if (sd >= 0)  // If 'forwards'
        {
          if ( sd>dRmax ) // Avoid rounding errors due to precision issues on
          {               // 64 bits systems. Split long distances and recompute
            G4double fTerm = sd-std::fmod(sd,dRmax);
            sd = fTerm + DistanceToIn(p+fTerm*v,v);
          }
          // Check z intersection
          //
          zi = p.z() + sd*v.z() ;
          if (std::fabs(zi)<=tolODz)
          {
            // Z ok. Check phi intersection if reqd
            //
            if (fPhiFullTube)
            {
              return sd ;
            }
            else
            {
              xi     = p.x() + sd*v.x() ;
              yi     = p.y() + sd*v.y() ;
              cosPsi = (xi*cosCPhi + yi*sinCPhi)/fRMax ;
              if (cosPsi >= cosHDPhiIT)  { return sd ; }
            }
          }  //  end if std::fabs(zi)
        }    //  end if (sd>=0)
      }      //  end if (d>=0)
    }        //  end if (r>=fRMax)
    else
    {
      // Inside outer radius :
      // check not inside, and heading through tubs (-> 0 to in)
 
      if ((t3 > tolIRMin2) && (t2 < 0) && (std::fabs(p.z()) <= tolIDz))
      {
        // Inside both radii, delta r -ve, inside z extent
 
        if (!fPhiFullTube)
        {
          inum   = p.x()*cosCPhi + p.y()*sinCPhi ;
          iden   = std::sqrt(t3) ;
          cosPsi = inum/iden ;
          if (cosPsi >= cosHDPhiIT)
          {
            // In the old version, the small negative tangent for the point
            // on surface was not taken in account, and returning 0.0 ...
            // New version: check the tangent for the point on surface and
            // if no intersection, return kInfinity, if intersection instead
            // return sd.
            //
            c = t3-fRMax*fRMax;
            if ( c<=0.0 )
            {
              return 0.0;
            }
            else
            {
              c = c/t1 ;
              d = b*b-c;
              if ( d>=0.0 )
              {
                snxt = c/(-b+std::sqrt(d)); // using safe solution
                                            // for quadratic equation
                if ( snxt < halfCarTolerance ) { snxt=0; }
                return snxt ;
              }
              else
              {
                return kInfinity;
              }
            }
          }
        }
        else
        {
          // In the old version, the small negative tangent for the point
          // on surface was not taken in account, and returning 0.0 ...
          // New version: check the tangent for the point on surface and
          // if no intersection, return kInfinity, if intersection instead
          // return sd.
          //
          c = t3 - fRMax*fRMax;
          if ( c<=0.0 )
          {
            return 0.0;
          }
          else
          {
            c = c/t1 ;
            d = b*b-c;
            if ( d>=0.0 )
            {
              snxt= c/(-b+std::sqrt(d)); // using safe solution
                                         // for quadratic equation
              if ( snxt < halfCarTolerance ) { snxt=0; }
              return snxt ;
            }
            else
            {
              return kInfinity;
            }
          }
        } // end if   (!fPhiFullTube)
      }   // end if   (t3>tolIRMin2)
    }     // end if   (Inside Outer Radius)
    if ( fRMin )    // Try inner cylinder intersection
    {
      c = (t3 - fRMin*fRMin)/t1 ;
      d = b*b - c ;
      if ( d >= 0.0 )  // If real root
      {
        // Always want 2nd root - we are outside and know rmax Hit was bad
        // - If on surface of rmin also need farthest root
 
        sd =( b > 0. )? c/(-b - std::sqrt(d)) : (-b + std::sqrt(d));
        if (sd >= -halfCarTolerance)  // check forwards
        {
          // Check z intersection
          //
          if(sd < 0.0)  { sd = 0.0; }
          if ( sd>dRmax ) // Avoid rounding errors due to precision issues seen
          {               // 64 bits systems. Split long distances and recompute
            G4double fTerm = sd-std::fmod(sd,dRmax);
            sd = fTerm + DistanceToIn(p+fTerm*v,v);
          }
          zi = p.z() + sd*v.z() ;
          if (std::fabs(zi) <= tolODz)
          {
            // Z ok. Check phi
            //
            if ( fPhiFullTube )
            {
              return sd ;
            }
            else
            {
              xi     = p.x() + sd*v.x() ;
              yi     = p.y() + sd*v.y() ;
              cosPsi = (xi*cosCPhi + yi*sinCPhi)*fInvRmin;
              if (cosPsi >= cosHDPhiIT)
              {
                // Good inner radius isect
                // - but earlier phi isect still possible
 
                snxt = sd ;
              }
            }
          }        //    end if std::fabs(zi)
        }          //    end if (sd>=0)
      }            //    end if (d>=0)
    }              //    end if (fRMin)
  }
 
  // Phi segment intersection
  //
  // o Tolerant of points inside phi planes by up to kCarTolerance*0.5
  //
  // o NOTE: Large duplication of code between sphi & ephi checks
  //         -> only diffs: sphi -> ephi, Comp -> -Comp and half-plane
  //            intersection check <=0 -> >=0
  //         -> use some form of loop Construct ?
  //
  if ( !fPhiFullTube )
  {
    // First phi surface (Starting phi)
    //
    Comp    = v.x()*sinSPhi - v.y()*cosSPhi ;
 
    if ( Comp < 0 )  // Component in outwards normal dirn
    {
      Dist = (p.y()*cosSPhi - p.x()*sinSPhi) ;
 
      if ( Dist < halfCarTolerance )
      {
        sd = Dist/Comp ;
 
        if (sd < snxt)
        {
          if ( sd < 0 )  { sd = 0.0; }
          zi = p.z() + sd*v.z() ;
          if ( std::fabs(zi) <= tolODz )
          {
            xi   = p.x() + sd*v.x() ;
            yi   = p.y() + sd*v.y() ;
            rho2 = xi*xi + yi*yi ;
 
            if ( ( (rho2 >= tolIRMin2) && (rho2 <= tolIRMax2) )
              || ( (rho2 >  tolORMin2) && (rho2 <  tolIRMin2)
                && ( v.y()*cosSPhi - v.x()*sinSPhi >  0 )
                && ( v.x()*cosSPhi + v.y()*sinSPhi >= 0 )     )
              || ( (rho2 > tolIRMax2) && (rho2 < tolORMax2)
                && (v.y()*cosSPhi - v.x()*sinSPhi > 0)
                && (v.x()*cosSPhi + v.y()*sinSPhi < 0) )    )
            {
              // z and r intersections good
              // - check intersecting with correct half-plane
              //
              if ((yi*cosCPhi-xi*sinCPhi) <= halfCarTolerance) { snxt = sd; }
            }
          }
        }
      }
    }
 
    // Second phi surface (Ending phi)
 
    Comp    = -(v.x()*sinEPhi - v.y()*cosEPhi) ;
 
    if (Comp < 0 )  // Component in outwards normal dirn
    {
      Dist = -(p.y()*cosEPhi - p.x()*sinEPhi) ;
 
      if ( Dist < halfCarTolerance )
      {
        sd = Dist/Comp ;
 
        if (sd < snxt)
        {
          if ( sd < 0 )  { sd = 0; }
          zi = p.z() + sd*v.z() ;
          if ( std::fabs(zi) <= tolODz )
          {
            xi   = p.x() + sd*v.x() ;
            yi   = p.y() + sd*v.y() ;
            rho2 = xi*xi + yi*yi ;
            if ( ( (rho2 >= tolIRMin2) && (rho2 <= tolIRMax2) )
                || ( (rho2 > tolORMin2)  && (rho2 < tolIRMin2)
                  && (v.x()*sinEPhi - v.y()*cosEPhi >  0)
                  && (v.x()*cosEPhi + v.y()*sinEPhi >= 0) )
                || ( (rho2 > tolIRMax2) && (rho2 < tolORMax2)
                  && (v.x()*sinEPhi - v.y()*cosEPhi > 0)
                  && (v.x()*cosEPhi + v.y()*sinEPhi < 0) ) )
            {
              // z and r intersections good
              // - check intersecting with correct half-plane
              //
              if ( (yi*cosCPhi-xi*sinCPhi) >= 0 ) { snxt = sd; }
            }                         //?? >=-halfCarTolerance
          }
        }
      }
    }         //  Comp < 0
  }           //  !fPhiFullTube
  if ( snxt<halfCarTolerance )  { snxt=0; }
  return snxt ;
}

References cosCPhi, cosEPhi, cosHDPhiIT, cosSPhi, DistanceToIn(), fDz, fInvRmin, fPhiFullTube, fRMax, fRMin, halfCarTolerance, halfRadTolerance, kInfinity, kRadTolerance, sinCPhi, sinEPhi, sinSPhi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by DistanceToIn().

DistanceToOut() [1/2]

G4double G4Tubs::DistanceToOut ( const G4ThreeVector &  p ) const

virtual

Implements G4VSolid.

Definition at line 1572 of file G4Tubs.cc.

{
  G4double safe=0.0, rho, safeR1, safeR2, safeZ, safePhi ;
  rho = std::sqrt(p.x()*p.x() + p.y()*p.y()) ;
 
#ifdef G4CSGDEBUG
  if( Inside(p) == kOutside )
  {
    G4int oldprc = G4cout.precision(16) ;
    G4cout << G4endl ;
    DumpInfo();
    G4cout << "Position:"  << G4endl << G4endl ;
    G4cout << "p.x() = "   << p.x()/mm << " mm" << G4endl ;
    G4cout << "p.y() = "   << p.y()/mm << " mm" << G4endl ;
    G4cout << "p.z() = "   << p.z()/mm << " mm" << G4endl << G4endl ;
    G4cout.precision(oldprc) ;
    G4Exception("G4Tubs::DistanceToOut(p)", "GeomSolids1002",
                JustWarning, "Point p is outside !?");
  }
#endif
 
  if ( fRMin )
  {
    safeR1 = rho   - fRMin ;
    safeR2 = fRMax - rho ;
 
    if ( safeR1 < safeR2 ) { safe = safeR1 ; }
    else                   { safe = safeR2 ; }
  }
  else
  {
    safe = fRMax - rho ;
  }
  safeZ = fDz - std::fabs(p.z()) ;
 
  if ( safeZ < safe )  { safe = safeZ ; }
 
  // Check if phi divided, Calc distances closest phi plane
  //
  if ( !fPhiFullTube )
  {
    if ( p.y()*cosCPhi-p.x()*sinCPhi <= 0 )
    {
      safePhi = -(p.x()*sinSPhi - p.y()*cosSPhi) ;
    }
    else
    {
      safePhi = (p.x()*sinEPhi - p.y()*cosEPhi) ;
    }
    if (safePhi < safe)  { safe = safePhi ; }
  }
  if ( safe < 0 )  { safe = 0 ; }
 
  return safe ;
}

References cosCPhi, cosEPhi, cosSPhi, G4VSolid::DumpInfo(), fDz, fPhiFullTube, fRMax, fRMin, G4cout, G4endl, G4Exception(), Inside(), JustWarning, kOutside, mm, sinCPhi, sinEPhi, sinSPhi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

DistanceToOut() [2/2]

G4double G4Tubs::DistanceToOut ( const G4ThreeVector &  p, const G4ThreeVector &  v, const G4bool  calcNorm = false, G4bool *  validNorm = nullptr, G4ThreeVector *  n = nullptr  ) const

virtual

Implements G4VSolid.

Definition at line 1150 of file G4Tubs.cc.

{
  ESide side=kNull , sider=kNull, sidephi=kNull ;
  G4double snxt, srd=kInfinity, sphi=kInfinity, pdist ;
  G4double deltaR, t1, t2, t3, b, c, d2, roMin2 ;
 
  // Vars for phi intersection:
 
  G4double pDistS, compS, pDistE, compE, sphi2, xi, yi, vphi, roi2 ;
 
  // Z plane intersection
 
  if (v.z() > 0 )
  {
    pdist = fDz - p.z() ;
    if ( pdist > halfCarTolerance )
    {
      snxt = pdist/v.z() ;
      side = kPZ ;
    }
    else
    {
      if (calcNorm)
      {
        *n         = G4ThreeVector(0,0,1) ;
        *validNorm = true ;
      }
      return snxt = 0 ;
    }
  }
  else if ( v.z() < 0 )
  {
    pdist = fDz + p.z() ;
 
    if ( pdist > halfCarTolerance )
    {
      snxt = -pdist/v.z() ;
      side = kMZ ;
    }
    else
    {
      if (calcNorm)
      {
        *n         = G4ThreeVector(0,0,-1) ;
        *validNorm = true ;
      }
      return snxt = 0.0 ;
    }
  }
  else
  {
    snxt = kInfinity ;    // Travel perpendicular to z axis
    side = kNull;
  }
 
  // Radial Intersections
  //
  // Find intersection with cylinders at rmax/rmin
  // Intersection point (xi,yi,zi) on line x=p.x+t*v.x etc.
  //
  // Intersects with x^2+y^2=R^2
  //
  // Hence (v.x^2+v.y^2)t^2+ 2t(p.x*v.x+p.y*v.y)+p.x^2+p.y^2-R^2=0
  //
  //            t1                t2                    t3
 
  t1   = 1.0 - v.z()*v.z() ;      // since v normalised
  t2   = p.x()*v.x() + p.y()*v.y() ;
  t3   = p.x()*p.x() + p.y()*p.y() ;
 
  if ( snxt > 10*(fDz+fRMax) )  { roi2 = 2*fRMax*fRMax; }
  else  { roi2 = snxt*snxt*t1 + 2*snxt*t2 + t3; }        // radius^2 on +-fDz
 
  if ( t1 > 0 ) // Check not parallel
  {
    // Calculate srd, r exit distance
 
    if ( (t2 >= 0.0) && (roi2 > fRMax*(fRMax + kRadTolerance)) )
    {
      // Delta r not negative => leaving via rmax
 
      deltaR = t3 - fRMax*fRMax ;
 
      // NOTE: Should use rho-fRMax<-kRadTolerance*0.5
      // - avoid sqrt for efficiency
 
      if ( deltaR < -kRadTolerance*fRMax )
      {
        b     = t2/t1 ;
        c     = deltaR/t1 ;
        d2    = b*b-c;
        if( d2 >= 0 ) { srd = c/( -b - std::sqrt(d2)); }
        else          { srd = 0.; }
        sider = kRMax ;
      }
      else
      {
        // On tolerant boundary & heading outwards (or perpendicular to)
        // outer radial surface -> leaving immediately
 
        if ( calcNorm )
        {
          G4double invRho = FastInverseRxy( p, fInvRmax, kNormTolerance );
          *n         = G4ThreeVector(p.x()*invRho,p.y()*invRho,0) ;
          *validNorm = true ;
        }
        return snxt = 0 ; // Leaving by rmax immediately
      }
    }
    else if ( t2 < 0. ) // i.e.  t2 < 0; Possible rmin intersection
    {
      roMin2 = t3 - t2*t2/t1 ; // min ro2 of the plane of movement
 
      if ( fRMin && (roMin2 < fRMin*(fRMin - kRadTolerance)) )
      {
        deltaR = t3 - fRMin*fRMin ;
        b      = t2/t1 ;
        c      = deltaR/t1 ;
        d2     = b*b - c ;
 
        if ( d2 >= 0 )   // Leaving via rmin
        {
          // NOTE: SHould use rho-rmin>kRadTolerance*0.5
          // - avoid sqrt for efficiency
 
          if (deltaR > kRadTolerance*fRMin)
          {
            srd = c/(-b+std::sqrt(d2));
            sider = kRMin ;
          }
          else
          {
            if ( calcNorm ) {
               *validNorm = false;
            }  // Concave side
            return snxt = 0.0;
          }
        }
        else    // No rmin intersect -> must be rmax intersect
        {
          deltaR = t3 - fRMax*fRMax ;
          c     = deltaR/t1 ;
          d2    = b*b-c;
          if( d2 >=0. )
          {
            srd     = -b + std::sqrt(d2) ;
            sider  = kRMax ;
          }
          else // Case: On the border+t2<kRadTolerance
               //       (v is perpendicular to the surface)
          {
            if (calcNorm)
            {
              G4double invRho = FastInverseRxy( p, fInvRmax, kNormTolerance );
              *n = G4ThreeVector(p.x()*invRho,p.y()*invRho,0) ;
              *validNorm = true ;
            }
            return snxt = 0.0;
          }
        }
      }
      else if ( roi2 > fRMax*(fRMax + kRadTolerance) )
           // No rmin intersect -> must be rmax intersect
      {
        deltaR = t3 - fRMax*fRMax ;
        b      = t2/t1 ;
        c      = deltaR/t1;
        d2     = b*b-c;
        if( d2 >= 0 )
        {
          srd     = -b + std::sqrt(d2) ;
          sider  = kRMax ;
        }
        else // Case: On the border+t2<kRadTolerance
             //       (v is perpendicular to the surface)
        {
          if (calcNorm)
          {
            G4double invRho = FastInverseRxy( p, fInvRmax, kNormTolerance );
            *n = G4ThreeVector(p.x()*invRho,p.y()*invRho,0) ;
            *validNorm = true ;
          }
          return snxt = 0.0;
        }
      }
    }
 
    // Phi Intersection
 
    if ( !fPhiFullTube )
    {
      // add angle calculation with correction
      // of the difference in domain of atan2 and Sphi
      //
      vphi = std::atan2(v.y(),v.x()) ;
 
      if ( vphi < fSPhi - halfAngTolerance  )             { vphi += twopi; }
      else if ( vphi > fSPhi + fDPhi + halfAngTolerance ) { vphi -= twopi; }
 
 
      if ( p.x() || p.y() )  // Check if on z axis (rho not needed later)
      {
        // pDist -ve when inside
 
        pDistS = p.x()*sinSPhi - p.y()*cosSPhi ;
        pDistE = -p.x()*sinEPhi + p.y()*cosEPhi ;
 
        // Comp -ve when in direction of outwards normal
 
        compS = -sinSPhi*v.x() + cosSPhi*v.y() ;
        compE =  sinEPhi*v.x() - cosEPhi*v.y() ;
 
        sidephi = kNull;
 
        if( ( (fDPhi <= pi) && ( (pDistS <= halfCarTolerance)
                              && (pDistE <= halfCarTolerance) ) )
         || ( (fDPhi >  pi) && !((pDistS >  halfCarTolerance)
                              && (pDistE >  halfCarTolerance) ) )  )
        {
          // Inside both phi *full* planes
 
          if ( compS < 0 )
          {
            sphi = pDistS/compS ;
 
            if (sphi >= -halfCarTolerance)
            {
              xi = p.x() + sphi*v.x() ;
              yi = p.y() + sphi*v.y() ;
 
              // Check intersecting with correct half-plane
              // (if not -> no intersect)
              //
              if((std::fabs(xi)<=kCarTolerance)&&(std::fabs(yi)<=kCarTolerance))
              {
                sidephi = kSPhi;
                if (((fSPhi-halfAngTolerance)<=vphi)
                   &&((fSPhi+fDPhi+halfAngTolerance)>=vphi))
                {
                  sphi = kInfinity;
                }
              }
              else if ( yi*cosCPhi-xi*sinCPhi >=0 )
              {
                sphi = kInfinity ;
              }
              else
              {
                sidephi = kSPhi ;
                if ( pDistS > -halfCarTolerance )
                {
                  sphi = 0.0 ; // Leave by sphi immediately
                }
              }
            }
            else
            {
              sphi = kInfinity ;
            }
          }
          else
          {
            sphi = kInfinity ;
          }
 
          if ( compE < 0 )
          {
            sphi2 = pDistE/compE ;
 
            // Only check further if < starting phi intersection
            //
            if ( (sphi2 > -halfCarTolerance) && (sphi2 < sphi) )
            {
              xi = p.x() + sphi2*v.x() ;
              yi = p.y() + sphi2*v.y() ;
 
              if((std::fabs(xi)<=kCarTolerance)&&(std::fabs(yi)<=kCarTolerance))
              {
                // Leaving via ending phi
                //
                if( !((fSPhi-halfAngTolerance <= vphi)
                     &&(fSPhi+fDPhi+halfAngTolerance >= vphi)) )
                {
                  sidephi = kEPhi ;
                  if ( pDistE <= -halfCarTolerance )  { sphi = sphi2 ; }
                  else                                { sphi = 0.0 ;   }
                }
              }
              else    // Check intersecting with correct half-plane
 
              if ( (yi*cosCPhi-xi*sinCPhi) >= 0)
              {
                // Leaving via ending phi
                //
                sidephi = kEPhi ;
                if ( pDistE <= -halfCarTolerance ) { sphi = sphi2 ; }
                else                               { sphi = 0.0 ;   }
              }
            }
          }
        }
        else
        {
          sphi = kInfinity ;
        }
      }
      else
      {
        // On z axis + travel not || to z axis -> if phi of vector direction
        // within phi of shape, Step limited by rmax, else Step =0
 
        if ( (fSPhi - halfAngTolerance <= vphi)
           && (vphi <= fSPhi + fDPhi + halfAngTolerance ) )
        {
          sphi = kInfinity ;
        }
        else
        {
          sidephi = kSPhi ; // arbitrary
          sphi    = 0.0 ;
        }
      }
      if (sphi < snxt)  // Order intersecttions
      {
        snxt = sphi ;
        side = sidephi ;
      }
    }
    if (srd < snxt)  // Order intersections
    {
      snxt = srd ;
      side = sider ;
    }
  }
  if (calcNorm)
  {
    switch(side)
    {
      case kRMax:
        // Note: returned vector not normalised
        // (divide by fRMax for unit vector)
        //
        xi = p.x() + snxt*v.x() ;
        yi = p.y() + snxt*v.y() ;
        *n = G4ThreeVector(xi/fRMax,yi/fRMax,0) ;
        *validNorm = true ;
        break ;
 
      case kRMin:
        *validNorm = false ;  // Rmin is inconvex
        break ;
 
      case kSPhi:
        if ( fDPhi <= pi )
        {
          *n         = G4ThreeVector(sinSPhi,-cosSPhi,0) ;
          *validNorm = true ;
        }
        else
        {
          *validNorm = false ;
        }
        break ;
 
      case kEPhi:
        if (fDPhi <= pi)
        {
          *n = G4ThreeVector(-sinEPhi,cosEPhi,0) ;
          *validNorm = true ;
        }
        else
        {
          *validNorm = false ;
        }
        break ;
 
      case kPZ:
        *n         = G4ThreeVector(0,0,1) ;
        *validNorm = true ;
        break ;
 
      case kMZ:
        *n         = G4ThreeVector(0,0,-1) ;
        *validNorm = true ;
        break ;
 
      default:
        G4cout << G4endl ;
        DumpInfo();
        std::ostringstream message;
        G4int oldprc = message.precision(16);
        message << "Undefined side for valid surface normal to solid."
                << G4endl
                << "Position:"  << G4endl << G4endl
                << "p.x() = "   << p.x()/mm << " mm" << G4endl
                << "p.y() = "   << p.y()/mm << " mm" << G4endl
                << "p.z() = "   << p.z()/mm << " mm" << G4endl << G4endl
                << "Direction:" << G4endl << G4endl
                << "v.x() = "   << v.x() << G4endl
                << "v.y() = "   << v.y() << G4endl
                << "v.z() = "   << v.z() << G4endl << G4endl
                << "Proposed distance :" << G4endl << G4endl
                << "snxt = "    << snxt/mm << " mm" << G4endl ;
        message.precision(oldprc) ;
        G4Exception("G4Tubs::DistanceToOut(p,v,..)", "GeomSolids1002",
                    JustWarning, message);
        break ;
    }
  }
  if ( snxt<halfCarTolerance )  { snxt=0 ; }
 
  return snxt ;
}

References cosCPhi, cosEPhi, cosSPhi, d2, G4VSolid::DumpInfo(), FastInverseRxy(), fDPhi, fDz, fInvRmax, fPhiFullTube, fRMax, fRMin, fSPhi, G4cout, G4endl, G4Exception(), halfAngTolerance, halfCarTolerance, JustWarning, G4VSolid::kCarTolerance, kEPhi, kInfinity, kMZ, kNormTolerance, kNull, kPZ, kRadTolerance, kRMax, kRMin, kSPhi, mm, CLHEP::detail::n, pi, sinCPhi, sinEPhi, sinSPhi, twopi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

DumpInfo()

void G4VSolid::DumpInfo ( ) const

inlineinherited

Referenced by G4Cons::ApproxSurfaceNormal(), G4CutTubs::ApproxSurfaceNormal(), G4Sphere::ApproxSurfaceNormal(), G4Torus::ApproxSurfaceNormal(), ApproxSurfaceNormal(), G4ReflectedSolid::BoundingLimits(), G4DisplacedSolid::BoundingLimits(), G4IntersectionSolid::BoundingLimits(), G4ScaledSolid::BoundingLimits(), G4SubtractionSolid::BoundingLimits(), G4UnionSolid::BoundingLimits(), G4Box::BoundingLimits(), G4Cons::BoundingLimits(), G4CutTubs::BoundingLimits(), G4Orb::BoundingLimits(), G4Para::BoundingLimits(), G4Sphere::BoundingLimits(), G4Torus::BoundingLimits(), G4Trap::BoundingLimits(), G4Trd::BoundingLimits(), BoundingLimits(), G4EllipticalCone::BoundingLimits(), G4ExtrudedSolid::BoundingLimits(), G4GenericPolycone::BoundingLimits(), G4GenericTrap::BoundingLimits(), G4Hype::BoundingLimits(), G4Paraboloid::BoundingLimits(), G4Polycone::BoundingLimits(), G4Polyhedra::BoundingLimits(), G4TessellatedSolid::BoundingLimits(), G4TwistedTubs::BoundingLimits(), G4ParameterisationBoxX::ComputeDimensions(), G4ParameterisationBoxY::ComputeDimensions(), G4ParameterisationBoxZ::ComputeDimensions(), G4ParameterisationConsRho::ComputeDimensions(), G4ParameterisationConsPhi::ComputeDimensions(), G4ParameterisationConsZ::ComputeDimensions(), G4ParameterisationParaX::ComputeDimensions(), G4ParameterisationParaY::ComputeDimensions(), G4ParameterisationParaZ::ComputeDimensions(), G4ParameterisationPolyconeRho::ComputeDimensions(), G4ParameterisationPolyconePhi::ComputeDimensions(), G4ParameterisationPolyconeZ::ComputeDimensions(), G4ParameterisationPolyhedraRho::ComputeDimensions(), G4ParameterisationPolyhedraPhi::ComputeDimensions(), G4ParameterisationPolyhedraZ::ComputeDimensions(), G4ParameterisationTrdX::ComputeDimensions(), G4ParameterisationTrdY::ComputeDimensions(), G4ParameterisationTrdZ::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), G4ReflectedSolid::ComputeDimensions(), G4DisplacedSolid::ComputeDimensions(), G4ScaledSolid::ComputeDimensions(), G4ParameterisedNavigation::ComputeStep(), G4ReplicaNavigation::ComputeStep(), G4DisplacedSolid::CreatePolyhedron(), G4ScaledSolid::CreatePolyhedron(), G4SubtractionSolid::DistanceToIn(), G4Box::DistanceToOut(), G4Orb::DistanceToOut(), G4Para::DistanceToOut(), G4Trap::DistanceToOut(), G4Trd::DistanceToOut(), G4Paraboloid::DistanceToOut(), G4VTwistedFaceted::DistanceToOut(), G4Cons::DistanceToOut(), G4CutTubs::DistanceToOut(), G4Sphere::DistanceToOut(), G4Torus::DistanceToOut(), DistanceToOut(), G4Ellipsoid::DistanceToOut(), G4EllipticalCone::DistanceToOut(), G4EllipticalTube::DistanceToOut(), G4GenericTrap::DistanceToOut(), export_G4VSolid(), G4Polycone::G4Polycone(), G4Polyhedra::G4Polyhedra(), G4BooleanSolid::GetConstituentSolid(), G4NavigationLogger::PostComputeStepLog(), G4Box::SurfaceNormal(), G4Para::SurfaceNormal(), G4Trap::SurfaceNormal(), G4Trd::SurfaceNormal(), G4Ellipsoid::SurfaceNormal(), G4EllipticalCone::SurfaceNormal(), G4EllipticalTube::SurfaceNormal(), G4ExtrudedSolid::SurfaceNormal(), and G4Tet::SurfaceNormal().

EstimateCubicVolume()

G4double G4VSolid::EstimateCubicVolume ( G4int  nStat, G4double  epsilon  ) const

inherited

Definition at line 203 of file G4VSolid.cc.

{
  G4int iInside=0;
  G4double px,py,pz,minX,maxX,minY,maxY,minZ,maxZ,volume,halfepsilon;
  G4ThreeVector p;
  EInside in;
 
  // values needed for CalculateExtent signature
 
  G4VoxelLimits limit;                // Unlimited
  G4AffineTransform origin;
 
  // min max extents of pSolid along X,Y,Z
 
  CalculateExtent(kXAxis,limit,origin,minX,maxX);
  CalculateExtent(kYAxis,limit,origin,minY,maxY);
  CalculateExtent(kZAxis,limit,origin,minZ,maxZ);
 
  // limits
 
  if(nStat < 100)    nStat   = 100;
  if(epsilon > 0.01) epsilon = 0.01;
  halfepsilon = 0.5*epsilon;
 
  for(auto i = 0; i < nStat; ++i )
  {
    px = minX-halfepsilon+(maxX-minX+epsilon)*G4QuickRand();
    py = minY-halfepsilon+(maxY-minY+epsilon)*G4QuickRand();
    pz = minZ-halfepsilon+(maxZ-minZ+epsilon)*G4QuickRand();
    p  = G4ThreeVector(px,py,pz);
    in = Inside(p);
    if(in != kOutside) ++iInside;
  }
  volume = (maxX-minX+epsilon)*(maxY-minY+epsilon)
         * (maxZ-minZ+epsilon)*iInside/nStat;
  return volume;
}

References G4VSolid::CalculateExtent(), epsilon(), G4QuickRand(), G4VSolid::Inside(), kOutside, kXAxis, kYAxis, kZAxis, and maxZ.

Referenced by G4VSolid::GetCubicVolume(), G4BooleanSolid::GetCubicVolume(), and G4VCSGfaceted::GetCubicVolume().

EstimateSurfaceArea()

G4double G4VSolid::EstimateSurfaceArea ( G4int  nStat, G4double  ell  ) const

inherited

Definition at line 265 of file G4VSolid.cc.

{
  static const G4double s2 = 1./std::sqrt(2.);
  static const G4double s3 = 1./std::sqrt(3.);
  static const G4ThreeVector directions[64] =
  {
    G4ThreeVector(  0,  0,  0), G4ThreeVector( -1,  0,  0), // (  ,  ,  ) ( -,  ,  )
    G4ThreeVector(  1,  0,  0), G4ThreeVector( -1,  0,  0), // ( +,  ,  ) (-+,  ,  )
    G4ThreeVector(  0, -1,  0), G4ThreeVector(-s2,-s2,  0), // (  , -,  ) ( -, -,  )
    G4ThreeVector( s2, -s2, 0), G4ThreeVector(  0, -1,  0), // ( +, -,  ) (-+, -,  )
 
    G4ThreeVector(  0,  1,  0), G4ThreeVector( -s2, s2, 0), // (  , +,  ) ( -, +,  )
    G4ThreeVector( s2, s2,  0), G4ThreeVector(  0,  1,  0), // ( +, +,  ) (-+, +,  )
    G4ThreeVector(  0, -1,  0), G4ThreeVector( -1,  0,  0), // (  ,-+,  ) ( -,-+,  )
    G4ThreeVector(  1,  0,  0), G4ThreeVector( -1,  0,  0), // ( +,-+,  ) (-+,-+,  )
 
    G4ThreeVector(  0,  0, -1), G4ThreeVector(-s2,  0,-s2), // (  ,  , -) ( -,  , -)
    G4ThreeVector( s2,  0,-s2), G4ThreeVector(  0,  0, -1), // ( +,  , -) (-+,  , -)
    G4ThreeVector(  0,-s2,-s2), G4ThreeVector(-s3,-s3,-s3), // (  , -, -) ( -, -, -)
    G4ThreeVector( s3,-s3,-s3), G4ThreeVector(  0,-s2,-s2), // ( +, -, -) (-+, -, -)
 
    G4ThreeVector(  0, s2,-s2), G4ThreeVector(-s3, s3,-s3), // (  , +, -) ( -, +, -)
    G4ThreeVector( s3, s3,-s3), G4ThreeVector(  0, s2,-s2), // ( +, +, -) (-+, +, -)
    G4ThreeVector(  0,  0, -1), G4ThreeVector(-s2,  0,-s2), // (  ,-+, -) ( -,-+, -)
    G4ThreeVector( s2,  0,-s2), G4ThreeVector(  0,  0, -1), // ( +,-+, -) (-+,-+, -)
 
    G4ThreeVector(  0,  0,  1), G4ThreeVector(-s2,  0, s2), // (  ,  , +) ( -,  , +)
    G4ThreeVector( s2,  0, s2), G4ThreeVector(  0,  0,  1), // ( +,  , +) (-+,  , +)
    G4ThreeVector(  0,-s2, s2), G4ThreeVector(-s3,-s3, s3), // (  , -, +) ( -, -, +)
    G4ThreeVector( s3,-s3, s3), G4ThreeVector(  0,-s2, s2), // ( +, -, +) (-+, -, +)
 
    G4ThreeVector(  0, s2, s2), G4ThreeVector(-s3, s3, s3), // (  , +, +) ( -, +, +)
    G4ThreeVector( s3, s3, s3), G4ThreeVector(  0, s2, s2), // ( +, +, +) (-+, +, +)
    G4ThreeVector(  0,  0,  1), G4ThreeVector(-s2,  0, s2), // (  ,-+, +) ( -,-+, +)
    G4ThreeVector( s2,  0, s2), G4ThreeVector(  0,  0,  1), // ( +,-+, +) (-+,-+, +)
 
    G4ThreeVector(  0,  0, -1), G4ThreeVector( -1,  0,  0), // (  ,  ,-+) ( -,  ,-+)
    G4ThreeVector(  1,  0,  0), G4ThreeVector( -1,  0,  0), // ( +,  ,-+) (-+,  ,-+)
    G4ThreeVector(  0, -1,  0), G4ThreeVector(-s2,-s2,  0), // (  , -,-+) ( -, -,-+)
    G4ThreeVector( s2, -s2, 0), G4ThreeVector(  0, -1,  0), // ( +, -,-+) (-+, -,-+)
 
    G4ThreeVector(  0,  1,  0), G4ThreeVector( -s2, s2, 0), // (  , +,-+) ( -, +,-+)
    G4ThreeVector( s2, s2,  0), G4ThreeVector(  0,  1,  0), // ( +, +,-+) (-+, +,-+)
    G4ThreeVector(  0, -1,  0), G4ThreeVector( -1,  0,  0), // (  ,-+,-+) ( -,-+,-+)
    G4ThreeVector(  1,  0,  0), G4ThreeVector( -1,  0,  0), // ( +,-+,-+) (-+,-+,-+)
  };
 
  G4ThreeVector bmin, bmax;
  BoundingLimits(bmin, bmax);
 
  G4double dX = bmax.x() - bmin.x();
  G4double dY = bmax.y() - bmin.y();
  G4double dZ = bmax.z() - bmin.z();
 
  // Define statistics and shell thickness
  //
  G4int npoints = (nstat < 1000) ? 1000 : nstat;
  G4double coeff = 0.5 / std::cbrt(G4double(npoints));
  G4double eps = (ell > 0) ? ell : coeff * std::min(std::min(dX, dY), dZ);
  G4double del = 1.8 * eps; // shold be more than sqrt(3.)
 
  G4double minX = bmin.x() - eps;
  G4double minY = bmin.y() - eps;
  G4double minZ = bmin.z() - eps;
 
  G4double dd = 2. * eps;
  dX += dd;
  dY += dd;
  dZ += dd;
 
  // Calculate surface area
  //
  G4int icount = 0;
  for(auto i = 0; i < npoints; ++i)
  {
    G4double px = minX + dX*G4QuickRand();
    G4double py = minY + dY*G4QuickRand();
    G4double pz = minZ + dZ*G4QuickRand();
    G4ThreeVector p  = G4ThreeVector(px, py, pz);
    EInside in = Inside(p);
    G4double dist = 0;
    if (in == kInside)
    {
      if (DistanceToOut(p) >= eps) continue;
      G4int icase = 0;
      if (Inside(G4ThreeVector(px-del, py, pz)) != kInside) icase += 1;
      if (Inside(G4ThreeVector(px+del, py, pz)) != kInside) icase += 2;
      if (Inside(G4ThreeVector(px, py-del, pz)) != kInside) icase += 4;
      if (Inside(G4ThreeVector(px, py+del, pz)) != kInside) icase += 8;
      if (Inside(G4ThreeVector(px, py, pz-del)) != kInside) icase += 16;
      if (Inside(G4ThreeVector(px, py, pz+del)) != kInside) icase += 32;
      if (icase == 0) continue;
      G4ThreeVector v = directions[icase];
      dist = DistanceToOut(p, v);
      G4ThreeVector n = SurfaceNormal(p + v*dist);
      dist *= v.dot(n);
    }
    else if (in == kOutside)
    {
      if (DistanceToIn(p) >= eps) continue;
      G4int icase = 0;
      if (Inside(G4ThreeVector(px-del, py, pz)) != kOutside) icase += 1;
      if (Inside(G4ThreeVector(px+del, py, pz)) != kOutside) icase += 2;
      if (Inside(G4ThreeVector(px, py-del, pz)) != kOutside) icase += 4;
      if (Inside(G4ThreeVector(px, py+del, pz)) != kOutside) icase += 8;
      if (Inside(G4ThreeVector(px, py, pz-del)) != kOutside) icase += 16;
      if (Inside(G4ThreeVector(px, py, pz+del)) != kOutside) icase += 32;
      if (icase == 0) continue;
      G4ThreeVector v = directions[icase];
      dist = DistanceToIn(p, v);
      if (dist == kInfinity) continue;
      G4ThreeVector n = SurfaceNormal(p + v*dist);
      dist *= -(v.dot(n));
    }
    if (dist < eps) ++icount;
  }
  return dX*dY*dZ*icount/npoints/dd;
}

References G4VSolid::BoundingLimits(), G4VSolid::DistanceToIn(), G4VSolid::DistanceToOut(), CLHEP::Hep3Vector::dot(), eps, G4QuickRand(), G4VSolid::Inside(), kInfinity, kInside, kOutside, G4INCL::Math::min(), CLHEP::detail::n, G4VSolid::SurfaceNormal(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by G4VSolid::GetSurfaceArea(), G4MultiUnion::GetSurfaceArea(), and G4VCSGfaceted::GetSurfaceArea().

FastInverseRxy()

G4double G4Tubs::FastInverseRxy ( const G4ThreeVector &  pos, G4double  invRad, G4double  normalTolerance  ) const

inlineprotected

Referenced by DistanceToOut().

GetConstituentSolid() [1/2]

G4VSolid * G4VSolid::GetConstituentSolid ( G4int  no )

virtualinherited

Reimplemented in G4BooleanSolid.

Definition at line 170 of file G4VSolid.cc.

{ return nullptr; }

GetConstituentSolid() [2/2]

const G4VSolid * G4VSolid::GetConstituentSolid ( G4int  no ) const

virtualinherited

Reimplemented in G4BooleanSolid.

Definition at line 167 of file G4VSolid.cc.

{ return nullptr; }

Referenced by G4BooleanSolid::StackPolyhedron().

GetCosEndPhi()

G4double G4Tubs::GetCosEndPhi ( ) const

inline

Referenced by BoundingLimits(), and CalculateExtent().

GetCosStartPhi()

G4double G4Tubs::GetCosStartPhi ( ) const

inline

Referenced by BoundingLimits(), and CalculateExtent().

GetCubicVolume()

G4double G4Tubs::GetCubicVolume ( )

inlinevirtual

Reimplemented from G4VSolid.

GetDeltaPhiAngle()

G4double G4Tubs::GetDeltaPhiAngle ( ) const

inline

Referenced by G4HepRepFileSceneHandler::AddSolid(), BoundingLimits(), G4tgbVolume::BuildSolidForDivision(), CalculateExtent(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), export_G4Tubs(), G4ParameterisationTubsPhi::G4ParameterisationTubsPhi(), G4ParameterisationTubsPhi::GetMaxParameter(), G4tgbGeometryDumper::GetSolidParams(), G4PSCylinderSurfaceCurrent::ProcessHits(), G4PSCylinderSurfaceFlux::ProcessHits(), G4GDMLWriteParamvol::Tube_dimensionsWrite(), and G4GDMLWriteSolids::TubeWrite().

GetDisplacedSolidPtr() [1/2]

G4DisplacedSolid * G4VSolid::GetDisplacedSolidPtr ( )

virtualinherited

Reimplemented in G4DisplacedSolid.

Definition at line 176 of file G4VSolid.cc.

{ return nullptr; }

GetDisplacedSolidPtr() [2/2]

const G4DisplacedSolid * G4VSolid::GetDisplacedSolidPtr ( ) const

virtualinherited

Reimplemented in G4DisplacedSolid.

Definition at line 173 of file G4VSolid.cc.

{ return nullptr; }

GetEntityType()

G4GeometryType G4Tubs::GetEntityType ( ) const

virtual

Implements G4VSolid.

Definition at line 1632 of file G4Tubs.cc.

{
  return G4String("G4Tubs");
}

GetExtent()

G4VisExtent G4VSolid::GetExtent ( ) const

virtualinherited

Reimplemented in G4Box, G4Orb, G4Sphere, G4Ellipsoid, G4EllipticalCone, G4EllipticalTube, G4GenericTrap, G4Hype, G4TessellatedSolid, G4Tet, G4TwistedTubs, G4VCSGfaceted, and G4VTwistedFaceted.

Definition at line 682 of file G4VSolid.cc.

{
  G4VisExtent extent;
  G4VoxelLimits voxelLimits;  // Defaults to "infinite" limits.
  G4AffineTransform affineTransform;
  G4double vmin, vmax;
  CalculateExtent(kXAxis,voxelLimits,affineTransform,vmin,vmax);
  extent.SetXmin (vmin);
  extent.SetXmax (vmax);
  CalculateExtent(kYAxis,voxelLimits,affineTransform,vmin,vmax);
  extent.SetYmin (vmin);
  extent.SetYmax (vmax);
  CalculateExtent(kZAxis,voxelLimits,affineTransform,vmin,vmax);
  extent.SetZmin (vmin);
  extent.SetZmax (vmax);
  return extent;
}

References G4VSolid::CalculateExtent(), kXAxis, kYAxis, kZAxis, G4VisExtent::SetXmax(), G4VisExtent::SetXmin(), G4VisExtent::SetYmax(), G4VisExtent::SetYmin(), G4VisExtent::SetZmax(), and G4VisExtent::SetZmin().

Referenced by G4tgbVolume::BuildSolidForDivision(), G4BoundingExtentScene::ProcessVolume(), G4BoundingSphereScene::ProcessVolume(), and G4VisCommandsTouchable::SetNewValue().

GetInnerRadius()

G4double G4Tubs::GetInnerRadius ( ) const

inline

Referenced by G4HepRepFileSceneHandler::AddSolid(), BoundingLimits(), G4tgbVolume::BuildSolidForDivision(), CalculateExtent(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), export_G4Tubs(), G4ParameterisationTubsRho::G4ParameterisationTubsRho(), G4ParameterisationTubsRho::GetMaxParameter(), G4tgbGeometryDumper::GetSolidParams(), G4PSCylinderSurfaceCurrent::IsSelectedSurface(), G4PSCylinderSurfaceFlux::IsSelectedSurface(), G4PSCylinderSurfaceCurrent::ProcessHits(), G4PSCylinderSurfaceFlux::ProcessHits(), G4GDMLWriteParamvol::Tube_dimensionsWrite(), and G4GDMLWriteSolids::TubeWrite().

GetName()

G4String G4VSolid::GetName ( ) const

inlineinherited

Referenced by G4GMocrenFileSceneHandler::AddDetector(), G4HepRepFileSceneHandler::AddHepRepInstance(), G4GMocrenFileSceneHandler::AddPrimitive(), G4HepRepFileSceneHandler::AddSolid(), G4GMocrenFileSceneHandler::AddSolid(), G4VtkSceneHandler::AddSolid(), G4GDMLWriteSolids::AddSolid(), G4NavigationLogger::AlongComputeStepLog(), G4GDMLWriteSolids::BooleanWrite(), G4ReflectedSolid::BoundingLimits(), G4DisplacedSolid::BoundingLimits(), G4IntersectionSolid::BoundingLimits(), G4ScaledSolid::BoundingLimits(), G4SubtractionSolid::BoundingLimits(), G4UnionSolid::BoundingLimits(), G4Box::BoundingLimits(), G4Cons::BoundingLimits(), G4CutTubs::BoundingLimits(), G4Orb::BoundingLimits(), G4Para::BoundingLimits(), G4Sphere::BoundingLimits(), G4Torus::BoundingLimits(), G4Trap::BoundingLimits(), G4Trd::BoundingLimits(), BoundingLimits(), G4EllipticalCone::BoundingLimits(), G4ExtrudedSolid::BoundingLimits(), G4GenericPolycone::BoundingLimits(), G4GenericTrap::BoundingLimits(), G4Hype::BoundingLimits(), G4Paraboloid::BoundingLimits(), G4Polycone::BoundingLimits(), G4Polyhedra::BoundingLimits(), G4TessellatedSolid::BoundingLimits(), G4TwistedTubs::BoundingLimits(), G4GDMLWriteSolids::BoxWrite(), G4ExtrudedSolid::CalculateExtent(), G4GenericPolycone::CalculateExtent(), G4Polycone::CalculateExtent(), G4Polyhedra::CalculateExtent(), G4NavigationLogger::CheckDaughterEntryPoint(), G4VDivisionParameterisation::CheckNDivAndWidth(), G4VDivisionParameterisation::CheckOffset(), G4GenericTrap::CheckOrder(), G4Para::CheckParameters(), G4Trap::CheckParameters(), G4Trd::CheckParameters(), G4Ellipsoid::CheckParameters(), G4EllipticalTube::CheckParameters(), G4ParameterisationPolyconeRho::CheckParametersValidity(), G4ParameterisationPolyconeZ::CheckParametersValidity(), G4ParameterisationPolyhedraRho::CheckParametersValidity(), G4ParameterisationPolyhedraPhi::CheckParametersValidity(), G4ParameterisationPolyhedraZ::CheckParametersValidity(), G4PhantomParameterisation::CheckVoxelsFillContainer(), G4GenericTrap::ComputeIsTwisted(), G4VoxelNavigation::ComputeSafety(), G4VoxelSafety::ComputeSafety(), G4NavigationLogger::ComputeSafetyLog(), G4ParameterisedNavigation::ComputeStep(), G4ReplicaNavigation::ComputeStep(), G4GDMLWriteSolids::ConeWrite(), G4Polyhedra::Create(), G4GenericPolycone::Create(), G4Polycone::Create(), G4PhysicalVolumeModel::CreateCurrentAttValues(), G4ReflectedSolid::CreatePolyhedron(), G4ReflectionFactory::CreateReflectedLV(), G4GenericTrap::CreateTessellatedSolid(), G4GDMLWriteSolids::CutTubeWrite(), G4SolidStore::DeRegister(), G4PhysicalVolumeModel::DescribeSolid(), G4SubtractionSolid::DistanceToIn(), G4Paraboloid::DistanceToIn(), G4TessellatedSolid::DistanceToIn(), G4Box::DistanceToOut(), G4Orb::DistanceToOut(), G4Para::DistanceToOut(), G4Trap::DistanceToOut(), G4Trd::DistanceToOut(), G4EllipticalCone::DistanceToOut(), G4TessellatedSolid::DistanceToOut(), G4Ellipsoid::DistanceToOut(), G4EllipticalTube::DistanceToOut(), G4tgbGeometryDumper::DumpMultiUnionVolume(), G4tgbGeometryDumper::DumpScaledVolume(), G4tgbGeometryDumper::DumpSolid(), G4GDMLWriteSolids::ElconeWrite(), G4GDMLWriteSolids::EllipsoidWrite(), G4GDMLWriteSolids::EltubeWrite(), G4PVDivision::ErrorInAxis(), G4ReplicatedSlice::ErrorInAxis(), export_G4VSolid(), G4Box::G4Box(), G4Cons::G4Cons(), G4CutTubs::G4CutTubs(), G4EllipticalCone::G4EllipticalCone(), G4Hype::G4Hype(), G4Para::G4Para(), G4Paraboloid::G4Paraboloid(), G4Polycone::G4Polycone(), G4Polyhedra::G4Polyhedra(), G4Sphere::G4Sphere(), G4Tet::G4Tet(), G4Trap::G4Trap(), G4Tubs(), G4VParameterisationCons::G4VParameterisationCons(), G4VParameterisationPara::G4VParameterisationPara(), G4VParameterisationPolycone::G4VParameterisationPolycone(), G4VParameterisationPolyhedra::G4VParameterisationPolyhedra(), G4VParameterisationTrd::G4VParameterisationTrd(), G4VTwistedFaceted::G4VTwistedFaceted(), G4GDMLWriteSolids::GenericPolyconeWrite(), G4GDMLWriteSolids::GenTrapWrite(), G4Navigator::GetGlobalExitNormal(), G4Navigator::GetLocalExitNormal(), G4ITNavigator1::GetLocalExitNormal(), G4ITNavigator2::GetLocalExitNormal(), G4BooleanSolid::GetPointOnSurface(), G4PhantomParameterisation::GetReplicaNo(), G4GDMLWriteSolids::HypeWrite(), G4TessellatedSolid::InsideNoVoxels(), G4TessellatedSolid::InsideVoxels(), G4ITNavigator1::LocateGlobalPointAndSetup(), G4ITNavigator2::LocateGlobalPointAndSetup(), G4Navigator::LocateGlobalPointAndSetup(), G4GenericTrap::MakeDownFacet(), G4Trap::MakePlanes(), G4GenericTrap::MakeUpFacet(), G4GDMLWriteSolids::MultiUnionWrite(), G4GDMLWriteSolids::OrbWrite(), G4GDMLWriteSolids::ParaboloidWrite(), G4GDMLWriteParamvol::ParametersWrite(), G4GDMLWriteSolids::ParaWrite(), G4GDMLWriteSolids::PolyconeWrite(), G4GDMLWriteSolids::PolyhedraWrite(), G4NavigationLogger::PostComputeStepLog(), G4NavigationLogger::PreComputeStepLog(), G4NavigationLogger::PrintDaughterLog(), G4PseudoScene::ProcessVolume(), G4SolidStore::Register(), G4tgbVolumeMgr::RegisterMe(), G4NavigationLogger::ReportOutsideMother(), G4ASCIITreeSceneHandler::RequestPrimitives(), G4VSceneHandler::RequestPrimitives(), G4GenericPolycone::Reset(), G4Polyhedra::Reset(), G4VoxelSafety::SafetyForVoxelNode(), G4GDMLWriteSolids::ScaledWrite(), G4Torus::SetAllParameters(), G4Tet::SetBoundingLimits(), G4Polycone::SetOriginalParameters(), G4Polyhedra::SetOriginalParameters(), G4TessellatedSolid::SetSolidClosed(), G4Tet::SetVertices(), G4Box::SetXHalfLength(), G4Box::SetYHalfLength(), G4Box::SetZHalfLength(), G4GDMLWriteSolids::SphereWrite(), G4BooleanSolid::StackPolyhedron(), G4ReflectedSolid::StreamInfo(), G4BooleanSolid::StreamInfo(), G4DisplacedSolid::StreamInfo(), G4MultiUnion::StreamInfo(), G4ScaledSolid::StreamInfo(), G4Box::StreamInfo(), G4Cons::StreamInfo(), G4CSGSolid::StreamInfo(), G4CutTubs::StreamInfo(), G4Orb::StreamInfo(), G4Para::StreamInfo(), G4Sphere::StreamInfo(), G4Torus::StreamInfo(), G4Trap::StreamInfo(), G4Trd::StreamInfo(), StreamInfo(), G4Ellipsoid::StreamInfo(), G4EllipticalCone::StreamInfo(), G4EllipticalTube::StreamInfo(), G4ExtrudedSolid::StreamInfo(), G4GenericPolycone::StreamInfo(), G4GenericTrap::StreamInfo(), G4Hype::StreamInfo(), G4Paraboloid::StreamInfo(), G4Polycone::StreamInfo(), G4Polyhedra::StreamInfo(), G4TessellatedSolid::StreamInfo(), G4Tet::StreamInfo(), G4TwistedBox::StreamInfo(), G4TwistedTrap::StreamInfo(), G4TwistedTrd::StreamInfo(), G4TwistedTubs::StreamInfo(), G4VCSGfaceted::StreamInfo(), G4VTwistedFaceted::StreamInfo(), G4GDMLRead::StripNames(), SubstractSolids(), G4UnionSolid::SurfaceNormal(), G4Box::SurfaceNormal(), G4Para::SurfaceNormal(), G4Trap::SurfaceNormal(), G4Trd::SurfaceNormal(), G4Ellipsoid::SurfaceNormal(), G4EllipticalCone::SurfaceNormal(), G4EllipticalTube::SurfaceNormal(), G4ExtrudedSolid::SurfaceNormal(), G4Tet::SurfaceNormal(), G4GDMLWriteSolids::TessellatedWrite(), G4GDMLWriteSolids::TetWrite(), G4GDMLWriteSolids::TorusWrite(), G4GDMLWriteSolids::TrapWrite(), G4GDMLWriteStructure::TraverseVolumeTree(), G4GDMLWriteSolids::TrdWrite(), G4GDMLWriteSolids::TubeWrite(), G4GDMLWriteSolids::TwistedboxWrite(), G4GDMLWriteSolids::TwistedtrapWrite(), G4GDMLWriteSolids::TwistedtrdWrite(), G4GDMLWriteSolids::TwistedtubsWrite(), G4PhysicalVolumeModel::VisitGeometryAndGetVisReps(), and G4GDMLWriteSolids::XtruWrite().

GetOuterRadius()

G4double G4Tubs::GetOuterRadius ( ) const

inline

Referenced by G4HepRepFileSceneHandler::AddSolid(), BoundingLimits(), G4tgbVolume::BuildSolidForDivision(), CalculateExtent(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), export_G4Tubs(), G4ParameterisationTubsRho::G4ParameterisationTubsRho(), G4ParameterisationTubsRho::GetMaxParameter(), G4tgbGeometryDumper::GetSolidParams(), G4GDMLWriteParamvol::Tube_dimensionsWrite(), and G4GDMLWriteSolids::TubeWrite().

GetPointOnSurface()

G4ThreeVector G4Tubs::GetPointOnSurface ( ) const

virtual

Reimplemented from G4VSolid.

Definition at line 1673 of file G4Tubs.cc.

{
  G4double Rmax = fRMax;
  G4double Rmin = fRMin;
  G4double hz = 2.*fDz;       // height
  G4double lext = fDPhi*Rmax; // length of external circular arc
  G4double lint = fDPhi*Rmin; // length of internal circular arc
 
  // Set array of surface areas
  //
  G4double RRmax = Rmax * Rmax;
  G4double RRmin = Rmin * Rmin;
  G4double sbase = 0.5*fDPhi*(RRmax - RRmin);
  G4double scut = (fDPhi == twopi) ? 0. : hz*(Rmax - Rmin);
  G4double ssurf[6] = { scut, scut, sbase, sbase, hz*lext, hz*lint };
  ssurf[1] += ssurf[0];
  ssurf[2] += ssurf[1];
  ssurf[3] += ssurf[2];
  ssurf[4] += ssurf[3];
  ssurf[5] += ssurf[4];
 
  // Select surface
  //
  G4double select = ssurf[5]*G4QuickRand();
  G4int k = 5;
  k -= (select <= ssurf[4]);
  k -= (select <= ssurf[3]);
  k -= (select <= ssurf[2]);
  k -= (select <= ssurf[1]);
  k -= (select <= ssurf[0]);
 
  // Generate point on selected surface
  //
  switch(k)
  {
    case 0: // start phi cut
    {
      G4double r = Rmin + (Rmax - Rmin)*G4QuickRand();
      return G4ThreeVector(r*cosSPhi, r*sinSPhi, hz*G4QuickRand() - fDz);
    }
    case 1: // end phi cut
    {
      G4double r = Rmin + (Rmax - Rmin)*G4QuickRand();
      return G4ThreeVector(r*cosEPhi, r*sinEPhi, hz*G4QuickRand() - fDz);
    }
    case 2: // base at -dz
    {
      G4double r = std::sqrt(RRmin + (RRmax - RRmin)*G4QuickRand());
      G4double phi = fSPhi + fDPhi*G4QuickRand();
      return G4ThreeVector(r*std::cos(phi), r*std::sin(phi), -fDz);
    }
    case 3: // base at +dz
    {
      G4double r = std::sqrt(RRmin + (RRmax - RRmin)*G4QuickRand());
      G4double phi = fSPhi + fDPhi*G4QuickRand();
      return G4ThreeVector(r*std::cos(phi), r*std::sin(phi), fDz);
    }
    case 4: // external lateral surface
    {
      G4double phi = fSPhi + fDPhi*G4QuickRand();
      G4double z = hz*G4QuickRand() - fDz;
      G4double x = Rmax*std::cos(phi);
      G4double y = Rmax*std::sin(phi);
      return G4ThreeVector(x,y,z);
    }
    case 5: // internal lateral surface
    {
      G4double phi = fSPhi + fDPhi*G4QuickRand();
      G4double z = hz*G4QuickRand() - fDz;
      G4double x = Rmin*std::cos(phi);
      G4double y = Rmin*std::sin(phi);
      return G4ThreeVector(x,y,z);
    }
  }
  return G4ThreeVector(0., 0., 0.);
}

References cosEPhi, cosSPhi, fDPhi, fDz, fRMax, fRMin, fSPhi, G4QuickRand(), sinEPhi, sinSPhi, and twopi.

GetPolyhedron()

G4Polyhedron * G4CSGSolid::GetPolyhedron ( ) const

virtualinherited

Reimplemented from G4VSolid.

Definition at line 129 of file G4CSGSolid.cc.

{
  if (fpPolyhedron == nullptr ||
      fRebuildPolyhedron ||
      fpPolyhedron->GetNumberOfRotationStepsAtTimeOfCreation() !=
      fpPolyhedron->GetNumberOfRotationSteps())
    {
      G4AutoLock l(&polyhedronMutex);
      delete fpPolyhedron;
      fpPolyhedron = CreatePolyhedron();
      fRebuildPolyhedron = false;
      l.unlock();
    }
  return fpPolyhedron;
}

References G4VSolid::CreatePolyhedron(), G4CSGSolid::fpPolyhedron, G4CSGSolid::fRebuildPolyhedron, HepPolyhedron::GetNumberOfRotationSteps(), G4Polyhedron::GetNumberOfRotationStepsAtTimeOfCreation(), anonymous_namespace{G4CSGSolid.cc}::polyhedronMutex, and G4TemplateAutoLock< _Mutex_t >::unlock().

Referenced by G4ScoringBox::Draw(), G4ScoringCylinder::Draw(), G4ScoringBox::DrawColumn(), and G4ScoringCylinder::DrawColumn().

GetRadiusInRing()

G4double G4CSGSolid::GetRadiusInRing ( G4double  rmin, G4double  rmax  ) const

protectedinherited

Definition at line 109 of file G4CSGSolid.cc.

{
  G4double k = G4QuickRand();
  return (rmin <= 0) ? rmax*std::sqrt(k)
                     : std::sqrt(k*rmax*rmax + (1. - k)*rmin*rmin);
}

References G4QuickRand().

Referenced by G4Cons::GetPointOnSurface(), and G4Torus::GetPointOnSurface().

GetSinEndPhi()

G4double G4Tubs::GetSinEndPhi ( ) const

inline

Referenced by BoundingLimits(), and CalculateExtent().

GetSinStartPhi()

G4double G4Tubs::GetSinStartPhi ( ) const

inline

Referenced by BoundingLimits(), and CalculateExtent().

GetStartPhiAngle()

G4double G4Tubs::GetStartPhiAngle ( ) const

inline

Referenced by G4tgbVolume::BuildSolidForDivision(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), export_G4Tubs(), G4tgbGeometryDumper::GetSolidParams(), G4GDMLWriteParamvol::Tube_dimensionsWrite(), and G4GDMLWriteSolids::TubeWrite().

GetSurfaceArea()

G4double G4Tubs::GetSurfaceArea ( )

inlinevirtual

Reimplemented from G4VSolid.

GetTolerance()

G4double G4VSolid::GetTolerance ( ) const

inlineinherited

Referenced by G4NavigationLogger::CheckDaughterEntryPoint(), G4ParameterisedNavigation::ComputeStep(), G4NavigationLogger::PreComputeStepLog(), G4NavigationLogger::ReportOutsideMother(), and G4NavigationLogger::ReportVolumeAndIntersection().

GetZHalfLength()

G4double G4Tubs::GetZHalfLength ( ) const

inline

Referenced by G4HepRepFileSceneHandler::AddSolid(), BoundingLimits(), G4tgbVolume::BuildSolidForDivision(), CalculateExtent(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeTransformation(), export_G4Tubs(), G4ParameterisationTubsZ::G4ParameterisationTubsZ(), G4ParameterisationTubsZ::GetMaxParameter(), G4tgbGeometryDumper::GetSolidParams(), G4PSCylinderSurfaceCurrent::IsSelectedSurface(), G4PSCylinderSurfaceFlux::IsSelectedSurface(), G4PSCylinderSurfaceCurrent::ProcessHits(), G4PSCylinderSurfaceFlux::ProcessHits(), G4GDMLWriteParamvol::Tube_dimensionsWrite(), and G4GDMLWriteSolids::TubeWrite().

Initialize()

void G4Tubs::Initialize ( )

inlineprotected

InitializeTrigonometry()

void G4Tubs::InitializeTrigonometry ( )

inlineprotected

Inside()

EInside G4Tubs::Inside ( const G4ThreeVector &  p ) const

virtual

Implements G4VSolid.

Definition at line 340 of file G4Tubs.cc.

{
  G4double r2,pPhi,tolRMin,tolRMax;
  EInside in = kOutside ;
 
  if (std::fabs(p.z()) <= fDz - halfCarTolerance)
  {
    r2 = p.x()*p.x() + p.y()*p.y() ;
 
    if (fRMin) { tolRMin = fRMin + halfRadTolerance ; }
    else       { tolRMin = 0 ; }
 
    tolRMax = fRMax - halfRadTolerance ;
 
    if ((r2 >= tolRMin*tolRMin) && (r2 <= tolRMax*tolRMax))
    {
      if ( fPhiFullTube )
      {
        in = kInside ;
      }
      else
      {
        // Try inner tolerant phi boundaries (=>inside)
        // if not inside, try outer tolerant phi boundaries
 
        if ( (tolRMin==0) && (std::fabs(p.x())<=halfCarTolerance)
                          && (std::fabs(p.y())<=halfCarTolerance) )
        {
          in=kSurface;
        }
        else
        {
          pPhi = std::atan2(p.y(),p.x()) ;
          if ( pPhi < -halfAngTolerance )  { pPhi += twopi; } // 0<=pPhi<2pi
 
          if ( fSPhi >= 0 )
          {
            if ( (std::fabs(pPhi) < halfAngTolerance)
              && (std::fabs(fSPhi + fDPhi - twopi) < halfAngTolerance) )
            {
              pPhi += twopi ; // 0 <= pPhi < 2pi
            }
            if ( (pPhi >= fSPhi + halfAngTolerance)
              && (pPhi <= fSPhi + fDPhi - halfAngTolerance) )
            {
              in = kInside ;
            }
            else if ( (pPhi >= fSPhi - halfAngTolerance)
                   && (pPhi <= fSPhi + fDPhi + halfAngTolerance) )
            {
              in = kSurface ;
            }
          }
          else  // fSPhi < 0
          {
            if ( (pPhi <= fSPhi + twopi - halfAngTolerance)
              && (pPhi >= fSPhi + fDPhi  + halfAngTolerance) ) {;} //kOutside
            else if ( (pPhi <= fSPhi + twopi + halfAngTolerance)
                   && (pPhi >= fSPhi + fDPhi  - halfAngTolerance) )
            {
              in = kSurface ;
            }
            else
            {
              in = kInside ;
            }
          }
        }
      }
    }
    else  // Try generous boundaries
    {
      tolRMin = fRMin - halfRadTolerance ;
      tolRMax = fRMax + halfRadTolerance ;
 
      if ( tolRMin < 0 )  { tolRMin = 0; }
 
      if ( (r2 >= tolRMin*tolRMin) && (r2 <= tolRMax*tolRMax) )
      {
        if (fPhiFullTube || (r2 <=halfRadTolerance*halfRadTolerance) )
        {                        // Continuous in phi or on z-axis
          in = kSurface ;
        }
        else // Try outer tolerant phi boundaries only
        {
          pPhi = std::atan2(p.y(),p.x()) ;
 
          if ( pPhi < -halfAngTolerance)  { pPhi += twopi; } // 0<=pPhi<2pi
          if ( fSPhi >= 0 )
          {
            if ( (std::fabs(pPhi) < halfAngTolerance)
              && (std::fabs(fSPhi + fDPhi - twopi) < halfAngTolerance) )
            {
              pPhi += twopi ; // 0 <= pPhi < 2pi
            }
            if ( (pPhi >= fSPhi - halfAngTolerance)
              && (pPhi <= fSPhi + fDPhi + halfAngTolerance) )
            {
              in = kSurface ;
            }
          }
          else  // fSPhi < 0
          {
            if ( (pPhi <= fSPhi + twopi - halfAngTolerance)
              && (pPhi >= fSPhi + fDPhi + halfAngTolerance) ) {;} // kOutside
            else
            {
              in = kSurface ;
            }
          }
        }
      }
    }
  }
  else if (std::fabs(p.z()) <= fDz + halfCarTolerance)
  {                                          // Check within tolerant r limits
    r2      = p.x()*p.x() + p.y()*p.y() ;
    tolRMin = fRMin - halfRadTolerance ;
    tolRMax = fRMax + halfRadTolerance ;
 
    if ( tolRMin < 0 )  { tolRMin = 0; }
 
    if ( (r2 >= tolRMin*tolRMin) && (r2 <= tolRMax*tolRMax) )
    {
      if (fPhiFullTube || (r2 <=halfRadTolerance*halfRadTolerance))
      {                        // Continuous in phi or on z-axis
        in = kSurface ;
      }
      else // Try outer tolerant phi boundaries
      {
        pPhi = std::atan2(p.y(),p.x()) ;
 
        if ( pPhi < -halfAngTolerance )  { pPhi += twopi; }  // 0<=pPhi<2pi
        if ( fSPhi >= 0 )
        {
          if ( (std::fabs(pPhi) < halfAngTolerance)
            && (std::fabs(fSPhi + fDPhi - twopi) < halfAngTolerance) )
          {
            pPhi += twopi ; // 0 <= pPhi < 2pi
          }
          if ( (pPhi >= fSPhi - halfAngTolerance)
            && (pPhi <= fSPhi + fDPhi + halfAngTolerance) )
          {
            in = kSurface;
          }
        }
        else  // fSPhi < 0
        {
          if ( (pPhi <= fSPhi + twopi - halfAngTolerance)
            && (pPhi >= fSPhi + fDPhi  + halfAngTolerance) ) {;}
          else
          {
            in = kSurface ;
          }
        }
      }
    }
  }
  return in;
}

References fDPhi, fDz, fPhiFullTube, fRMax, fRMin, fSPhi, halfAngTolerance, halfCarTolerance, halfRadTolerance, kInside, kOutside, kSurface, twopi, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by DistanceToOut().

operator=()

G4Tubs & G4Tubs::operator=

(

const G4Tubs &

rhs

)

Definition at line 142 of file G4Tubs.cc.

{
   // Check assignment to self
   //
   if (this == &rhs)  { return *this; }
 
   // Copy base class data
   //
   G4CSGSolid::operator=(rhs);
 
   // Copy data
   //
   kRadTolerance = rhs.kRadTolerance; kAngTolerance = rhs.kAngTolerance;
   fRMin = rhs.fRMin; fRMax = rhs.fRMax; fDz = rhs.fDz;
   fSPhi = rhs.fSPhi; fDPhi = rhs.fDPhi;
   sinCPhi = rhs.sinCPhi; cosCPhi = rhs.cosCPhi; cosHDPhi = rhs.cosHDPhi;
   cosHDPhiOT = rhs.cosHDPhiOT; cosHDPhiIT = rhs.cosHDPhiIT;
   sinSPhi = rhs.sinSPhi; cosSPhi = rhs.cosSPhi;
   sinEPhi = rhs.sinEPhi; cosEPhi = rhs.cosEPhi;
   fPhiFullTube = rhs.fPhiFullTube;
   fInvRmax = rhs.fInvRmax;
   fInvRmin = rhs.fInvRmin;
   halfCarTolerance = rhs.halfCarTolerance;
   halfRadTolerance = rhs.halfRadTolerance;
   halfAngTolerance = rhs.halfAngTolerance;
 
   return *this;
}

References cosCPhi, cosEPhi, cosHDPhi, cosHDPhiIT, cosHDPhiOT, cosSPhi, fDPhi, fDz, fInvRmax, fInvRmin, fPhiFullTube, fRMax, fRMin, fSPhi, halfAngTolerance, halfCarTolerance, halfRadTolerance, kAngTolerance, kRadTolerance, G4CSGSolid::operator=(), sinCPhi, sinEPhi, and sinSPhi.

operator==()

G4bool G4VSolid::operator== ( const G4VSolid &  s ) const

inlineinherited

SetDeltaPhiAngle()

void G4Tubs::SetDeltaPhiAngle ( G4double  newDPhi )

inline

Referenced by G4GDMLParameterisation::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), and export_G4Tubs().

SetInnerRadius()

void G4Tubs::SetInnerRadius ( G4double  newRMin )

inline

Referenced by G4GDMLParameterisation::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), and export_G4Tubs().

SetName()

void G4VSolid::SetName ( const G4String &  name )

inherited

Definition at line 127 of file G4VSolid.cc.

{
  fshapeName = name;
  G4SolidStore::GetInstance()->SetMapValid(false);
}

References G4VSolid::fshapeName, G4SolidStore::GetInstance(), G4InuclParticleNames::name(), and G4SolidStore::SetMapValid().

Referenced by export_G4VSolid(), G4MultiUnion::G4MultiUnion(), and G4GDMLRead::StripNames().

SetOuterRadius()

void G4Tubs::SetOuterRadius ( G4double  newRMax )

inline

Referenced by G4GDMLParameterisation::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), and export_G4Tubs().

SetStartPhiAngle()

void G4Tubs::SetStartPhiAngle ( G4double  newSPhi, G4bool  trig = true  )

inline

Referenced by G4GDMLParameterisation::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), and export_G4Tubs().

SetZHalfLength()

void G4Tubs::SetZHalfLength ( G4double  newDz )

inline

Referenced by G4GDMLParameterisation::ComputeDimensions(), G4ParameterisationTubsRho::ComputeDimensions(), G4ParameterisationTubsPhi::ComputeDimensions(), G4ParameterisationTubsZ::ComputeDimensions(), and export_G4Tubs().

StreamInfo()

std::ostream & G4Tubs::StreamInfo ( std::ostream &  os ) const

virtual

Reimplemented from G4CSGSolid.

Definition at line 1650 of file G4Tubs.cc.

{
  G4int oldprc = os.precision(16);
  os << "-----------------------------------------------------------\n"
     << "    *** Dump for solid - " << GetName() << " ***\n"
     << "    ===================================================\n"
     << " Solid type: G4Tubs\n"
     << " Parameters: \n"
     << "    inner radius : " << fRMin/mm << " mm \n"
     << "    outer radius : " << fRMax/mm << " mm \n"
     << "    half length Z: " << fDz/mm << " mm \n"
     << "    starting phi : " << fSPhi/degree << " degrees \n"
     << "    delta phi    : " << fDPhi/degree << " degrees \n"
     << "-----------------------------------------------------------\n";
  os.precision(oldprc);
 
  return os;
}

References degree, fDPhi, fDz, fRMax, fRMin, fSPhi, G4VSolid::GetName(), and mm.

SurfaceNormal()

G4ThreeVector G4Tubs::SurfaceNormal ( const G4ThreeVector &  p ) const

virtual

Implements G4VSolid.

Definition at line 507 of file G4Tubs.cc.

{
  G4int noSurfaces = 0;
  G4double rho, pPhi;
  G4double distZ, distRMin, distRMax;
  G4double distSPhi = kInfinity, distEPhi = kInfinity;
 
  G4ThreeVector norm, sumnorm(0.,0.,0.);
  G4ThreeVector nZ = G4ThreeVector(0, 0, 1.0);
  G4ThreeVector nR, nPs, nPe;
 
  rho = std::sqrt(p.x()*p.x() + p.y()*p.y());
 
  distRMin = std::fabs(rho - fRMin);
  distRMax = std::fabs(rho - fRMax);
  distZ    = std::fabs(std::fabs(p.z()) - fDz);
 
  if (!fPhiFullTube)    // Protected against (0,0,z)
  {
    if ( rho > halfCarTolerance )
    {
      pPhi = std::atan2(p.y(),p.x());
 
      if (pPhi  < fSPhi-halfCarTolerance)            { pPhi += twopi; }
      else if (pPhi > fSPhi+fDPhi+halfCarTolerance)  { pPhi -= twopi; }
 
      distSPhi = std::fabs( pPhi - fSPhi );
      distEPhi = std::fabs( pPhi - fSPhi - fDPhi );
    }
    else if ( !fRMin )
    {
      distSPhi = 0.;
      distEPhi = 0.;
    }
    nPs = G4ThreeVector( sinSPhi, -cosSPhi, 0 );
    nPe = G4ThreeVector( -sinEPhi, cosEPhi, 0 );
  }
  if ( rho > halfCarTolerance ) { nR = G4ThreeVector(p.x()/rho,p.y()/rho,0); }
 
  if( distRMax <= halfCarTolerance )
  {
    ++noSurfaces;
    sumnorm += nR;
  }
  if( fRMin && (distRMin <= halfCarTolerance) )
  {
    ++noSurfaces;
    sumnorm -= nR;
  }
  if( fDPhi < twopi )
  {
    if (distSPhi <= halfAngTolerance)
    {
      ++noSurfaces;
      sumnorm += nPs;
    }
    if (distEPhi <= halfAngTolerance)
    {
      ++noSurfaces;
      sumnorm += nPe;
    }
  }
  if (distZ <= halfCarTolerance)
  {
    ++noSurfaces;
    if ( p.z() >= 0.)  { sumnorm += nZ; }
    else               { sumnorm -= nZ; }
  }
  if ( noSurfaces == 0 )
  {
#ifdef G4CSGDEBUG
    G4Exception("G4Tubs::SurfaceNormal(p)", "GeomSolids1002",
                JustWarning, "Point p is not on surface !?" );
    G4int oldprc = G4cout.precision(20);
    G4cout<< "G4Tubs::SN ( "<<p.x()<<", "<<p.y()<<", "<<p.z()<<" ); "
          << G4endl << G4endl;
    G4cout.precision(oldprc) ;
#endif
     norm = ApproxSurfaceNormal(p);
  }
  else if ( noSurfaces == 1 )  { norm = sumnorm; }
  else                         { norm = sumnorm.unit(); }
 
  return norm;
}

References ApproxSurfaceNormal(), cosEPhi, cosSPhi, fDPhi, fDz, fPhiFullTube, fRMax, fRMin, fSPhi, G4cout, G4endl, G4Exception(), halfAngTolerance, halfCarTolerance, JustWarning, kInfinity, sinEPhi, sinSPhi, twopi, CLHEP::Hep3Vector::unit(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Field Documentation

cosCPhi

G4double G4Tubs::cosCPhi

protected

Definition at line 215 of file G4Tubs.hh.

Referenced by DistanceToIn(), DistanceToOut(), and operator=().

cosEPhi

G4double G4Tubs::cosEPhi

protected

Definition at line 216 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), operator=(), and SurfaceNormal().

cosHDPhi

G4double G4Tubs::cosHDPhi

protected

Definition at line 215 of file G4Tubs.hh.

Referenced by DistanceToIn(), and operator=().

cosHDPhiIT

G4double G4Tubs::cosHDPhiIT

protected

Definition at line 215 of file G4Tubs.hh.

Referenced by DistanceToIn(), and operator=().

cosHDPhiOT

G4double G4Tubs::cosHDPhiOT

protected

Definition at line 215 of file G4Tubs.hh.

Referenced by operator=().

cosSPhi

G4double G4Tubs::cosSPhi

protected

Definition at line 216 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), operator=(), and SurfaceNormal().

fCubicVolume

G4double G4CSGSolid::fCubicVolume = 0.0

protectedinherited

Definition at line 70 of file G4CSGSolid.hh.

Referenced by G4CutTubs::GetCubicVolume(), G4Para::GetCubicVolume(), G4Sphere::GetCubicVolume(), G4Trap::GetCubicVolume(), G4Trd::GetCubicVolume(), G4CSGSolid::operator=(), G4Para::SetAllParameters(), G4Trd::SetAllParameters(), G4Trap::SetAllParameters(), G4Torus::SetAllParameters(), G4Box::SetXHalfLength(), G4Box::SetYHalfLength(), and G4Box::SetZHalfLength().

fDPhi

G4double G4Tubs::fDPhi

protected

Definition at line 211 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), CreatePolyhedron(), DistanceToOut(), GetPointOnSurface(), Inside(), operator=(), StreamInfo(), and SurfaceNormal().

fDz

G4double G4Tubs::fDz

protected

Definition at line 211 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), CreatePolyhedron(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), Inside(), operator=(), StreamInfo(), and SurfaceNormal().

fInvRmax

G4double G4Tubs::fInvRmax

protected

Definition at line 224 of file G4Tubs.hh.

Referenced by DistanceToOut(), and operator=().

fInvRmin

G4double G4Tubs::fInvRmin

protected

Definition at line 224 of file G4Tubs.hh.

Referenced by DistanceToIn(), and operator=().

fPhiFullTube

G4bool G4Tubs::fPhiFullTube

protected

Definition at line 220 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), DistanceToIn(), DistanceToOut(), Inside(), operator=(), and SurfaceNormal().

fpPolyhedron

G4Polyhedron* G4CSGSolid::fpPolyhedron = nullptr

mutableprotectedinherited

Definition at line 73 of file G4CSGSolid.hh.

Referenced by G4CSGSolid::GetPolyhedron(), G4CSGSolid::operator=(), and G4CSGSolid::~G4CSGSolid().

fRebuildPolyhedron

G4bool G4CSGSolid::fRebuildPolyhedron = false

mutableprotectedinherited

Definition at line 72 of file G4CSGSolid.hh.

Referenced by G4Para::G4Para(), G4CSGSolid::GetPolyhedron(), G4CSGSolid::operator=(), G4Para::SetAllParameters(), G4Trd::SetAllParameters(), G4Trap::SetAllParameters(), G4Torus::SetAllParameters(), G4Box::SetXHalfLength(), G4Box::SetYHalfLength(), and G4Box::SetZHalfLength().

fRMax

G4double G4Tubs::fRMax

protected

Definition at line 211 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), CreatePolyhedron(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), Inside(), operator=(), StreamInfo(), and SurfaceNormal().

fRMin

G4double G4Tubs::fRMin

protected

Definition at line 211 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), CreatePolyhedron(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), Inside(), operator=(), StreamInfo(), and SurfaceNormal().

fshapeName

G4String G4VSolid::fshapeName

privateinherited

Definition at line 312 of file G4VSolid.hh.

Referenced by G4VSolid::operator=(), and G4VSolid::SetName().

fSPhi

G4double G4Tubs::fSPhi

protected

Definition at line 211 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), CreatePolyhedron(), DistanceToOut(), GetPointOnSurface(), Inside(), operator=(), StreamInfo(), and SurfaceNormal().

fSurfaceArea

G4double G4CSGSolid::fSurfaceArea = 0.0

protectedinherited

Definition at line 71 of file G4CSGSolid.hh.

Referenced by G4CutTubs::GetSurfaceArea(), G4Para::GetSurfaceArea(), G4Sphere::GetSurfaceArea(), G4Trap::GetSurfaceArea(), G4Trd::GetSurfaceArea(), G4CSGSolid::operator=(), G4Para::SetAllParameters(), G4Trd::SetAllParameters(), G4Trap::SetAllParameters(), G4Torus::SetAllParameters(), G4Box::SetXHalfLength(), G4Box::SetYHalfLength(), and G4Box::SetZHalfLength().

halfAngTolerance

G4double G4Tubs::halfAngTolerance

protected

Definition at line 228 of file G4Tubs.hh.

Referenced by DistanceToOut(), G4Tubs(), Inside(), operator=(), and SurfaceNormal().

halfCarTolerance

G4double G4Tubs::halfCarTolerance

protected

Definition at line 228 of file G4Tubs.hh.

Referenced by DistanceToIn(), DistanceToOut(), G4Tubs(), Inside(), operator=(), and SurfaceNormal().

halfRadTolerance

G4double G4Tubs::halfRadTolerance

protected

Definition at line 228 of file G4Tubs.hh.

Referenced by DistanceToIn(), G4Tubs(), Inside(), and operator=().

kAngTolerance

G4double G4Tubs::kAngTolerance

protected

Definition at line 202 of file G4Tubs.hh.

Referenced by G4Tubs(), and operator=().

kCarTolerance

G4double G4VSolid::kCarTolerance

protectedinherited

Definition at line 299 of file G4VSolid.hh.

Referenced by G4TessellatedSolid::AddFacet(), G4Polycone::CalculateExtent(), G4Polyhedra::CalculateExtent(), G4Tet::CheckDegeneracy(), G4Para::CheckParameters(), G4Trd::CheckParameters(), G4Ellipsoid::CheckParameters(), G4EllipticalTube::CheckParameters(), G4GenericTrap::ComputeIsTwisted(), G4Polyhedra::Create(), G4GenericPolycone::Create(), G4Polycone::Create(), G4CutTubs::CreatePolyhedron(), G4TessellatedSolid::CreateVertexList(), G4VCSGfaceted::DistanceTo(), G4Sphere::DistanceToIn(), G4Ellipsoid::DistanceToIn(), G4Hype::DistanceToIn(), G4Paraboloid::DistanceToIn(), G4VCSGfaceted::DistanceToIn(), G4TessellatedSolid::DistanceToInCore(), G4Cons::DistanceToOut(), G4CutTubs::DistanceToOut(), G4Sphere::DistanceToOut(), G4Torus::DistanceToOut(), DistanceToOut(), G4GenericTrap::DistanceToOut(), G4Hype::DistanceToOut(), G4Paraboloid::DistanceToOut(), G4VCSGfaceted::DistanceToOut(), G4TessellatedSolid::DistanceToOutCandidates(), G4TessellatedSolid::DistanceToOutCore(), G4TessellatedSolid::DistanceToOutNoVoxels(), G4GenericTrap::DistToPlane(), G4GenericTrap::DistToTriangle(), G4Box::G4Box(), G4Cons::G4Cons(), G4CutTubs::G4CutTubs(), G4EllipticalCone::G4EllipticalCone(), G4ExtrudedSolid::G4ExtrudedSolid(), G4GenericTrap::G4GenericTrap(), G4Hype::G4Hype(), G4Para::G4Para(), G4Sphere::G4Sphere(), G4Tet::G4Tet(), G4Trap::G4Trap(), G4Tubs(), G4UnionSolid::G4UnionSolid(), G4VSolid::G4VSolid(), G4VTwistedFaceted::G4VTwistedFaceted(), G4GenericPolycone::GetPointOnSurface(), G4Polycone::GetPointOnSurface(), G4UnionSolid::Init(), G4Orb::Initialize(), G4TessellatedSolid::Initialize(), G4SubtractionSolid::Inside(), G4Hype::Inside(), G4Paraboloid::Inside(), G4VCSGfaceted::Inside(), G4VTwistedFaceted::Inside(), G4TessellatedSolid::InsideNoVoxels(), G4GenericTrap::InsidePolygone(), G4TessellatedSolid::InsideVoxels(), G4CutTubs::IsCrossingCutPlanes(), G4GenericTrap::IsSegCrossingZ(), G4Trap::MakePlane(), G4GenericTrap::NormalToPlane(), G4VSolid::operator=(), G4TessellatedSolid::SafetyFromInside(), G4TessellatedSolid::SafetyFromOutside(), G4Torus::SetAllParameters(), G4Polycone::SetOriginalParameters(), G4Polyhedra::SetOriginalParameters(), G4Box::SetXHalfLength(), G4Box::SetYHalfLength(), G4Box::SetZHalfLength(), G4Torus::SurfaceNormal(), G4GenericTrap::SurfaceNormal(), and G4Paraboloid::SurfaceNormal().

kNormTolerance

constexpr G4double G4Tubs::kNormTolerance = 1.0e-6

staticconstexprprotected

Definition at line 206 of file G4Tubs.hh.

Referenced by DistanceToOut().

kRadTolerance

G4double G4Tubs::kRadTolerance

protected

Definition at line 202 of file G4Tubs.hh.

Referenced by DistanceToIn(), DistanceToOut(), G4Tubs(), and operator=().

sinCPhi

G4double G4Tubs::sinCPhi

protected

Definition at line 215 of file G4Tubs.hh.

Referenced by DistanceToIn(), DistanceToOut(), and operator=().

sinEPhi

G4double G4Tubs::sinEPhi

protected

Definition at line 216 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), operator=(), and SurfaceNormal().

sinSPhi

G4double G4Tubs::sinSPhi

protected

Definition at line 216 of file G4Tubs.hh.

Referenced by ApproxSurfaceNormal(), DistanceToIn(), DistanceToOut(), GetPointOnSurface(), operator=(), and SurfaceNormal().

---

The documentation for this class was generated from the following files:

• source/geometry/solids/CSG/include/G4Tubs.hh
• source/geometry/solids/CSG/src/G4Tubs.cc