G4ITNavigator1 Class Reference

#include <G4ITNavigator1.hh>

Data Structures
struct	G4SaveNavigatorState

Public Member Functions
void	Activate (G4bool flag)
void	CheckMode (G4bool mode)
G4double	CheckNextStep (const G4ThreeVector &pGlobalPoint, const G4ThreeVector &pDirection, const G4double pCurrentProposedStepLength, G4double &pNewSafety)
virtual G4double	ComputeSafety (const G4ThreeVector &globalpoint, const G4double pProposedMaxLength=DBL_MAX, const G4bool keepState=true)
virtual G4double	ComputeStep (const G4ThreeVector &pGlobalPoint, const G4ThreeVector &pDirection, const G4double pCurrentProposedStepLength, G4double &pNewSafety)
G4GRSSolid *	CreateGRSSolid () const
G4GRSVolume *	CreateGRSVolume () const
G4TouchableHistory *	CreateTouchableHistory () const
G4TouchableHistory *	CreateTouchableHistory (const G4NavigationHistory *) const
virtual G4TouchableHistoryHandle	CreateTouchableHistoryHandle () const
void	EnableBestSafety (G4bool value=false)
G4bool	EnteredDaughterVolume () const
G4bool	ExitedMotherVolume () const
	G4ITNavigator1 ()
G4ThreeVector	GetCurrentLocalCoordinate () const
virtual G4ThreeVector	GetGlobalExitNormal (const G4ThreeVector &point, G4bool *valid)
const G4AffineTransform &	GetGlobalToLocalTransform () const
virtual G4ThreeVector	GetLocalExitNormal (G4bool *valid)
virtual G4ThreeVector	GetLocalExitNormalAndCheck (const G4ThreeVector &point, G4bool *valid)
const G4AffineTransform	GetLocalToGlobalTransform () const
G4AffineTransform	GetMotherToDaughterTransform (G4VPhysicalVolume *dVolume, G4int dReplicaNo, EVolume dVolumeType)
G4ITNavigatorState_Lock1 *	GetNavigatorState ()
G4int	GetVerboseLevel () const
G4VPhysicalVolume *	GetWorldVolume () const
G4bool	IsActive () const
G4bool	IsCheckModeActive () const
virtual G4VPhysicalVolume *	LocateGlobalPointAndSetup (const G4ThreeVector &point, const G4ThreeVector *direction=0, const G4bool pRelativeSearch=true, const G4bool ignoreDirection=true)
void	LocateGlobalPointAndUpdateTouchable (const G4ThreeVector &position, const G4ThreeVector &direction, G4VTouchable *touchableToUpdate, const G4bool RelativeSearch=true)
void	LocateGlobalPointAndUpdateTouchable (const G4ThreeVector &position, G4VTouchable *touchableToUpdate, const G4bool RelativeSearch=true)
void	LocateGlobalPointAndUpdateTouchableHandle (const G4ThreeVector &position, const G4ThreeVector &direction, G4TouchableHandle &oldTouchableToUpdate, const G4bool RelativeSearch=true)
virtual void	LocateGlobalPointWithinVolume (const G4ThreeVector &position)
G4RotationMatrix	NetRotation () const
G4ThreeVector	NetTranslation () const
void	NewNavigatorState ()
void	PrintState () const
virtual G4VPhysicalVolume *	ResetHierarchyAndLocate (const G4ThreeVector &point, const G4ThreeVector &direction, const G4TouchableHistory &h)
void	ResetStackAndState ()
virtual void	ResetState ()
void	RestoreSavedState ()
void	SetGeometricallyLimitedStep ()
void	SetNavigatorState (G4ITNavigatorState_Lock1 *)
void	SetPushVerbosity (G4bool mode)
void	SetSavedState ()
void	SetVerboseLevel (G4int level)
void	SetWorldVolume (G4VPhysicalVolume *pWorld)
G4int	SeverityOfZeroStepping (G4int *noZeroSteps) const
virtual	~G4ITNavigator1 ()

Static Public Attributes
static const G4int	fMaxNav = 8

Protected Member Functions
EVolume	CharacteriseDaughters (const G4LogicalVolume *pLog) const
G4ThreeVector	ComputeLocalAxis (const G4ThreeVector &pVec) const
G4ThreeVector	ComputeLocalPoint (const G4ThreeVector &rGlobPoint) const
G4int	GetDaughtersRegularStructureId (const G4LogicalVolume *pLog) const
virtual void	SetupHierarchy ()
EVolume	VolumeType (const G4VPhysicalVolume *pVol) const

Protected Attributes
G4bool	fEnteredDaughter
G4bool	fExitedMother
G4NavigationHistory	fHistory
G4ThreeVector	fLastStepEndPointLocal
G4ThreeVector	fStepEndPoint
G4int	fVerbose
G4bool	fWasLimitedByGeometry
G4double	kCarTolerance

Private Member Functions
void	ComputeStepLog (const G4ThreeVector &pGlobalpoint, G4double moveLenSq) const
	G4ITNavigator1 (const G4ITNavigator1 &)
G4ITNavigator1 &	operator= (const G4ITNavigator1 &)

Private Attributes
G4int	fAbandonThreshold_NoZeroSteps
G4int	fActionThreshold_NoZeroSteps
G4bool	fActive
G4VPhysicalVolume *	fBlockedPhysicalVolume
G4int	fBlockedReplicaNo
G4bool	fCalculatedExitNormal
G4bool	fChangedGrandMotherRefFrame
G4bool	fCheck
G4bool	fEntering
G4bool	fExiting
G4ThreeVector	fExitNormal
G4ThreeVector	fExitNormalGlobalFrame
G4ThreeVector	fGrandMotherExitNormal
G4ThreeVector	fLastLocatedPointLocal
G4bool	fLastStepWasZero
G4bool	fLastTriedStepComputation
G4bool	fLocatedOnEdge
G4bool	fLocatedOutsideWorld
G4NormalNavigation	fnormalNav
G4int	fNumberZeroSteps
G4ParameterisedNavigation	fparamNav
G4double	fPreviousSafety
G4ThreeVector	fPreviousSftOrigin
G4SaveNavigatorState *	fpSaveState
G4bool	fPushed
G4VoxelSafety *	fpVoxelSafety
G4RegularNavigation	fregularNav
G4ReplicaNavigation	freplicaNav
G4VPhysicalVolume *	fTopPhysical
G4bool	fValidExitNormal
G4VoxelNavigation	fvoxelNav
G4bool	fWarnPush

Friends
std::ostream &	operator<< (std::ostream &os, const G4ITNavigator1 &n)

Detailed Description

Definition at line 90 of file G4ITNavigator1.hh.

Constructor & Destructor Documentation

G4ITNavigator1() [1/2]

G4ITNavigator1::G4ITNavigator1

(

)

Definition at line 59 of file G4ITNavigator1.cc.

  : fWasLimitedByGeometry(false), fVerbose(0),
    fTopPhysical(0), fCheck(false), fPushed(false), fWarnPush(true)
{
  fActive= false; 
  fLastTriedStepComputation= false;
 
  ResetStackAndState();
    // Initialises also all 
    // - exit / entry flags
    // - flags & variables for exit normals
    // - zero step counters
    // - blocked volume 
 
  fActionThreshold_NoZeroSteps  = 10; 
  fAbandonThreshold_NoZeroSteps = 25; 
 
  kCarTolerance = G4GeometryTolerance::GetInstance()->GetSurfaceTolerance();
  fregularNav.SetNormalNavigation( &fnormalNav );
 
  fStepEndPoint = G4ThreeVector( kInfinity, kInfinity, kInfinity ); 
  fLastStepEndPointLocal = G4ThreeVector( kInfinity, kInfinity, kInfinity ); 
 
  fpVoxelSafety= new G4VoxelSafety();
  fpSaveState = 0;
 
  // this->SetVerboseLevel(3);
  // this->CheckMode(true);
}

References fAbandonThreshold_NoZeroSteps, fActionThreshold_NoZeroSteps, fActive, fLastStepEndPointLocal, fLastTriedStepComputation, fnormalNav, fpSaveState, fpVoxelSafety, fregularNav, fStepEndPoint, G4GeometryTolerance::GetInstance(), G4GeometryTolerance::GetSurfaceTolerance(), kCarTolerance, kInfinity, ResetStackAndState(), and G4RegularNavigation::SetNormalNavigation().

~G4ITNavigator1()

G4ITNavigator1::~G4ITNavigator1 ( )

virtual

Definition at line 123 of file G4ITNavigator1.cc.

{ delete fpVoxelSafety; }

References fpVoxelSafety.

G4ITNavigator1() [2/2]

G4ITNavigator1::G4ITNavigator1 ( const G4ITNavigator1 &  )

private

Member Function Documentation

Activate()

void G4ITNavigator1::Activate ( G4bool  flag )

inline

CharacteriseDaughters()

EVolume G4ITNavigator1::CharacteriseDaughters ( const G4LogicalVolume *  pLog ) const

inlineprotected

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), and LocateGlobalPointWithinVolume().

CheckMode()

void G4ITNavigator1::CheckMode ( G4bool  mode )

inline

CheckNextStep()

G4double G4ITNavigator1::CheckNextStep	(	const G4ThreeVector &	pGlobalPoint,
		const G4ThreeVector &	pDirection,
		const G4double	pCurrentProposedStepLength,
		G4double &	pNewSafety
	)

Definition at line 1248 of file G4ITNavigator1.cc.

{
  G4double step;
 
  // Save the state, for this parasitic call
  //
  SetSavedState();
 
  step = ComputeStep ( pGlobalpoint, 
                       pDirection,
                       pCurrentProposedStepLength, 
                       pNewSafety ); 
 
  // If a parasitic call, then attempt to restore the key parts of the state
  //
  RestoreSavedState(); 
 
  return step; 
}

References ComputeStep(), RestoreSavedState(), and SetSavedState().

ComputeLocalAxis()

G4ThreeVector G4ITNavigator1::ComputeLocalAxis ( const G4ThreeVector &  pVec ) const

inlineprotected

Referenced by ComputeStep().

ComputeLocalPoint()

G4ThreeVector G4ITNavigator1::ComputeLocalPoint ( const G4ThreeVector &  rGlobPoint ) const

inlineprotected

Referenced by ComputeSafety(), ComputeStep(), and LocateGlobalPointWithinVolume().

ComputeSafety()

G4double G4ITNavigator1::ComputeSafety ( const G4ThreeVector &  globalpoint, const G4double  pProposedMaxLength = DBL_MAX, const G4bool  keepState = true  )

virtual

Definition at line 1721 of file G4ITNavigator1.cc.

{
  G4double newSafety = 0.0;
 
#ifdef G4DEBUG_NAVIGATION
  G4int oldcoutPrec = G4cout.precision(8);
  if( fVerbose > 0 )
  {
    G4cout << "*** G4ITNavigator1::ComputeSafety: ***" << G4endl
           << "    Called at point: " << pGlobalpoint << G4endl;
 
    G4VPhysicalVolume  *motherPhysical = fHistory.GetTopVolume();
    G4cout << "    Volume = " << motherPhysical->GetName() 
           << " - Maximum length = " << pMaxLength << G4endl; 
    if( fVerbose >= 4 )
    {
       G4cout << "    ----- Upon entering Compute Safety:" << G4endl;
       PrintState();
    }
  }
#endif
 
  if (keepState)  { SetSavedState(); }
 
  G4double distEndpointSq = (pGlobalpoint-fStepEndPoint).mag2(); 
  G4bool   stayedOnEndpoint  = distEndpointSq < kCarTolerance*kCarTolerance; 
  G4bool   endpointOnSurface = fEnteredDaughter || fExitedMother;
 
  if( !(endpointOnSurface && stayedOnEndpoint) )
  {
    // Pseudo-relocate to this point (updates voxel information only)
    //
    LocateGlobalPointWithinVolume( pGlobalpoint ); 
      // --->> DANGER: Side effects on sub-navigator voxel information <<---
      //       Could be replaced again by 'granular' calls to sub-navigator
      //       locates (similar side-effects, but faster.  
      //       Solutions:
      //        1) Re-locate (to where?)
      //        2) Insure that the methods using (G4ComputeStep?)
      //           does a relocation (if information is disturbed only ?)
 
#ifdef G4DEBUG_NAVIGATION
    if( fVerbose >= 2 )
    {
      G4cout << "  G4ITNavigator1::ComputeSafety() relocates-in-volume to point: "
             << pGlobalpoint << G4endl;
    }
#endif 
    G4VPhysicalVolume *motherPhysical = fHistory.GetTopVolume();
    G4LogicalVolume *motherLogical = motherPhysical->GetLogicalVolume();
    G4SmartVoxelHeader* pVoxelHeader = motherLogical->GetVoxelHeader();
    G4ThreeVector localPoint = ComputeLocalPoint(pGlobalpoint);
 
    if ( fHistory.GetTopVolumeType()!=kReplica )
    {
      switch(CharacteriseDaughters(motherLogical))
      {
        case kNormal:
          if ( pVoxelHeader )
          {
#ifdef G4NEW_SAFETY
            G4double safetyTwo = fpVoxelSafety->ComputeSafety(localPoint,
                                           *motherPhysical, pMaxLength);
            newSafety= safetyTwo;   // Faster and best available
#else
            G4double safetyOldVoxel;
            safetyOldVoxel =
              fvoxelNav.ComputeSafety(localPoint,fHistory,pMaxLength);
            newSafety= safetyOldVoxel;
#endif
          }
          else
          {
            newSafety=fnormalNav.ComputeSafety(localPoint,fHistory,pMaxLength);
          }
          break;
        case kParameterised:
          if( GetDaughtersRegularStructureId(motherLogical) != 1 )
          {
            newSafety=fparamNav.ComputeSafety(localPoint,fHistory,pMaxLength);
          }
          else  // Regular structure
          {
            newSafety=fregularNav.ComputeSafety(localPoint,fHistory,pMaxLength);
          }
          break;
        case kReplica:
          G4Exception("G4ITNavigator1::ComputeSafety()", "GeomNav0001",
                      FatalException, "Not applicable for replicated volumes.");
          break;
        case kExternal:
          G4Exception("G4ITNavigator1::ComputeSafety()",
                      "GeomNav0001", FatalException,
                      "Not applicable for external volumes.");
         break;
      }
    }
    else
    {
      newSafety = freplicaNav.ComputeSafety(pGlobalpoint, localPoint,
                                            fHistory, pMaxLength);
    }
  }
  else // if( endpointOnSurface && stayedOnEndpoint )
  {
#ifdef G4DEBUG_NAVIGATION
    if( fVerbose >= 2 )
    {
      G4cout << "    G4ITNavigator1::ComputeSafety() finds that point - "
             << pGlobalpoint << " - is on surface " << G4endl; 
      if( fEnteredDaughter ) { G4cout << "   entered new daughter volume"; }
      if( fExitedMother )    { G4cout << "   and exited previous volume."; }
      G4cout << G4endl;
      G4cout << " EndPoint was = " << fStepEndPoint << G4endl;
    } 
#endif
    newSafety = 0.0; 
  }
 
  // Remember last safety origin & value
  //
  fPreviousSftOrigin = pGlobalpoint;
  fPreviousSafety = newSafety; 
 
  if (keepState)  { RestoreSavedState(); }
 
#ifdef G4DEBUG_NAVIGATION
  if( fVerbose > 1 )
  {
    G4cout << "   ---- Exiting ComputeSafety  " << G4endl;
    if( fVerbose > 2 )  { PrintState(); }
    G4cout << "    Returned value of Safety = " << newSafety << G4endl;
  }
  G4cout.precision(oldcoutPrec);
#endif
 
  return newSafety;
}

References CharacteriseDaughters(), ComputeLocalPoint(), G4NormalNavigation::ComputeSafety(), G4VoxelNavigation::ComputeSafety(), G4ReplicaNavigation::ComputeSafety(), G4ParameterisedNavigation::ComputeSafety(), G4RegularNavigation::ComputeSafety(), G4VoxelSafety::ComputeSafety(), FatalException, fEnteredDaughter, fExitedMother, fHistory, fnormalNav, fparamNav, fPreviousSafety, fPreviousSftOrigin, fpVoxelSafety, fregularNav, freplicaNav, fStepEndPoint, fVerbose, fvoxelNav, G4cout, G4endl, G4Exception(), GetDaughtersRegularStructureId(), G4VPhysicalVolume::GetLogicalVolume(), G4VPhysicalVolume::GetName(), G4NavigationHistory::GetTopVolume(), G4NavigationHistory::GetTopVolumeType(), G4LogicalVolume::GetVoxelHeader(), kCarTolerance, kExternal, kNormal, kParameterised, kReplica, LocateGlobalPointWithinVolume(), PrintState(), RestoreSavedState(), and SetSavedState().

ComputeStep()

G4double G4ITNavigator1::ComputeStep ( const G4ThreeVector &  pGlobalPoint, const G4ThreeVector &  pDirection, const G4double  pCurrentProposedStepLength, G4double &  pNewSafety  )

virtual

Definition at line 801 of file G4ITNavigator1.cc.

{
  G4ThreeVector localDirection = ComputeLocalAxis(pDirection);
  G4double Step = kInfinity;
  G4VPhysicalVolume  *motherPhysical = fHistory.GetTopVolume();
  G4LogicalVolume *motherLogical = motherPhysical->GetLogicalVolume();
 
  // All state relating to exiting normals must be reset
  //
  fExitNormalGlobalFrame= G4ThreeVector( 0., 0., 0.);
    // Reset value - to erase its memory
  fChangedGrandMotherRefFrame= false;
    // Reset - used for local exit normal
  fGrandMotherExitNormal= G4ThreeVector( 0., 0., 0.); 
  fCalculatedExitNormal  = false;
    // Reset for new step
 
  static G4ThreadLocal G4int sNavCScalls=0;
  sNavCScalls++;
 
  fLastTriedStepComputation= true; 
 
#ifdef G4VERBOSE
  if( fVerbose > 0 )
  {
    G4cout << "*** G4ITNavigator1::ComputeStep: ***" << G4endl;
    G4cout << "    Volume = " << motherPhysical->GetName() 
           << " - Proposed step length = " << pCurrentProposedStepLength
           << G4endl; 
#ifdef G4DEBUG_NAVIGATION
    if( fVerbose >= 2 )
    {
      G4cout << "  Called with the arguments: " << G4endl
             << "  Globalpoint = " << std::setw(25) << pGlobalpoint << G4endl
             << "  Direction   = " << std::setw(25) << pDirection << G4endl;
      if( fVerbose >= 4 )
      {
        G4cout << "  ---- Upon entering : State" << G4endl;
        PrintState();
      }
    }
#endif
  }
#endif
 
  G4ThreeVector newLocalPoint = ComputeLocalPoint(pGlobalpoint);
  if( newLocalPoint != fLastLocatedPointLocal )
  {
    // Check whether the relocation is within safety
    //
    G4ThreeVector oldLocalPoint = fLastLocatedPointLocal;
    G4double moveLenSq = (newLocalPoint-oldLocalPoint).mag2();
 
    if ( moveLenSq >= kCarTolerance*kCarTolerance )
    {
#ifdef G4VERBOSE
      ComputeStepLog(pGlobalpoint, moveLenSq);
#endif
      // Relocate the point within the same volume
      //
      LocateGlobalPointWithinVolume( pGlobalpoint );
      fLastTriedStepComputation= true;     // Ensure that this is set again !!
    }
  }
  if ( fHistory.GetTopVolumeType()!=kReplica )
  {
    switch( CharacteriseDaughters(motherLogical) )
    {
      case kNormal:
        if ( motherLogical->GetVoxelHeader() )
        {
          Step = fvoxelNav.ComputeStep(fLastLocatedPointLocal,
                                       localDirection,
                                       pCurrentProposedStepLength,
                                       pNewSafety,
                                       fHistory,
                                       fValidExitNormal,
                                       fExitNormal,
                                       fExiting,
                                       fEntering,
                                       &fBlockedPhysicalVolume,
                                       fBlockedReplicaNo);
      
        }
        else
        {
          if( motherPhysical->GetRegularStructureId() == 0 )
          {
            Step = fnormalNav.ComputeStep(fLastLocatedPointLocal,
                                          localDirection,
                                          pCurrentProposedStepLength,
                                          pNewSafety,
                                          fHistory,
                                          fValidExitNormal,
                                          fExitNormal,
                                          fExiting,
                                          fEntering,
                                          &fBlockedPhysicalVolume,
                                          fBlockedReplicaNo);
          }
          else  // Regular (non-voxelised) structure
          {
            LocateGlobalPointAndSetup( pGlobalpoint, &pDirection, true, true );
            fLastTriedStepComputation= true; // Ensure that this is set again !!
            //
            // if physical process limits the step, the voxel will not be the
            // one given by ComputeStepSkippingEqualMaterials() and the local
            // point will be wrongly calculated.
 
            // There is a problem: when msc limits the step and the point is
            // assigned wrongly to phantom in previous step (while it is out
            // of the container volume). Then LocateGlobalPointAndSetup() has
            // reset the history topvolume to world.
            //
            if(fHistory.GetTopVolume()->GetRegularStructureId() == 0 )
            { 
              G4Exception("G4ITNavigator1::ComputeStep()",
                          "GeomNav1001", JustWarning,
                "Point is relocated in voxels, while it should be outside!");
              Step = fnormalNav.ComputeStep(fLastLocatedPointLocal,
                                            localDirection,
                                            pCurrentProposedStepLength,
                                            pNewSafety,
                                            fHistory,
                                            fValidExitNormal,
                                            fExitNormal,
                                            fExiting,
                                            fEntering,
                                            &fBlockedPhysicalVolume,
                                            fBlockedReplicaNo);
            }
            else
            {
              Step = fregularNav.
                   ComputeStepSkippingEqualMaterials(fLastLocatedPointLocal,
                                                     localDirection,
                                                     pCurrentProposedStepLength,
                                                     pNewSafety,
                                                     fHistory,
                                                     fValidExitNormal,
                                                     fExitNormal,
                                                     fExiting,
                                                     fEntering,
                                                     &fBlockedPhysicalVolume,
                                                     fBlockedReplicaNo,
                                                     motherPhysical);
            }
          }
        }
        break;
      case kParameterised:
        if( GetDaughtersRegularStructureId(motherLogical) != 1 )
        {
          Step = fparamNav.ComputeStep(fLastLocatedPointLocal,
                                       localDirection,
                                       pCurrentProposedStepLength,
                                       pNewSafety,
                                       fHistory,
                                       fValidExitNormal,
                                       fExitNormal,
                                       fExiting,
                                       fEntering,
                                       &fBlockedPhysicalVolume,
                                       fBlockedReplicaNo);
        }
        else  // Regular structure
        {
          Step = fregularNav.ComputeStep(fLastLocatedPointLocal,
                                         localDirection,
                                         pCurrentProposedStepLength,
                                         pNewSafety,
                                         fHistory,
                                         fValidExitNormal,
                                         fExitNormal,
                                         fExiting,
                                         fEntering,
                                         &fBlockedPhysicalVolume,
                                         fBlockedReplicaNo);
        }
        break;
      case kReplica:
        G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav0001",
                    FatalException, "Not applicable for replicated volumes.");
        break;
      case kExternal:
        G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav0001",
                    FatalException, "Not applicable for external volumes.");
        break;
    }
  }
  else
  {
    // In the case of a replica, it must handle the exiting
    // edge/corner problem by itself
    //
    G4bool exitingReplica = fExitedMother;
    G4bool calculatedExitNormal= false;
    
    Step = freplicaNav.ComputeStep(pGlobalpoint,
                                   pDirection,
                                   fLastLocatedPointLocal,
                                   localDirection,
                                   pCurrentProposedStepLength,
                                   pNewSafety,
                                   fHistory,
                                   fValidExitNormal,
                                   calculatedExitNormal,
                                   fExitNormal,
                                   exitingReplica,
                                   fEntering,
                                   &fBlockedPhysicalVolume,
                                   fBlockedReplicaNo);
    fExiting= exitingReplica;                          
    fCalculatedExitNormal= calculatedExitNormal;
  }
 
  // Remember last safety origin & value.
  //
  fPreviousSftOrigin = pGlobalpoint;
  fPreviousSafety = pNewSafety; 
 
  // Count zero steps - one can occur due to changing momentum at a boundary
  //                  - one, two (or a few) can occur at common edges between
  //                    volumes
  //                  - more than two is likely a problem in the geometry
  //                    description or the Navigation 
 
  // Rule of thumb: likely at an Edge if two consecutive steps are zero,
  //                because at least two candidate volumes must have been
  //                checked
  //
  fLocatedOnEdge   = fLastStepWasZero && (Step==0.0);
  fLastStepWasZero = (Step==0.0);
  if (fPushed)  { fPushed = fLastStepWasZero; }
 
  // Handle large number of consecutive zero steps
  //
  if ( fLastStepWasZero )
  {
    fNumberZeroSteps++;
#ifdef G4DEBUG_NAVIGATION
    if( fNumberZeroSteps > 1 )
    {
       G4cout << "G4ITNavigator1::ComputeStep(): another zero step, # "
              << fNumberZeroSteps
              << " at " << pGlobalpoint
              << " in volume " << motherPhysical->GetName()
              << " nav-comp-step calls # " << sNavCScalls
              << G4endl;
    }
#endif
    if( fNumberZeroSteps > fActionThreshold_NoZeroSteps-1 )
    {
       // Act to recover this stuck track. Pushing it along direction
       //
       Step += 100*kCarTolerance;
#ifdef G4VERBOSE
       if ((!fPushed) && (fWarnPush))
       {
         std::ostringstream message;
         message << "Track stuck or not moving." << G4endl
                 << "          Track stuck, not moving for " 
                 << fNumberZeroSteps << " steps" << G4endl
                 << "          in volume -" << motherPhysical->GetName()
                 << "- at point " << pGlobalpoint << G4endl
                 << "          direction: " << pDirection << "." << G4endl
                 << "          Potential geometry or navigation problem !"
                 << G4endl
                 << "          Trying pushing it of " << Step << " mm ...";
         G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav1002",
                     JustWarning, message, "Potential overlap in geometry!");
       }
#endif
       fPushed = true;
    }
    if( fNumberZeroSteps > fAbandonThreshold_NoZeroSteps-1 )
    {
      // Must kill this stuck track
      //
      std::ostringstream message;
      message << "Stuck Track: potential geometry or navigation problem."
              << G4endl
              << "        Track stuck, not moving for " 
              << fNumberZeroSteps << " steps" << G4endl
              << "        in volume -" << motherPhysical->GetName()
              << "- at point " << pGlobalpoint << G4endl
              << "        direction: " << pDirection << ".";
      motherPhysical->CheckOverlaps(5000, false);
      G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav0003",
                  EventMustBeAborted, message);
    }
  }
  else
  {
    if (!fPushed)  fNumberZeroSteps = 0;
  }
 
  fEnteredDaughter = fEntering;   // I expect to enter a volume in this Step
  fExitedMother = fExiting;
 
  fStepEndPoint = pGlobalpoint + Step * pDirection; 
  fLastStepEndPointLocal = fLastLocatedPointLocal + Step * localDirection; 
 
  if( fExiting )
  {
#ifdef G4DEBUG_NAVIGATION
    if( fVerbose > 2 )
    { 
      G4cout << " At G4Nav CompStep End - if(exiting) - fExiting= " << fExiting 
             << " fValidExitNormal = " << fValidExitNormal  << G4endl;
      G4cout << " fExitNormal= " << fExitNormal << G4endl;
    }
#endif
 
    if(fValidExitNormal || fCalculatedExitNormal)
    {
      if (  fHistory.GetTopVolumeType()!=kReplica )
      {
        // Convention: fExitNormal is in the 'grand-mother' coordinate system
        //
        fGrandMotherExitNormal= fExitNormal;
        fCalculatedExitNormal= true;
      }
      else
      {
        fGrandMotherExitNormal = fExitNormal;
      }
    }
    else
    {  
      // We must calculate the normal anyway (in order to have it if requested)
      //
      G4ThreeVector finalLocalPoint =
            fLastLocatedPointLocal + localDirection*Step;
 
      if (  fHistory.GetTopVolumeType()!=kReplica )
      {
        // Find normal in the 'mother' coordinate system
        //
        G4ThreeVector exitNormalMotherFrame=
           motherLogical->GetSolid()->SurfaceNormal(finalLocalPoint);
        
        // Transform it to the 'grand-mother' coordinate system
        //
        const G4RotationMatrix* mRot = motherPhysical->GetRotation();
        if( mRot )
        {
          fChangedGrandMotherRefFrame= true;           
          fGrandMotherExitNormal = (*mRot).inverse() * exitNormalMotherFrame;
        }
        else
        {
          fGrandMotherExitNormal = exitNormalMotherFrame;
        }
 
        // Do not set fValidExitNormal -- this signifies
        // that the solid is convex!
        //
        fCalculatedExitNormal= true;
      }
      else
      {
        fCalculatedExitNormal = false;
        //
        // Nothing can be done at this stage currently - to solve this
        // Replica Navigation must have calculated the normal for this case
        // already.
        // Cases: mother is not convex, and exit is at previous replica level
 
#ifdef G4DEBUG_NAVIGATION
        G4ExceptionDescription desc;
 
        desc << "Problem in ComputeStep:  Replica Navigation did not provide"
             << " valid exit Normal. " << G4endl;
        desc << " Do not know how calculate it in this case." << G4endl;
        desc << "  Location    = " << finalLocalPoint << G4endl;
        desc << "  Volume name = " << motherPhysical->GetName()
             << "  copy/replica No = " << motherPhysical->GetCopyNo() << G4endl;
        G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav0003",
                    JustWarning, desc, "Normal not available for exiting.");
#endif
      }
    }
 
    // Now transform it to the global reference frame !!
    //
    if( fValidExitNormal || fCalculatedExitNormal )
    {
      G4int depth= fHistory.GetDepth();
      if( depth > 0 )
      {
        G4AffineTransform GrandMotherToGlobalTransf =
          fHistory.GetTransform(depth-1).Inverse();
        fExitNormalGlobalFrame =
          GrandMotherToGlobalTransf.TransformAxis( fGrandMotherExitNormal );
      }
      else
      {
        fExitNormalGlobalFrame= fGrandMotherExitNormal;
      }
    }
    else
    {
      fExitNormalGlobalFrame= G4ThreeVector( 0., 0., 0.);
    }
  }
  fStepEndPoint= pGlobalpoint+Step*pDirection; 
 
  if( (Step == pCurrentProposedStepLength) && (!fExiting) && (!fEntering) )
  {
    // This if Step is not really limited by the geometry.
    // The Navigator is obliged to return "infinity"
    //
    Step = kInfinity;
  }
 
#ifdef G4VERBOSE
  if( fVerbose > 1 )
  {
    if( fVerbose >= 4 )
    {
      G4cout << "    ----- Upon exiting :" << G4endl;
      PrintState();
    }
    G4cout << "  Returned step= " << Step;
    if( fVerbose > 5 )   G4cout << G4endl;
    if( Step == kInfinity )
    {
       G4cout << " Requested step= " << pCurrentProposedStepLength ;
       if( fVerbose > 5) G4cout << G4endl;
    }
    G4cout << "  Safety = " << pNewSafety << G4endl;
  }
#endif
 
  return Step;
}

References CharacteriseDaughters(), G4VPhysicalVolume::CheckOverlaps(), ComputeLocalAxis(), ComputeLocalPoint(), G4ParameterisedNavigation::ComputeStep(), G4RegularNavigation::ComputeStep(), G4VoxelNavigation::ComputeStep(), G4ReplicaNavigation::ComputeStep(), G4NormalNavigation::ComputeStep(), ComputeStepLog(), EventMustBeAborted, fAbandonThreshold_NoZeroSteps, fActionThreshold_NoZeroSteps, FatalException, fBlockedPhysicalVolume, fBlockedReplicaNo, fCalculatedExitNormal, fChangedGrandMotherRefFrame, fEnteredDaughter, fEntering, fExitedMother, fExiting, fExitNormal, fExitNormalGlobalFrame, fGrandMotherExitNormal, fHistory, fLastLocatedPointLocal, fLastStepEndPointLocal, fLastStepWasZero, fLastTriedStepComputation, fLocatedOnEdge, fnormalNav, fNumberZeroSteps, fparamNav, fPreviousSafety, fPreviousSftOrigin, fPushed, fregularNav, freplicaNav, fStepEndPoint, fValidExitNormal, fVerbose, fvoxelNav, fWarnPush, G4cout, G4endl, G4Exception(), G4ThreadLocal, G4VPhysicalVolume::GetCopyNo(), GetDaughtersRegularStructureId(), G4NavigationHistory::GetDepth(), G4VPhysicalVolume::GetLogicalVolume(), G4VPhysicalVolume::GetName(), G4VPhysicalVolume::GetRegularStructureId(), G4VPhysicalVolume::GetRotation(), G4LogicalVolume::GetSolid(), G4NavigationHistory::GetTopVolume(), G4NavigationHistory::GetTopVolumeType(), G4NavigationHistory::GetTransform(), G4LogicalVolume::GetVoxelHeader(), G4AffineTransform::Inverse(), JustWarning, kCarTolerance, kExternal, kInfinity, kNormal, kParameterised, kReplica, LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), G4VSolid::SurfaceNormal(), and G4AffineTransform::TransformAxis().

Referenced by CheckNextStep().

ComputeStepLog()

void G4ITNavigator1::ComputeStepLog ( const G4ThreeVector &  pGlobalpoint, G4double  moveLenSq  ) const

private

Definition at line 1938 of file G4ITNavigator1.cc.

{
  //  The following checks only make sense if the move is larger
  //  than the tolerance.
 
  static const G4double fAccuracyForWarning   = kCarTolerance,
                        fAccuracyForException = 1000*kCarTolerance;
 
  G4ThreeVector OriginalGlobalpoint = fHistory.GetTopTransform().Inverse().
                                      TransformPoint(fLastLocatedPointLocal); 
 
  G4double shiftOriginSafSq = (fPreviousSftOrigin-pGlobalpoint).mag2();
 
  // Check that the starting point of this step is 
  // within the isotropic safety sphere of the last point
  // to a accuracy/precision  given by fAccuracyForWarning.
  //   If so give warning.
  //   If it fails by more than fAccuracyForException exit with error.
  //
  if( shiftOriginSafSq >= sqr(fPreviousSafety) )
  {
    G4double shiftOrigin = std::sqrt(shiftOriginSafSq);
    G4double diffShiftSaf = shiftOrigin - fPreviousSafety;
 
    if( diffShiftSaf > fAccuracyForWarning )
    {
      G4int oldcoutPrec= G4cout.precision(8);
      G4int oldcerrPrec= G4cerr.precision(10);
      std::ostringstream message, suggestion;
      message << "Accuracy error or slightly inaccurate position shift."
              << G4endl
              << "     The Step's starting point has moved " 
              << std::sqrt(moveLenSq)/mm << " mm " << G4endl
              << "     since the last call to a Locate method." << G4endl
              << "     This has resulted in moving " 
              << shiftOrigin/mm << " mm " 
              << " from the last point at which the safety " 
              << "     was calculated " << G4endl
              << "     which is more than the computed safety= " 
              << fPreviousSafety/mm << " mm  at that point." << G4endl
              << "     This difference is " 
              << diffShiftSaf/mm << " mm." << G4endl
              << "     The tolerated accuracy is "
              << fAccuracyForException/mm << " mm.";
 
      suggestion << " ";
      static G4ThreadLocal G4int warnNow = 0;
      if( ((++warnNow % 100) == 1) )
      {
        message << G4endl
               << "  This problem can be due to either " << G4endl
               << "    - a process that has proposed a displacement"
               << " larger than the current safety , or" << G4endl
               << "    - inaccuracy in the computation of the safety";
        suggestion << "We suggest that you " << G4endl
                   << "   - find i) what particle is being tracked, and "
                   << " ii) through what part of your geometry " << G4endl
                   << "      for example by re-running this event with "
                   << G4endl
                   << "         /tracking/verbose 1 "  << G4endl
                   << "    - check which processes you declare for"
                   << " this particle (and look at non-standard ones)"
                   << G4endl
                   << "   - in case, create a detailed logfile"
                   << " of this event using:" << G4endl
                   << "         /tracking/verbose 6 ";
      }
      G4Exception("G4ITNavigator1::ComputeStep()",
                  "GeomNav1002", JustWarning,
                  message, G4String(suggestion.str()));
      G4cout.precision(oldcoutPrec);
      G4cerr.precision(oldcerrPrec);
    }
#ifdef G4DEBUG_NAVIGATION
    else
    {
      G4cerr << "WARNING - G4ITNavigator1::ComputeStep()" << G4endl
             << "          The Step's starting point has moved "
             << std::sqrt(moveLenSq) << "," << G4endl
             << "          which has taken it to the limit of"
             << " the current safety. " << G4endl;
    }
#endif
  }
  G4double safetyPlus = fPreviousSafety + fAccuracyForException;
  if ( shiftOriginSafSq > sqr(safetyPlus) )
  {
    std::ostringstream message;
    message << "May lead to a crash or unreliable results." << G4endl
            << "        Position has shifted considerably without"
            << " notifying the navigator !" << G4endl
            << "        Tolerated safety: " << safetyPlus << G4endl
            << "        Computed shift  : " << shiftOriginSafSq;
    G4Exception("G4ITNavigator1::ComputeStep()", "GeomNav1002",
                JustWarning, message);
  }
}

References fHistory, fLastLocatedPointLocal, fPreviousSafety, fPreviousSftOrigin, G4cerr, G4cout, G4endl, G4Exception(), G4ThreadLocal, G4NavigationHistory::GetTopTransform(), G4AffineTransform::Inverse(), JustWarning, kCarTolerance, mm, and sqr().

Referenced by ComputeStep().

CreateGRSSolid()

G4GRSSolid * G4ITNavigator1::CreateGRSSolid ( ) const

inline

CreateGRSVolume()

G4GRSVolume * G4ITNavigator1::CreateGRSVolume ( ) const

inline

CreateTouchableHistory() [1/2]

G4TouchableHistory * G4ITNavigator1::CreateTouchableHistory ( ) const

inline

Referenced by CreateTouchableHistoryHandle().

CreateTouchableHistory() [2/2]

G4TouchableHistory * G4ITNavigator1::CreateTouchableHistory ( const G4NavigationHistory *  ) const

inline

CreateTouchableHistoryHandle()

G4TouchableHistoryHandle G4ITNavigator1::CreateTouchableHistoryHandle ( ) const

virtual

Definition at line 1866 of file G4ITNavigator1.cc.

{
  return G4TouchableHistoryHandle( CreateTouchableHistory() );
}

References CreateTouchableHistory().

EnableBestSafety()

void G4ITNavigator1::EnableBestSafety ( G4bool  value = false )

inline

EnteredDaughterVolume()

G4bool G4ITNavigator1::EnteredDaughterVolume ( ) const

inline

Referenced by GetLocalExitNormal().

ExitedMotherVolume()

G4bool G4ITNavigator1::ExitedMotherVolume ( ) const

inline

GetCurrentLocalCoordinate()

G4ThreeVector G4ITNavigator1::GetCurrentLocalCoordinate ( ) const

inline

GetDaughtersRegularStructureId()

G4int G4ITNavigator1::GetDaughtersRegularStructureId ( const G4LogicalVolume *  pLog ) const

inlineprotected

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), and LocateGlobalPointWithinVolume().

GetGlobalExitNormal()

G4ThreeVector G4ITNavigator1::GetGlobalExitNormal ( const G4ThreeVector &  point, G4bool *  valid  )

virtual

Definition at line 1619 of file G4ITNavigator1.cc.

{
  G4bool         validNormal;
  G4ThreeVector  localNormal, globalNormal;
 
  if( fLastTriedStepComputation && fExiting )  
  {
    // This was computed in ComputeStep -- and only on arrival at boundary
    //
    globalNormal = fExitNormalGlobalFrame; 
    *pNormalCalculated = true; // ComputeStep always computes it if Exiting
                               // (fExiting==true)
  }
  else
  {
    localNormal = GetLocalExitNormalAndCheck(IntersectPointGlobal,&validNormal);
    *pNormalCalculated = fCalculatedExitNormal;
 
#ifdef G4DEBUG_NAVIGATION
    if( (!validNormal) && !fCalculatedExitNormal)
    {
      G4ExceptionDescription edN;
      edN << "  Calculated = " << fCalculatedExitNormal << G4endl;
      edN << "   Entering= "  << fEntering << G4endl;
      G4int oldVerbose= this->GetVerboseLevel();
      this->SetVerboseLevel(4);
      edN << "   State of Navigator: " << G4endl;
      edN << *this << G4endl;
      this->SetVerboseLevel( oldVerbose );
       
      G4Exception("G4ITNavigator1::GetGlobalExitNormal()",
                  "GeomNav0003", JustWarning, edN,
                  "LocalExitNormalAndCheck() did not calculate Normal.");
     }
#endif
     
     G4double localMag2= localNormal.mag2();
     if( validNormal && (std::fabs(localMag2-1.0)) > CLHEP::perMillion )
     {
       G4ExceptionDescription edN;
 
       edN << "G4ITNavigator1::GetGlobalExitNormal: "
           << "  Using Local Normal - from call to GetLocalExitNormalAndCheck. "
           << G4endl
           << "  Local  Exit Normal = " << localNormal  << " || = "
           << std::sqrt(localMag2) << G4endl
           << "  Global Exit Normal = " << globalNormal << " || = "
           << globalNormal.mag() << G4endl;
       edN << "  Calculated It      = " << fCalculatedExitNormal << G4endl;
 
       G4Exception("G4ITNavigator1::GetGlobalExitNormal()",
                   "GeomNav0003",JustWarning, edN,
                   "Value obtained from new local *solid* is incorrect.");
       localNormal = localNormal.unit(); // Should we correct it ??
     }
     G4AffineTransform localToGlobal = GetLocalToGlobalTransform();
     globalNormal = localToGlobal.TransformAxis( localNormal );
  }
 
#ifdef G4DEBUG_NAVIGATION
  // Temporary extra checks
  if( fLastTriedStepComputation && fExiting)
  {
    localNormal = GetLocalExitNormalAndCheck( IntersectPointGlobal, &validNormal);
    *pNormalCalculated = fCalculatedExitNormal;
 
    G4AffineTransform localToGlobal = GetLocalToGlobalTransform();
    globalNormal = localToGlobal.TransformAxis( localNormal );
    
    // Check the value computed against fExitNormalGlobalFrame
    G4ThreeVector diffNorm = globalNormal - fExitNormalGlobalFrame;
    if( diffNorm.mag2() > perMillion*CLHEP::perMillion)
    {
      G4ExceptionDescription edDfn;
      edDfn << "Found difference in normals in case of exiting mother "
            << "- when Get is called after ComputingStep " << G4endl;
      edDfn << "  Magnitude of diff =      " << diffNorm.mag() << G4endl;
      edDfn << "  Normal stored (Global)     = " << fExitNormalGlobalFrame
            << G4endl;
      edDfn << "  Global Computed from Local = " << globalNormal << G4endl;
      G4Exception("G4ITNavigator1::GetGlobalExitNormal()", "GeomNav0003",
                  JustWarning, edDfn);
    }
  }
#endif
   
  return globalNormal;
}

References fCalculatedExitNormal, fEntering, fExiting, fExitNormalGlobalFrame, fLastTriedStepComputation, G4endl, G4Exception(), GetLocalExitNormalAndCheck(), GetLocalToGlobalTransform(), GetVerboseLevel(), JustWarning, CLHEP::Hep3Vector::mag(), CLHEP::Hep3Vector::mag2(), CLHEP::perMillion, perMillion, SetVerboseLevel(), G4AffineTransform::TransformAxis(), and CLHEP::Hep3Vector::unit().

GetGlobalToLocalTransform()

const G4AffineTransform & G4ITNavigator1::GetGlobalToLocalTransform ( ) const

inline

Referenced by GetLocalExitNormalAndCheck().

GetLocalExitNormal()

G4ThreeVector G4ITNavigator1::GetLocalExitNormal ( G4bool *  valid )

virtual

Definition at line 1372 of file G4ITNavigator1.cc.

{
  G4ThreeVector    ExitNormal(0.,0.,0.);
  G4VSolid        *currentSolid=0;
  G4LogicalVolume *candidateLogical;
  if ( fLastTriedStepComputation ) 
  {
    // use fLastLocatedPointLocal and next candidate volume
    //
    G4ThreeVector nextSolidExitNormal(0.,0.,0.);
 
    if( fEntering && (fBlockedPhysicalVolume!=0) ) 
    { 
      candidateLogical= fBlockedPhysicalVolume->GetLogicalVolume();
      if( candidateLogical ) 
      {
        // fLastStepEndPointLocal is in the coordinates of the mother
        // we need it in the daughter's coordinate system.
 
        // The following code should also work in case of Replica
        {
          // First transform fLastLocatedPointLocal to the new daughter
          // coordinates
          //
          G4AffineTransform MotherToDaughterTransform=
            GetMotherToDaughterTransform( fBlockedPhysicalVolume, 
                                          fBlockedReplicaNo,
                                          VolumeType(fBlockedPhysicalVolume) ); 
          G4ThreeVector daughterPointOwnLocal= 
            MotherToDaughterTransform.TransformPoint( fLastStepEndPointLocal ); 
 
          // OK if it is a parameterised volume
          //
          EInside  inSideIt; 
          G4bool   onSurface;
          G4double safety= -1.0; 
          currentSolid= candidateLogical->GetSolid(); 
          inSideIt  =  currentSolid->Inside(daughterPointOwnLocal); 
          onSurface =  (inSideIt == kSurface); 
          if( ! onSurface ) 
          {
            if( inSideIt == kOutside )
            {
              safety = (currentSolid->DistanceToIn(daughterPointOwnLocal)); 
              onSurface = safety < 100.0 * kCarTolerance; 
            }
            else if (inSideIt == kInside )
            {
              safety = (currentSolid->DistanceToOut(daughterPointOwnLocal)); 
              onSurface = safety < 100.0 * kCarTolerance; 
            }
          }
 
          if( onSurface ) 
          {
            nextSolidExitNormal =
              currentSolid->SurfaceNormal(daughterPointOwnLocal); 
 
            // Entering the solid ==> opposite
            //
            ExitNormal = -nextSolidExitNormal;
            fCalculatedExitNormal= true;
          }
          else
          {
#ifdef G4VERBOSE
            if(( fVerbose == 1 ) && ( fCheck ))
            {
              std::ostringstream message;
              message << "Point not on surface ! " << G4endl
                      << "  Point           = "
                      << daughterPointOwnLocal << G4endl 
                      << "  Physical volume = "
                      << fBlockedPhysicalVolume->GetName() << G4endl
                      << "  Logical volume  = "
                      << candidateLogical->GetName() << G4endl
                      << "  Solid           = " << currentSolid->GetName() 
                      << "  Type            = "
                      << currentSolid->GetEntityType() << G4endl
                      << *currentSolid << G4endl;
              if( inSideIt == kOutside )
              { 
                message << "Point is Outside. " << G4endl
                        << "  Safety (from outside) = " << safety << G4endl;
              }
              else // if( inSideIt == kInside ) 
              {
                message << "Point is Inside. " << G4endl
                        << "  Safety (from inside) = " << safety << G4endl;              
              }
              G4Exception("G4ITNavigator1::GetLocalExitNormal()", "GeomNav1001",
                          JustWarning, message);
            }
#endif
          }
          *valid = onSurface;   //   was =true;
        }
      }
    }
    else if ( fExiting ) 
    {
      ExitNormal = fGrandMotherExitNormal;
      *valid = true;
      fCalculatedExitNormal= true;  // Should be true already
    }
    else  // i.e.  ( fBlockedPhysicalVolume == 0 )
    {
      *valid = false;
      G4Exception("G4ITNavigator1::GetLocalExitNormal()",
                  "GeomNav0003", JustWarning, 
                  "Incorrect call to GetLocalSurfaceNormal." );
    }
  }
  else //  ( ! fLastTriedStepComputation ) ie. last call was to Locate
  {
    if ( EnteredDaughterVolume() )
    {
      G4VSolid* daughterSolid =fHistory.GetTopVolume()->GetLogicalVolume()
                                                      ->GetSolid();
      ExitNormal= -(daughterSolid->SurfaceNormal(fLastLocatedPointLocal));
      if( std::fabs(ExitNormal.mag2()-1.0 ) > CLHEP::perMillion )
      {
        G4ExceptionDescription desc;
        desc << " Parameters of solid: " << *daughterSolid
             << " Point for surface = " << fLastLocatedPointLocal << std::endl;
        G4Exception("G4ITNavigator1::GetLocalExitNormal()",
                    "GeomNav0003", FatalException, desc,
                    "Surface Normal returned by Solid is not a Unit Vector." );
      }
      fCalculatedExitNormal= true;
      *valid = true;
    }
    else
    {
      if( fExitedMother )
      {
        ExitNormal = fGrandMotherExitNormal;
        *valid = true;
        fCalculatedExitNormal= true;
      }
      else  // We are not at a boundary. ExitNormal remains (0,0,0)
      { 
        *valid = false;
        fCalculatedExitNormal= false; 
        G4ExceptionDescription message; 
        message << "Function called when *NOT* at a Boundary." << G4endl;
        G4Exception("G4ITNavigator1::GetLocalExitNormal()",
                    "GeomNav0003", JustWarning, message); 
      }
    }
  }
  return ExitNormal;
}

References G4VSolid::DistanceToIn(), G4VSolid::DistanceToOut(), EnteredDaughterVolume(), FatalException, fBlockedPhysicalVolume, fBlockedReplicaNo, fCalculatedExitNormal, fCheck, fEntering, fExitedMother, fExiting, fGrandMotherExitNormal, fHistory, fLastLocatedPointLocal, fLastStepEndPointLocal, fLastTriedStepComputation, fVerbose, G4endl, G4Exception(), G4VSolid::GetEntityType(), G4VPhysicalVolume::GetLogicalVolume(), GetMotherToDaughterTransform(), G4LogicalVolume::GetName(), G4VPhysicalVolume::GetName(), G4VSolid::GetName(), G4LogicalVolume::GetSolid(), G4NavigationHistory::GetTopVolume(), G4VSolid::Inside(), JustWarning, kCarTolerance, kInside, kOutside, kSurface, CLHEP::Hep3Vector::mag2(), CLHEP::perMillion, G4VSolid::SurfaceNormal(), G4AffineTransform::TransformPoint(), and VolumeType().

Referenced by GetLocalExitNormalAndCheck().

GetLocalExitNormalAndCheck()

G4ThreeVector G4ITNavigator1::GetLocalExitNormalAndCheck ( const G4ThreeVector &  point, G4bool *  valid  )

virtual

Definition at line 1583 of file G4ITNavigator1.cc.

{
#ifdef G4DEBUG_NAVIGATION
  // Check Current point against expected 'local' value
  //
  if ( fLastTriedStepComputation ) 
  {
    G4ThreeVector ExpectedBoundaryPointLocal;
 
    const G4AffineTransform& GlobalToLocal= GetGlobalToLocalTransform(); 
    ExpectedBoundaryPointLocal =
      GlobalToLocal.TransformPoint( ExpectedBoundaryPointGlobal ); 
 
    // Add here:  Comparison against expected position,
    //            i.e. the endpoint of ComputeStep
  }
#endif
  
  return GetLocalExitNormal( pValid); 
}

References fLastTriedStepComputation, GetGlobalToLocalTransform(), GetLocalExitNormal(), and G4AffineTransform::TransformPoint().

Referenced by GetGlobalExitNormal().

GetLocalToGlobalTransform()

const G4AffineTransform G4ITNavigator1::GetLocalToGlobalTransform ( ) const

inline

Referenced by GetGlobalExitNormal().

GetMotherToDaughterTransform()

G4AffineTransform G4ITNavigator1::GetMotherToDaughterTransform	(	G4VPhysicalVolume *	dVolume,
		G4int	dReplicaNo,
		EVolume	dVolumeType
	)

Definition at line 1533 of file G4ITNavigator1.cc.

{
  switch (enteringVolumeType)
  {
    case kNormal:  // Nothing is needed to prepare the transformation
      break;       // It is stored already in the physical volume (placement)
    case kReplica: // Sets the transform in the Replica - tbc
      G4Exception("G4ITNavigator1::GetMotherToDaughterTransform()",
                  "GeomNav0001", FatalException,
                  "Method NOT Implemented yet for replica volumes.");
      break;
    case kParameterised:
      if( pEnteringPhysVol->GetRegularStructureId() == 0 )
      {
        G4VPVParameterisation *pParam =
          pEnteringPhysVol->GetParameterisation();
        G4VSolid* pSolid =
          pParam->ComputeSolid(enteringReplicaNo, pEnteringPhysVol);
        pSolid->ComputeDimensions(pParam, enteringReplicaNo, pEnteringPhysVol);
 
        // Sets the transform in the Parameterisation
        //
        pParam->ComputeTransformation(enteringReplicaNo, pEnteringPhysVol);
 
        // Set the correct solid and material in Logical Volume
        //
        G4LogicalVolume* pLogical = pEnteringPhysVol->GetLogicalVolume();
        pLogical->SetSolid( pSolid );
      }
      break;
      case kExternal:
        G4Exception("G4ITNavigator1::GetMotherToDaughterTransform()",
                    "GeomNav0001", FatalException,
                    "Not applicable for external volumes.");
        break;
  }
  return G4AffineTransform(pEnteringPhysVol->GetRotation(), 
                           pEnteringPhysVol->GetTranslation()).Invert(); 
}

References G4VSolid::ComputeDimensions(), G4VPVParameterisation::ComputeSolid(), G4VPVParameterisation::ComputeTransformation(), FatalException, G4Exception(), G4VPhysicalVolume::GetLogicalVolume(), G4VPhysicalVolume::GetParameterisation(), G4VPhysicalVolume::GetRegularStructureId(), G4VPhysicalVolume::GetRotation(), G4VPhysicalVolume::GetTranslation(), G4AffineTransform::Invert(), kExternal, kNormal, kParameterised, kReplica, and G4LogicalVolume::SetSolid().

Referenced by GetLocalExitNormal().

GetNavigatorState()

G4ITNavigatorState_Lock1 * G4ITNavigator1::GetNavigatorState

(

)

Definition at line 670 of file G4ITNavigator1.cc.

{
    SetSavedState();
    return fpSaveState;
}

References fpSaveState, and SetSavedState().

GetVerboseLevel()

G4int G4ITNavigator1::GetVerboseLevel ( ) const

inline

Referenced by GetGlobalExitNormal().

GetWorldVolume()

G4VPhysicalVolume * G4ITNavigator1::GetWorldVolume ( ) const

inline

IsActive()

G4bool G4ITNavigator1::IsActive ( ) const

inline

IsCheckModeActive()

G4bool G4ITNavigator1::IsCheckModeActive ( ) const

inline

LocateGlobalPointAndSetup()

G4VPhysicalVolume * G4ITNavigator1::LocateGlobalPointAndSetup ( const G4ThreeVector &  point, const G4ThreeVector *  direction = 0, const G4bool  pRelativeSearch = true, const G4bool  ignoreDirection = true  )

virtual

Definition at line 159 of file G4ITNavigator1.cc.

{
  G4bool notKnownContained=true, noResult;
  G4VPhysicalVolume *targetPhysical;
  G4LogicalVolume *targetLogical;
  G4VSolid *targetSolid=0;
  G4ThreeVector localPoint, globalDirection;
  EInside insideCode;
  
  G4bool considerDirection = (!ignoreDirection) || fLocatedOnEdge;
 
  fLastTriedStepComputation=   false;   
  fChangedGrandMotherRefFrame= false;  // For local exit normal
   
  if( considerDirection && pGlobalDirection != 0 )
  {
    globalDirection=*pGlobalDirection;
  }
 
 
#ifdef G4VERBOSE
  if( fVerbose > 2 )
  {
    G4int oldcoutPrec = G4cout.precision(8);
    G4cout << "*** G4ITNavigator1::LocateGlobalPointAndSetup: ***" << G4endl;
    G4cout << "    Called with arguments: " << G4endl
           << "    Globalpoint = " << globalPoint << G4endl
           << "    RelativeSearch = " << relativeSearch  << G4endl;
    if( fVerbose == 4 )
    {
      G4cout << "    ----- Upon entering:" << G4endl;
      PrintState();
    }
    G4cout.precision(oldcoutPrec);
  }
#endif
 
  if ( !relativeSearch )
  {
    ResetStackAndState();
  }
  else
  {
    if ( fWasLimitedByGeometry )
    {
      fWasLimitedByGeometry = false;
      fEnteredDaughter = fEntering;   // Remember
      fExitedMother = fExiting;       // Remember
      if ( fExiting )
      {
        if ( fHistory.GetDepth() )
        {
          fBlockedPhysicalVolume = fHistory.GetTopVolume();
          fBlockedReplicaNo = fHistory.GetTopReplicaNo();
          fHistory.BackLevel();
        }
        else
        {
          fLastLocatedPointLocal = localPoint;
          fLocatedOutsideWorld = true;
          return 0;           // Have exited world volume
        }
        // A fix for the case where a volume is "entered" at an edge
        // and a coincident surface exists outside it.
        //  - This stops it from exiting further volumes and cycling
        //  - However ReplicaNavigator treats this case itself
        //
        if ( fLocatedOnEdge && (VolumeType(fBlockedPhysicalVolume)!=kReplica ))
        { 
          fExiting= false;
        }
      }
      else
        if ( fEntering )
        {
          switch (VolumeType(fBlockedPhysicalVolume))
          {
            case kNormal:
              fHistory.NewLevel(fBlockedPhysicalVolume, kNormal,
                                fBlockedPhysicalVolume->GetCopyNo());
              break;
            case kReplica:
              freplicaNav.ComputeTransformation(fBlockedReplicaNo,
                                                fBlockedPhysicalVolume);
              fHistory.NewLevel(fBlockedPhysicalVolume, kReplica,
                                fBlockedReplicaNo);
              fBlockedPhysicalVolume->SetCopyNo(fBlockedReplicaNo);
              break;
            case kParameterised:
              if( fBlockedPhysicalVolume->GetRegularStructureId() == 0 )
              {
                G4VSolid *pSolid;
                G4VPVParameterisation *pParam;
                G4TouchableHistory parentTouchable( fHistory );
                pParam = fBlockedPhysicalVolume->GetParameterisation();
                pSolid = pParam->ComputeSolid(fBlockedReplicaNo,
                                              fBlockedPhysicalVolume);
                pSolid->ComputeDimensions(pParam, fBlockedReplicaNo,
                                          fBlockedPhysicalVolume);
                pParam->ComputeTransformation(fBlockedReplicaNo,
                                              fBlockedPhysicalVolume);
                fHistory.NewLevel(fBlockedPhysicalVolume, kParameterised,
                                  fBlockedReplicaNo);
                fBlockedPhysicalVolume->SetCopyNo(fBlockedReplicaNo);
                //
                // Set the correct solid and material in Logical Volume
                //
                G4LogicalVolume *pLogical;
                pLogical = fBlockedPhysicalVolume->GetLogicalVolume();
                pLogical->SetSolid( pSolid );
                pLogical->UpdateMaterial(pParam ->
                  ComputeMaterial(fBlockedReplicaNo,
                                  fBlockedPhysicalVolume, 
                                  &parentTouchable));
              }
              break;
           case kExternal:
             G4Exception("G4ITNavigator1::LocateGlobalPointAndSetup()",
                         "GeomNav0001", FatalException,
                         "Not applicable for external volumes.");
             break;
          }
          fEntering = false;
          fBlockedPhysicalVolume = 0;
          localPoint = fHistory.GetTopTransform().TransformPoint(globalPoint);
          notKnownContained = false;
        }
    }
    else
    {
      fBlockedPhysicalVolume = 0;
      fEntering = false;
      fEnteredDaughter = false;  // Full Step was not taken, did not enter
      fExiting = false;
      fExitedMother = false;     // Full Step was not taken, did not exit
    }
  }
  //
  // Search from top of history up through geometry until
  // containing volume found:
  // If on 
  // o OUTSIDE - Back up level, not/no longer exiting volumes
  // o SURFACE and EXITING - Back up level, setting new blocking no.s
  // else
  // o containing volume found
  //
  G4int noLevelsExited=0 ;
 
  while (notKnownContained)
  {
    if ( fHistory.GetTopVolumeType()!=kReplica )
    {
      targetSolid = fHistory.GetTopVolume()->GetLogicalVolume()->GetSolid();
      localPoint = fHistory.GetTopTransform().TransformPoint(globalPoint);
      insideCode = targetSolid->Inside(localPoint);
#ifdef G4VERBOSE
      if(( fVerbose == 1 ) && ( fCheck ))
      {
         G4String solidResponse = "-kInside-";
         if (insideCode == kOutside)
           solidResponse = "-kOutside-";
         else if (insideCode == kSurface)
           solidResponse = "-kSurface-";
         G4cout << "*** G4ITNavigator1::LocateGlobalPointAndSetup(): ***" << G4endl
                << "    Invoked Inside() for solid: " << targetSolid->GetName()
                << ". Solid replied: " << solidResponse << G4endl
                << "    For local point p: " << localPoint << G4endl;
      }
#endif
    }
    else
    {
      insideCode = freplicaNav.BackLocate(fHistory, globalPoint, localPoint,
                                          fExiting, notKnownContained);
      // !CARE! if notKnownContained returns false then the point is within
      // the containing placement volume of the replica(s). If insidecode
      // will result in the history being backed up one level, then the
      // local point returned is the point in the system of this new level
    }
 
 
    if ( insideCode==kOutside )
    {
      noLevelsExited++; 
      if ( fHistory.GetDepth() )
      {
        fBlockedPhysicalVolume = fHistory.GetTopVolume();
        fBlockedReplicaNo = fHistory.GetTopReplicaNo();
        fHistory.BackLevel();
        fExiting = false;
 
        if( noLevelsExited > 1 )
        {
          // The first transformation was done by the sub-navigator
          //
          const G4RotationMatrix* mRot = fBlockedPhysicalVolume->GetRotation();
          if( mRot )
          { 
            fGrandMotherExitNormal *= (*mRot).inverse();
            fChangedGrandMotherRefFrame= true;
          }
        }
      }
      else
      {
        fLastLocatedPointLocal = localPoint;
        fLocatedOutsideWorld = true;
          // No extra transformation for ExitNormal - is in frame of Top Volume
        return 0;         // Have exited world volume
      }
    }
    else
      if ( insideCode==kSurface )
      {
        G4bool isExiting = fExiting;
        if( (!fExiting)&&considerDirection )
        {
          // Figure out whether we are exiting this level's volume
          // by using the direction
          //
          G4bool directionExiting = false;
          G4ThreeVector localDirection =
              fHistory.GetTopTransform().TransformAxis(globalDirection);
 
          // Make sure localPoint in correct reference frame
          //     ( Was it already correct ? How ? )
          //
          localPoint= fHistory.GetTopTransform().TransformPoint(globalPoint);
          if ( fHistory.GetTopVolumeType()!=kReplica )
          {
            G4ThreeVector normal = targetSolid->SurfaceNormal(localPoint);
            directionExiting = normal.dot(localDirection) > 0.0;
            isExiting = isExiting || directionExiting;
          }
        }
        if( isExiting )
        {
          noLevelsExited++; 
          if ( fHistory.GetDepth() )
          {
            fBlockedPhysicalVolume = fHistory.GetTopVolume();
            fBlockedReplicaNo = fHistory.GetTopReplicaNo();
            fHistory.BackLevel();
            //
            // Still on surface but exited volume not necessarily convex
            //
            fValidExitNormal = false;
 
            if( noLevelsExited > 1 )
            {
              // The first transformation was done by the sub-navigator
              //
              const G4RotationMatrix* mRot=fBlockedPhysicalVolume->GetRotation();
              if( mRot )
              { 
                fGrandMotherExitNormal *= (*mRot).inverse();
                fChangedGrandMotherRefFrame= true;
              }
            }
          } 
          else
          {
            fLastLocatedPointLocal = localPoint;
            fLocatedOutsideWorld = true;
              // No extra transformation for ExitNormal, is in frame of Top Vol
            return 0;          // Have exited world volume
          }
        }
        else
        {
          notKnownContained=false;
        }
      }
      else
      {
        notKnownContained=false;
      }
  }  // END while (notKnownContained)
  //
  // Search downwards until deepest containing volume found,
  // blocking fBlockedPhysicalVolume/BlockedReplicaNum
  //
  // 3 Cases:
  //
  // o Parameterised daughters
  //   =>Must be one G4PVParameterised daughter & voxels
  // o Positioned daughters & voxels
  // o Positioned daughters & no voxels
 
  noResult = true;  // noResult should be renamed to 
                    // something like enteredLevel, as that is its meaning.
  do
  {
    // Determine `type' of current mother volume
    //
    targetPhysical = fHistory.GetTopVolume();
    if (!targetPhysical) { break; }
    targetLogical = targetPhysical->GetLogicalVolume();
    switch( CharacteriseDaughters(targetLogical) )
    {
      case kNormal:
        if ( targetLogical->GetVoxelHeader() )  // use optimised navigation
        {
          noResult = fvoxelNav.LevelLocate(fHistory,
                                           fBlockedPhysicalVolume,
                                           fBlockedReplicaNo,
                                           globalPoint,
                                           pGlobalDirection,
                                           considerDirection,
                                           localPoint);
        }
        else                       // do not use optimised navigation
        {
          noResult = fnormalNav.LevelLocate(fHistory,
                                            fBlockedPhysicalVolume,
                                            fBlockedReplicaNo,
                                            globalPoint,
                                            pGlobalDirection,
                                            considerDirection,
                                            localPoint);
        }
        break;
      case kReplica:
        noResult = freplicaNav.LevelLocate(fHistory,
                                           fBlockedPhysicalVolume,
                                           fBlockedReplicaNo,
                                           globalPoint,
                                           pGlobalDirection,
                                           considerDirection,
                                           localPoint);
        break;
      case kParameterised:
        if( GetDaughtersRegularStructureId(targetLogical) != 1 )
        {
          noResult = fparamNav.LevelLocate(fHistory,
                                           fBlockedPhysicalVolume,
                                           fBlockedReplicaNo,
                                           globalPoint,
                                           pGlobalDirection,
                                           considerDirection,
                                           localPoint);
        }
        else  // Regular structure
        {
          noResult = fregularNav.LevelLocate(fHistory,
                                             fBlockedPhysicalVolume,
                                             fBlockedReplicaNo,
                                             globalPoint,
                                             pGlobalDirection,
                                             considerDirection,
                                             localPoint);
        }
        break;
      case kExternal:
        G4Exception("G4ITNavigator1::LocateGlobalPointAndSetup()",
                    "GeomNav0001", FatalException,
                    "Not applicable for external volumes.");
        break;
    }
 
    // LevelLocate returns true if it finds a daughter volume 
    // in which globalPoint is inside (or on the surface).
 
    if ( noResult )
    {
      // Entering a daughter after ascending
      //
      // The blocked volume is no longer valid - it was for another level
      //
      fBlockedPhysicalVolume = 0;
      fBlockedReplicaNo = -1;
 
      // fEntering should be false -- else blockedVolume is assumed good.
      // fEnteredDaughter is used for ExitNormal
      //
      fEntering = false;
      fEnteredDaughter = true;
 
      if( fExitedMother )
      {
        G4VPhysicalVolume* enteredPhysical = fHistory.GetTopVolume();
        const G4RotationMatrix* mRot = enteredPhysical->GetRotation();
        if( mRot )
        { 
          fGrandMotherExitNormal *= (*mRot).inverse();
        }
      }
 
#ifdef G4DEBUG_NAVIGATION
      if( fVerbose > 2 )
      { 
         G4VPhysicalVolume* enteredPhysical = fHistory.GetTopVolume();
         G4cout << "*** G4ITNavigator1::LocateGlobalPointAndSetup() ***" << G4endl;
         G4cout << "    Entering volume: " << enteredPhysical->GetName()
                << G4endl;
      }
#endif
    }
  } while (noResult);
 
  fLastLocatedPointLocal = localPoint;
 
#ifdef G4VERBOSE
  if( fVerbose >= 4 )
  {
    G4int oldcoutPrec = G4cout.precision(8);
    G4String curPhysVol_Name("None");
    if (targetPhysical)  { curPhysVol_Name = targetPhysical->GetName(); }
    G4cout << "    Return value = new volume = " << curPhysVol_Name << G4endl;
    G4cout << "    ----- Upon exiting:" << G4endl;
    PrintState();
    if( fVerbose == 5 )
    {
      G4cout << "Upon exiting LocateGlobalPointAndSetup():" << G4endl;
      G4cout << "    History = " << G4endl << fHistory << G4endl << G4endl;
    }
    G4cout.precision(oldcoutPrec);
  }
#endif
 
  fLocatedOutsideWorld= false;
 
  return targetPhysical;
}

References G4NavigationHistory::BackLevel(), G4ReplicaNavigation::BackLocate(), CharacteriseDaughters(), G4VSolid::ComputeDimensions(), G4VPVParameterisation::ComputeSolid(), G4ReplicaNavigation::ComputeTransformation(), G4VPVParameterisation::ComputeTransformation(), FatalException, fBlockedPhysicalVolume, fBlockedReplicaNo, fChangedGrandMotherRefFrame, fCheck, fEnteredDaughter, fEntering, fExitedMother, fExiting, fGrandMotherExitNormal, fHistory, fLastLocatedPointLocal, fLastTriedStepComputation, fLocatedOnEdge, fLocatedOutsideWorld, fnormalNav, fparamNav, fregularNav, freplicaNav, fValidExitNormal, fVerbose, fvoxelNav, fWasLimitedByGeometry, G4cout, G4endl, G4Exception(), G4VPhysicalVolume::GetCopyNo(), GetDaughtersRegularStructureId(), G4NavigationHistory::GetDepth(), G4VPhysicalVolume::GetLogicalVolume(), G4VPhysicalVolume::GetName(), G4VSolid::GetName(), G4VPhysicalVolume::GetParameterisation(), G4VPhysicalVolume::GetRegularStructureId(), G4VPhysicalVolume::GetRotation(), G4LogicalVolume::GetSolid(), G4NavigationHistory::GetTopReplicaNo(), G4NavigationHistory::GetTopTransform(), G4NavigationHistory::GetTopVolume(), G4NavigationHistory::GetTopVolumeType(), G4LogicalVolume::GetVoxelHeader(), G4VSolid::Inside(), kExternal, kNormal, kOutside, kParameterised, kReplica, kSurface, G4NormalNavigation::LevelLocate(), G4ParameterisedNavigation::LevelLocate(), G4RegularNavigation::LevelLocate(), G4ReplicaNavigation::LevelLocate(), G4VoxelNavigation::LevelLocate(), G4NavigationHistory::NewLevel(), CLHEP::normal(), PrintState(), ResetStackAndState(), G4VPhysicalVolume::SetCopyNo(), G4LogicalVolume::SetSolid(), G4VSolid::SurfaceNormal(), G4AffineTransform::TransformAxis(), G4AffineTransform::TransformPoint(), G4LogicalVolume::UpdateMaterial(), and VolumeType().

Referenced by ComputeStep(), and ResetHierarchyAndLocate().

LocateGlobalPointAndUpdateTouchable() [1/2]

void G4ITNavigator1::LocateGlobalPointAndUpdateTouchable ( const G4ThreeVector &  position, const G4ThreeVector &  direction, G4VTouchable *  touchableToUpdate, const G4bool  RelativeSearch = true  )

inline

LocateGlobalPointAndUpdateTouchable() [2/2]

void G4ITNavigator1::LocateGlobalPointAndUpdateTouchable ( const G4ThreeVector &  position, G4VTouchable *  touchableToUpdate, const G4bool  RelativeSearch = true  )

inline

LocateGlobalPointAndUpdateTouchableHandle()

void G4ITNavigator1::LocateGlobalPointAndUpdateTouchableHandle ( const G4ThreeVector &  position, const G4ThreeVector &  direction, G4TouchableHandle &  oldTouchableToUpdate, const G4bool  RelativeSearch = true  )

inline

LocateGlobalPointWithinVolume()

void G4ITNavigator1::LocateGlobalPointWithinVolume ( const G4ThreeVector &  position )

virtual

Definition at line 601 of file G4ITNavigator1.cc.

{  
   fLastLocatedPointLocal = ComputeLocalPoint(pGlobalpoint);
   fLastTriedStepComputation= false;
   fChangedGrandMotherRefFrame= false;  //  Frame for Exit Normal
 
#ifdef G4DEBUG_NAVIGATION
   if( fVerbose > 2 )
   { 
     G4cout << "Entering LocateGlobalWithinVolume(): History = " << G4endl;
     G4cout << fHistory << G4endl;
   }
#endif
 
   // For the case of Voxel (or Parameterised) volume the respective 
   // Navigator must be messaged to update its voxel information etc
 
   // Update the state of the Sub Navigators 
   // - in particular any voxel information they store/cache
   //
   G4VPhysicalVolume*  motherPhysical = fHistory.GetTopVolume();
   G4LogicalVolume*    motherLogical  = motherPhysical->GetLogicalVolume();
   G4SmartVoxelHeader* pVoxelHeader   = motherLogical->GetVoxelHeader();
 
   if ( fHistory.GetTopVolumeType()!=kReplica )
   {
     switch( CharacteriseDaughters(motherLogical) )
     {
       case kNormal:
         if ( pVoxelHeader )
         {
           fvoxelNav.VoxelLocate( pVoxelHeader, fLastLocatedPointLocal );
         }
         break;
       case kParameterised:
         if( GetDaughtersRegularStructureId(motherLogical) != 1 )
         {
           // Resets state & returns voxel node
           //
           fparamNav.ParamVoxelLocate( pVoxelHeader, fLastLocatedPointLocal );
         }
         break;
       case kReplica:
         G4Exception("G4ITNavigator1::LocateGlobalPointWithinVolume()",
                     "GeomNav0001", FatalException,
                     "Not applicable for replicated volumes.");
         break;
       case kExternal:
         G4Exception("G4ITNavigator1::LocateGlobalPointWithinVolume()",
                     "GeomNav0001", FatalException,
                     "Not applicable for external volumes.");
         break;
     }
   }
 
   // Reset the state variables 
   //   - which would have been affected
   //     by the 'equivalent' call to LocateGlobalPointAndSetup
   //   - who's values have been invalidated by the 'move'.
   //
   fBlockedPhysicalVolume = 0; 
   fBlockedReplicaNo = -1;
   fEntering = false;
   fEnteredDaughter = false;  // Boundary not encountered, did not enter
   fExiting = false;
   fExitedMother = false;     // Boundary not encountered, did not exit
}

References CharacteriseDaughters(), ComputeLocalPoint(), FatalException, fBlockedPhysicalVolume, fBlockedReplicaNo, fChangedGrandMotherRefFrame, fEnteredDaughter, fEntering, fExitedMother, fExiting, fHistory, fLastLocatedPointLocal, fLastTriedStepComputation, fparamNav, fVerbose, fvoxelNav, G4cout, G4endl, G4Exception(), GetDaughtersRegularStructureId(), G4VPhysicalVolume::GetLogicalVolume(), G4NavigationHistory::GetTopVolume(), G4NavigationHistory::GetTopVolumeType(), G4LogicalVolume::GetVoxelHeader(), kExternal, kNormal, kParameterised, kReplica, G4ParameterisedNavigation::ParamVoxelLocate(), and G4VoxelNavigation::VoxelLocate().

Referenced by ComputeSafety(), and ComputeStep().

NetRotation()

G4RotationMatrix G4ITNavigator1::NetRotation ( ) const

inline

NetTranslation()

G4ThreeVector G4ITNavigator1::NetTranslation ( ) const

inline

NewNavigatorState()

void G4ITNavigator1::NewNavigatorState

(

)

Definition at line 682 of file G4ITNavigator1.cc.

{
    fpSaveState = new G4SaveNavigatorState();
    ResetState();
}

References fpSaveState, and ResetState().

operator=()

G4ITNavigator1 & G4ITNavigator1::operator= ( const G4ITNavigator1 &  )

private

PrintState()

void G4ITNavigator1::PrintState

(

)

const

Definition at line 1875 of file G4ITNavigator1.cc.

{
  G4int oldcoutPrec = G4cout.precision(4);
  if( fVerbose == 4 )
  {
    G4cout << "The current state of G4ITNavigator1 is: " << G4endl;
    G4cout << "  ValidExitNormal= " << fValidExitNormal << G4endl
           << "  ExitNormal     = " << fExitNormal      << G4endl
           << "  Exiting        = " << fExiting         << G4endl
           << "  Entering       = " << fEntering        << G4endl
           << "  BlockedPhysicalVolume= " ;
    if (fBlockedPhysicalVolume==0)
      G4cout << "None";
    else
      G4cout << fBlockedPhysicalVolume->GetName();
    G4cout << G4endl
           << "  BlockedReplicaNo     = " <<  fBlockedReplicaNo       << G4endl
           << "  LastStepWasZero      = " <<   fLastStepWasZero       << G4endl
           << G4endl;   
  }
  if( ( 1 < fVerbose) && (fVerbose < 4) )
  {
    G4cout << G4endl; // Make sure to line up
    G4cout << std::setw(30) << " ExitNormal "  << " "
           << std::setw( 5) << " Valid "       << " "     
           << std::setw( 9) << " Exiting "     << " "      
           << std::setw( 9) << " Entering"     << " " 
           << std::setw(15) << " Blocked:Volume "  << " "   
           << std::setw( 9) << " ReplicaNo"        << " "  
           << std::setw( 8) << " LastStepZero  "   << " "   
           << G4endl;   
    G4cout << "( " << std::setw(7) << fExitNormal.x() 
           << ", " << std::setw(7) << fExitNormal.y()
           << ", " << std::setw(7) << fExitNormal.z() << " ) "
           << std::setw( 5)  << fValidExitNormal  << " "   
           << std::setw( 9)  << fExiting          << " "
           << std::setw( 9)  << fEntering         << " ";
    if ( fBlockedPhysicalVolume==0 )
    {
      G4cout << std::setw(15) << "None";
    }
    else
    {
      G4cout << std::setw(15)<< fBlockedPhysicalVolume->GetName();
    }
    G4cout << std::setw( 9)  << fBlockedReplicaNo  << " "
           << std::setw( 8)  << fLastStepWasZero   << " "
           << G4endl;   
  }
  if( fVerbose > 2 ) 
  {
    G4cout.precision(8);
    G4cout << " Current Localpoint = " << fLastLocatedPointLocal << G4endl;
    G4cout << " PreviousSftOrigin  = " << fPreviousSftOrigin << G4endl;
    G4cout << " PreviousSafety     = " << fPreviousSafety << G4endl; 
  }
  G4cout.precision(oldcoutPrec);
}

References fBlockedPhysicalVolume, fBlockedReplicaNo, fEntering, fExiting, fExitNormal, fLastLocatedPointLocal, fLastStepWasZero, fPreviousSafety, fPreviousSftOrigin, fValidExitNormal, fVerbose, G4cout, G4endl, G4VPhysicalVolume::GetName(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by ComputeSafety(), ComputeStep(), and LocateGlobalPointAndSetup().

ResetHierarchyAndLocate()

G4VPhysicalVolume * G4ITNavigator1::ResetHierarchyAndLocate ( const G4ThreeVector &  point, const G4ThreeVector &  direction, const G4TouchableHistory &  h  )

virtual

Definition at line 131 of file G4ITNavigator1.cc.

{
  ResetState();
  fHistory = *h.GetHistory();
  SetupHierarchy();
  fLastTriedStepComputation= false;  // Redundant, but best
  return LocateGlobalPointAndSetup(p, &direction, true, false);
}

References fHistory, fLastTriedStepComputation, G4TouchableHistory::GetHistory(), LocateGlobalPointAndSetup(), ResetState(), and SetupHierarchy().

ResetStackAndState()

void G4ITNavigator1::ResetStackAndState ( )

inline

Referenced by G4ITNavigator1(), and LocateGlobalPointAndSetup().

ResetState()

void G4ITNavigator1::ResetState ( )

virtual

Definition at line 1277 of file G4ITNavigator1.cc.

{
  fWasLimitedByGeometry  = false;
  fEntering              = false;
  fExiting               = false;
  fLocatedOnEdge         = false;
  fLastStepWasZero       = false;
  fEnteredDaughter       = false;
  fExitedMother          = false;
  fPushed                = false;
 
  fValidExitNormal       = false;
  fChangedGrandMotherRefFrame= false;
  fCalculatedExitNormal  = false;
 
  fExitNormal            = G4ThreeVector(0,0,0);
  fGrandMotherExitNormal = G4ThreeVector(0,0,0);
  fExitNormalGlobalFrame = G4ThreeVector(0,0,0);
 
  fPreviousSftOrigin     = G4ThreeVector(0,0,0);
  fPreviousSafety        = 0.0; 
 
  fNumberZeroSteps       = 0;
    
  fBlockedPhysicalVolume = 0;
  fBlockedReplicaNo      = -1;
 
  fLastLocatedPointLocal = G4ThreeVector( kInfinity, -kInfinity, 0.0 ); 
  fLocatedOutsideWorld   = false;
}

References fBlockedPhysicalVolume, fBlockedReplicaNo, fCalculatedExitNormal, fChangedGrandMotherRefFrame, fEnteredDaughter, fEntering, fExitedMother, fExiting, fExitNormal, fExitNormalGlobalFrame, fGrandMotherExitNormal, fLastLocatedPointLocal, fLastStepWasZero, fLocatedOnEdge, fLocatedOutsideWorld, fNumberZeroSteps, fPreviousSafety, fPreviousSftOrigin, fPushed, fValidExitNormal, fWasLimitedByGeometry, and kInfinity.

Referenced by NewNavigatorState(), and ResetHierarchyAndLocate().

RestoreSavedState()

void G4ITNavigator1::RestoreSavedState

(

)

Definition at line 741 of file G4ITNavigator1.cc.

{
  fExitNormal = fpSaveState->sExitNormal;
  fValidExitNormal = fpSaveState->sValidExitNormal;
  fExiting = fpSaveState->sExiting;
  fEntering = fpSaveState->sEntering;
 
  fBlockedPhysicalVolume = fpSaveState->spBlockedPhysicalVolume;
  fBlockedReplicaNo = fpSaveState->sBlockedReplicaNo,
 
  fLastStepWasZero = fpSaveState->sLastStepWasZero;
 
  // !>
  fPreviousSftOrigin = fpSaveState->sPreviousSftOrigin ;
  fPreviousSafety = fpSaveState->sPreviousSafety ;
  fNumberZeroSteps = fpSaveState->sNumberZeroSteps ;
  fLocatedOnEdge = fpSaveState->sLocatedOnEdge ;
  fWasLimitedByGeometry = fpSaveState->sWasLimitedByGeometry;
  fPushed = fpSaveState->sPushed;
  fNumberZeroSteps = fpSaveState->sNumberZeroSteps;
  fEnteredDaughter= fpSaveState->sEnteredDaughter ;
  fExitedMother = fpSaveState->sExitedMother ;
 
  fLastLocatedPointLocal = fpSaveState->sLastLocatedPointLocal ;
  fLocatedOutsideWorld = fpSaveState->sLocatedOutsideWorld;
  // <!
}

References fBlockedPhysicalVolume, fBlockedReplicaNo, fEnteredDaughter, fEntering, fExitedMother, fExiting, fExitNormal, fLastLocatedPointLocal, fLastStepWasZero, fLocatedOnEdge, fLocatedOutsideWorld, fNumberZeroSteps, fPreviousSafety, fPreviousSftOrigin, fpSaveState, fPushed, fValidExitNormal, fWasLimitedByGeometry, G4ITNavigator1::G4SaveNavigatorState::sBlockedReplicaNo, G4ITNavigator1::G4SaveNavigatorState::sEnteredDaughter, G4ITNavigator1::G4SaveNavigatorState::sEntering, G4ITNavigator1::G4SaveNavigatorState::sExitedMother, G4ITNavigator1::G4SaveNavigatorState::sExiting, G4ITNavigator1::G4SaveNavigatorState::sExitNormal, G4ITNavigator1::G4SaveNavigatorState::sLastLocatedPointLocal, G4ITNavigator1::G4SaveNavigatorState::sLastStepWasZero, G4ITNavigator1::G4SaveNavigatorState::sLocatedOnEdge, G4ITNavigator1::G4SaveNavigatorState::sLocatedOutsideWorld, G4ITNavigator1::G4SaveNavigatorState::sNumberZeroSteps, G4ITNavigator1::G4SaveNavigatorState::spBlockedPhysicalVolume, G4ITNavigator1::G4SaveNavigatorState::sPreviousSafety, G4ITNavigator1::G4SaveNavigatorState::sPreviousSftOrigin, G4ITNavigator1::G4SaveNavigatorState::sPushed, G4ITNavigator1::G4SaveNavigatorState::sValidExitNormal, and G4ITNavigator1::G4SaveNavigatorState::sWasLimitedByGeometry.

Referenced by CheckNextStep(), ComputeSafety(), and SetNavigatorState().

SetGeometricallyLimitedStep()

void G4ITNavigator1::SetGeometricallyLimitedStep ( )

inline

SetNavigatorState()

void G4ITNavigator1::SetNavigatorState

(

G4ITNavigatorState_Lock1 *

navState

)

Definition at line 676 of file G4ITNavigator1.cc.

{
    fpSaveState = (G4SaveNavigatorState*) navState;
    if(navState) RestoreSavedState();
}

References fpSaveState, and RestoreSavedState().

SetPushVerbosity()

void G4ITNavigator1::SetPushVerbosity ( G4bool  mode )

inline

SetSavedState()

void G4ITNavigator1::SetSavedState

(

)

Definition at line 697 of file G4ITNavigator1.cc.

{
    // !>
    // This check can be avoid if instead, at every first step of a track,
    // the IT tracking uses NewNavigatorSate
    // The normal tracking would just call once NewNavigatorState() before tracking
 
//    if(fpSaveState == 0)
//        fpSaveState = new G4SaveNavigatorState;
    // <!
 
  // fSaveExitNormal = fExitNormal;
  fpSaveState->sExitNormal = fExitNormal;
  fpSaveState->sValidExitNormal = fValidExitNormal;
  fpSaveState->sExiting = fExiting;
  fpSaveState->sEntering = fEntering;
 
  fpSaveState->spBlockedPhysicalVolume = fBlockedPhysicalVolume;
  fpSaveState->sBlockedReplicaNo = fBlockedReplicaNo,
 
  fpSaveState->sLastStepWasZero = fLastStepWasZero;
 
  // !>
  fpSaveState->sPreviousSftOrigin = fPreviousSftOrigin;
  fpSaveState->sPreviousSafety = fPreviousSafety;
  fpSaveState->sNumberZeroSteps = fNumberZeroSteps;
  fpSaveState->sLocatedOnEdge = fLocatedOnEdge;
  fpSaveState->sWasLimitedByGeometry= fWasLimitedByGeometry;
  fpSaveState->sPushed=fPushed;
  fpSaveState->sNumberZeroSteps=fNumberZeroSteps;
  fpSaveState->sEnteredDaughter = fEnteredDaughter;
  fpSaveState->sExitedMother = fExitedMother;
 
  fpSaveState->sLastLocatedPointLocal = fLastLocatedPointLocal;
  fpSaveState->sLocatedOutsideWorld = fLocatedOutsideWorld;
  // <!
}

References fBlockedPhysicalVolume, fBlockedReplicaNo, fEnteredDaughter, fEntering, fExitedMother, fExiting, fExitNormal, fLastLocatedPointLocal, fLastStepWasZero, fLocatedOnEdge, fLocatedOutsideWorld, fNumberZeroSteps, fPreviousSafety, fPreviousSftOrigin, fpSaveState, fPushed, fValidExitNormal, fWasLimitedByGeometry, G4ITNavigator1::G4SaveNavigatorState::sBlockedReplicaNo, G4ITNavigator1::G4SaveNavigatorState::sEnteredDaughter, G4ITNavigator1::G4SaveNavigatorState::sEntering, G4ITNavigator1::G4SaveNavigatorState::sExitedMother, G4ITNavigator1::G4SaveNavigatorState::sExiting, G4ITNavigator1::G4SaveNavigatorState::sExitNormal, G4ITNavigator1::G4SaveNavigatorState::sLastLocatedPointLocal, G4ITNavigator1::G4SaveNavigatorState::sLastStepWasZero, G4ITNavigator1::G4SaveNavigatorState::sLocatedOnEdge, G4ITNavigator1::G4SaveNavigatorState::sLocatedOutsideWorld, G4ITNavigator1::G4SaveNavigatorState::sNumberZeroSteps, G4ITNavigator1::G4SaveNavigatorState::spBlockedPhysicalVolume, G4ITNavigator1::G4SaveNavigatorState::sPreviousSafety, G4ITNavigator1::G4SaveNavigatorState::sPreviousSftOrigin, G4ITNavigator1::G4SaveNavigatorState::sPushed, G4ITNavigator1::G4SaveNavigatorState::sValidExitNormal, and G4ITNavigator1::G4SaveNavigatorState::sWasLimitedByGeometry.

Referenced by CheckNextStep(), ComputeSafety(), and GetNavigatorState().

SetupHierarchy()

void G4ITNavigator1::SetupHierarchy ( )

protectedvirtual

Definition at line 1316 of file G4ITNavigator1.cc.

{
  G4int i;
  const G4int cdepth = fHistory.GetDepth();
  G4VPhysicalVolume *current;
  G4VSolid *pSolid;
  G4VPVParameterisation *pParam;
 
  for ( i=1; i<=cdepth; i++ )
  {
    current = fHistory.GetVolume(i);
    switch ( fHistory.GetVolumeType(i) )
    {
      case kNormal:
        break;
      case kReplica:
        freplicaNav.ComputeTransformation(fHistory.GetReplicaNo(i), current);
        break;
      case kParameterised: {
          G4int replicaNo;
          pParam = current->GetParameterisation();
          replicaNo = fHistory.GetReplicaNo(i);
          pSolid = pParam->ComputeSolid(replicaNo, current);
 
          // Set up dimensions & transform in solid/physical volume
          //
          pSolid->ComputeDimensions(pParam, replicaNo, current);
          pParam->ComputeTransformation(replicaNo, current);
 
          G4TouchableHistory touchable( fHistory );
          touchable.MoveUpHistory();  // move up to the parent level
        
          // Set up the correct solid and material in Logical Volume
          //
          G4LogicalVolume *pLogical = current->GetLogicalVolume();
          pLogical->SetSolid( pSolid );
          pLogical->UpdateMaterial( pParam ->
            ComputeMaterial(replicaNo, current, &touchable) );
          break;
      }
      case kExternal:
        G4Exception("G4ITNavigator1::SetupHierarchy()",
                    "GeomNav0001", FatalException,
                    "Not applicable for external volumes.");
        break;
    }
  }
}

References G4VSolid::ComputeDimensions(), G4VPVParameterisation::ComputeSolid(), G4ReplicaNavigation::ComputeTransformation(), G4VPVParameterisation::ComputeTransformation(), FatalException, fHistory, freplicaNav, G4Exception(), G4NavigationHistory::GetDepth(), G4VPhysicalVolume::GetLogicalVolume(), G4VPhysicalVolume::GetParameterisation(), G4NavigationHistory::GetReplicaNo(), G4NavigationHistory::GetVolume(), G4NavigationHistory::GetVolumeType(), kExternal, kNormal, kParameterised, kReplica, G4TouchableHistory::MoveUpHistory(), G4LogicalVolume::SetSolid(), and G4LogicalVolume::UpdateMaterial().

Referenced by ResetHierarchyAndLocate().

SetVerboseLevel()

void G4ITNavigator1::SetVerboseLevel ( G4int  level )

inline

Referenced by GetGlobalExitNormal().

SetWorldVolume()

void G4ITNavigator1::SetWorldVolume ( G4VPhysicalVolume *  pWorld )

inline

SeverityOfZeroStepping()

G4int G4ITNavigator1::SeverityOfZeroStepping ( G4int *  noZeroSteps ) const

inline

VolumeType()

EVolume G4ITNavigator1::VolumeType ( const G4VPhysicalVolume *  pVol ) const

inlineprotected

Referenced by GetLocalExitNormal(), and LocateGlobalPointAndSetup().

Friends And Related Function Documentation

operator<<

std::ostream & operator<< ( std::ostream &  os, const G4ITNavigator1 &  n  )

friend

Definition at line 2041 of file G4ITNavigator1.cc.

{
  //  Old version did only the following:
  // os << "Current History: " << G4endl << n.fHistory;
  //  Old behaviour is recovered for fVerbose = 0
  
  // Adapted from G4ITNavigator1::PrintState() const
 
  G4int oldcoutPrec = os.precision(4);
  if( n.fVerbose >= 4 )
  {
    os << "The current state of G4ITNavigator1 is: " << G4endl;
    os << "  ValidExitNormal= " << n.fValidExitNormal << G4endl
    << "  ExitNormal     = " << n.fExitNormal      << G4endl
    << "  Exiting        = " << n.fExiting         << G4endl
    << "  Entering       = " << n.fEntering        << G4endl
    << "  BlockedPhysicalVolume= " ;
    if (n.fBlockedPhysicalVolume==0)
      os << "None";
    else
      os << n.fBlockedPhysicalVolume->GetName();
    os << G4endl
    << "  BlockedReplicaNo     = " <<  n.fBlockedReplicaNo       << G4endl
    << "  LastStepWasZero      = " <<   n.fLastStepWasZero       << G4endl
    << G4endl;
  }
  if( ( 1 < n.fVerbose) && (n.fVerbose < 4) )
  {
    os << G4endl; // Make sure to line up
    os << std::setw(30) << " ExitNormal "  << " "
    << std::setw( 5) << " Valid "       << " "
    << std::setw( 9) << " Exiting "     << " "
    << std::setw( 9) << " Entering"     << " "
    << std::setw(15) << " Blocked:Volume "  << " "
    << std::setw( 9) << " ReplicaNo"        << " "
    << std::setw( 8) << " LastStepZero  "   << " "
    << G4endl;
    os << "( " << std::setw(7) << n.fExitNormal.x()
    << ", " << std::setw(7) << n.fExitNormal.y()
    << ", " << std::setw(7) << n.fExitNormal.z() << " ) "
    << std::setw( 5)  << n.fValidExitNormal  << " "
    << std::setw( 9)  << n.fExiting          << " "
    << std::setw( 9)  << n.fEntering         << " ";
    if ( n.fBlockedPhysicalVolume==0 )
      { os << std::setw(15) << "None"; }
    else
      { os << std::setw(15)<< n.fBlockedPhysicalVolume->GetName(); }
    os << std::setw( 9)  << n.fBlockedReplicaNo  << " "
    << std::setw( 8)  << n.fLastStepWasZero   << " "
    << G4endl;
  }
  if( n.fVerbose > 2 )
  {
    os.precision(8);
    os << " Current Localpoint = " << n.fLastLocatedPointLocal << G4endl;
    os << " PreviousSftOrigin  = " << n.fPreviousSftOrigin << G4endl;
    os << " PreviousSafety     = " << n.fPreviousSafety << G4endl;
  }
  if( n.fVerbose > 3 || n.fVerbose == 0 )
  {
    os << "Current History: " << G4endl << n.fHistory;
  }
    
  os.precision(oldcoutPrec);
  return os;
}

Field Documentation

fAbandonThreshold_NoZeroSteps

G4int G4ITNavigator1::fAbandonThreshold_NoZeroSteps

private

Definition at line 457 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), and G4ITNavigator1().

fActionThreshold_NoZeroSteps

G4int G4ITNavigator1::fActionThreshold_NoZeroSteps

private

Definition at line 455 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), and G4ITNavigator1().

fActive

G4bool G4ITNavigator1::fActive

private

Definition at line 403 of file G4ITNavigator1.hh.

Referenced by G4ITNavigator1().

fBlockedPhysicalVolume

G4VPhysicalVolume* G4ITNavigator1::fBlockedPhysicalVolume

private

Definition at line 421 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fBlockedReplicaNo

G4int G4ITNavigator1::fBlockedReplicaNo

private

Definition at line 422 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fCalculatedExitNormal

G4bool G4ITNavigator1::fCalculatedExitNormal

private

Definition at line 439 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetGlobalExitNormal(), GetLocalExitNormal(), and ResetState().

fChangedGrandMotherRefFrame

G4bool G4ITNavigator1::fChangedGrandMotherRefFrame

private

Definition at line 435 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), and ResetState().

fCheck

G4bool G4ITNavigator1::fCheck

private

Definition at line 510 of file G4ITNavigator1.hh.

Referenced by GetLocalExitNormal(), and LocateGlobalPointAndSetup().

fEnteredDaughter

G4bool G4ITNavigator1::fEnteredDaughter

protected

Definition at line 378 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), ResetState(), RestoreSavedState(), and SetSavedState().

fEntering

G4bool G4ITNavigator1::fEntering

private

Definition at line 412 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetGlobalExitNormal(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fExitedMother

G4bool G4ITNavigator1::fExitedMother

protected

Definition at line 384 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), ResetState(), RestoreSavedState(), and SetSavedState().

fExiting

G4bool G4ITNavigator1::fExiting

private

Definition at line 412 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetGlobalExitNormal(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fExitNormal

G4ThreeVector G4ITNavigator1::fExitNormal

private

Definition at line 430 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fExitNormalGlobalFrame

G4ThreeVector G4ITNavigator1::fExitNormalGlobalFrame

private

Definition at line 437 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetGlobalExitNormal(), and ResetState().

fGrandMotherExitNormal

G4ThreeVector G4ITNavigator1::fGrandMotherExitNormal

private

Definition at line 433 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), and ResetState().

fHistory

G4NavigationHistory G4ITNavigator1::fHistory

protected

Definition at line 374 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), ComputeStepLog(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), ResetHierarchyAndLocate(), and SetupHierarchy().

fLastLocatedPointLocal

G4ThreeVector G4ITNavigator1::fLastLocatedPointLocal

private

Definition at line 424 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), ComputeStepLog(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fLastStepEndPointLocal

G4ThreeVector G4ITNavigator1::fLastStepEndPointLocal

protected

Definition at line 394 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), G4ITNavigator1(), and GetLocalExitNormal().

fLastStepWasZero

G4bool G4ITNavigator1::fLastStepWasZero

private

Definition at line 448 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fLastTriedStepComputation

G4bool G4ITNavigator1::fLastTriedStepComputation

private

Definition at line 406 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), G4ITNavigator1(), GetGlobalExitNormal(), GetLocalExitNormal(), GetLocalExitNormalAndCheck(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), and ResetHierarchyAndLocate().

fLocatedOnEdge

G4bool G4ITNavigator1::fLocatedOnEdge

private

Definition at line 451 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), LocateGlobalPointAndSetup(), ResetState(), RestoreSavedState(), and SetSavedState().

fLocatedOutsideWorld

G4bool G4ITNavigator1::fLocatedOutsideWorld

private

Definition at line 426 of file G4ITNavigator1.hh.

Referenced by LocateGlobalPointAndSetup(), ResetState(), RestoreSavedState(), and SetSavedState().

fMaxNav

const G4int G4ITNavigator1::fMaxNav = 8

static

Definition at line 93 of file G4ITNavigator1.hh.

fnormalNav

G4NormalNavigation G4ITNavigator1::fnormalNav

private

Definition at line 517 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), G4ITNavigator1(), and LocateGlobalPointAndSetup().

fNumberZeroSteps

G4int G4ITNavigator1::fNumberZeroSteps

private

Definition at line 453 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), ResetState(), RestoreSavedState(), and SetSavedState().

fparamNav

G4ParameterisedNavigation G4ITNavigator1::fparamNav

private

Definition at line 519 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), and LocateGlobalPointWithinVolume().

fPreviousSafety

G4double G4ITNavigator1::fPreviousSafety

private

Definition at line 461 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), ComputeStepLog(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fPreviousSftOrigin

G4ThreeVector G4ITNavigator1::fPreviousSftOrigin

private

Definition at line 460 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), ComputeStepLog(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fpSaveState

G4SaveNavigatorState* G4ITNavigator1::fpSaveState

private

Definition at line 499 of file G4ITNavigator1.hh.

Referenced by G4ITNavigator1(), GetNavigatorState(), NewNavigatorState(), RestoreSavedState(), SetNavigatorState(), and SetSavedState().

fPushed

G4bool G4ITNavigator1::fPushed

private

Definition at line 512 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), ResetState(), RestoreSavedState(), and SetSavedState().

fpVoxelSafety

G4VoxelSafety* G4ITNavigator1::fpVoxelSafety

private

Definition at line 522 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), G4ITNavigator1(), and ~G4ITNavigator1().

fregularNav

G4RegularNavigation G4ITNavigator1::fregularNav

private

Definition at line 521 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), G4ITNavigator1(), and LocateGlobalPointAndSetup().

freplicaNav

G4ReplicaNavigation G4ITNavigator1::freplicaNav

private

Definition at line 520 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), and SetupHierarchy().

fStepEndPoint

G4ThreeVector G4ITNavigator1::fStepEndPoint

protected

Definition at line 391 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), and G4ITNavigator1().

fTopPhysical

G4VPhysicalVolume* G4ITNavigator1::fTopPhysical

private

Definition at line 504 of file G4ITNavigator1.hh.

fValidExitNormal

G4bool G4ITNavigator1::fValidExitNormal

private

Definition at line 429 of file G4ITNavigator1.hh.

Referenced by ComputeStep(), LocateGlobalPointAndSetup(), PrintState(), ResetState(), RestoreSavedState(), and SetSavedState().

fVerbose

G4int G4ITNavigator1::fVerbose

protected

Definition at line 398 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), GetLocalExitNormal(), LocateGlobalPointAndSetup(), LocateGlobalPointWithinVolume(), and PrintState().

fvoxelNav

G4VoxelNavigation G4ITNavigator1::fvoxelNav

private

Definition at line 518 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), LocateGlobalPointAndSetup(), and LocateGlobalPointWithinVolume().

fWarnPush

G4bool G4ITNavigator1::fWarnPush

private

Definition at line 512 of file G4ITNavigator1.hh.

Referenced by ComputeStep().

fWasLimitedByGeometry

G4bool G4ITNavigator1::fWasLimitedByGeometry

protected

Definition at line 388 of file G4ITNavigator1.hh.

Referenced by LocateGlobalPointAndSetup(), ResetState(), RestoreSavedState(), and SetSavedState().

kCarTolerance

G4double G4ITNavigator1::kCarTolerance

protected

Definition at line 367 of file G4ITNavigator1.hh.

Referenced by ComputeSafety(), ComputeStep(), ComputeStepLog(), G4ITNavigator1(), and GetLocalExitNormal().

---

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

• source/processes/electromagnetic/dna/management/include/G4ITNavigator1.hh
• source/processes/electromagnetic/dna/management/src/G4ITNavigator1.cc