G4PVDivision.cc

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//
// $Id: G4PVDivision.cc 92631 2015-09-09 12:53:04Z gcosmo $
//
// class G4PVDivision Implementation file
//
// 26.05.03 - P.Arce Initial version
// --------------------------------------------------------------------

#include "G4PVDivision.hh"
#include "G4LogicalVolume.hh"
#include "G4VSolid.hh"
#include "G4ReflectedSolid.hh"
#include "G4ParameterisationBox.hh"
#include "G4ParameterisationTubs.hh"
#include "G4ParameterisationCons.hh"
#include "G4ParameterisationTrd.hh"
#include "G4ParameterisationPara.hh"
#include "G4ParameterisationPolycone.hh"
#include "G4ParameterisationPolyhedra.hh"

//--------------------------------------------------------------------------
G4PVDivision::G4PVDivision(const G4String& pName,
                                 G4LogicalVolume* pLogical,
                                 G4LogicalVolume* pMotherLogical,
                           const EAxis pAxis,
                           const G4int nDivs,
                           const G4double width,
                           const G4double offset )
  : G4VPhysicalVolume(0,G4ThreeVector(),pName,pLogical,0),
    fcopyNo(-1)
{
  if (!pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "NULL pointer specified as mother for volume: " << pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
    return;
  }
  if (pLogical == pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "Cannot place a volume inside itself! Volume: " << pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
  }
  pMotherLogical->AddDaughter(this);
  SetMotherLogical(pMotherLogical);
  SetParameterisation(pMotherLogical, pAxis, nDivs,
                      width, offset, DivNDIVandWIDTH);
  CheckAndSetParameters (pAxis, nDivs, width, offset,
                         DivNDIVandWIDTH, pMotherLogical);
}

//--------------------------------------------------------------------------
G4PVDivision::G4PVDivision(const G4String& pName,
                                 G4LogicalVolume* pLogical,
                                 G4LogicalVolume* pMotherLogical,
                           const EAxis pAxis,
                           const G4int nDivs,
                           const G4double offset )
  : G4VPhysicalVolume(0,G4ThreeVector(),pName,pLogical,0),
    fcopyNo(-1)
{
  if (!pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "NULL pointer specified as mother! Volume: " << pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
    return;
  }
  if (pLogical == pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "Cannot place a volume inside itself! Volume: " << pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
  }
  pMotherLogical->AddDaughter(this);
  SetMotherLogical(pMotherLogical);
  SetParameterisation(pMotherLogical, pAxis, nDivs, 0., offset, DivNDIV);
  CheckAndSetParameters (pAxis, nDivs, 0., offset, DivNDIV, pMotherLogical);
}

//--------------------------------------------------------------------------
G4PVDivision::G4PVDivision(const G4String& pName,
                                 G4LogicalVolume* pLogical,
                                 G4LogicalVolume* pMotherLogical,
                           const EAxis pAxis,
                           const G4double width,
                           const G4double offset )
  : G4VPhysicalVolume(0,G4ThreeVector(),pName,pLogical,0),
    fcopyNo(-1)
{
  if (!pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "NULL pointer specified as mother! Volume: " + pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
    return;
  }
  if (pLogical == pMotherLogical)
  {
    std::ostringstream message;
    message << "Invalid setup." << G4endl
            << "Cannot place a volume inside itself! Volume: "+ pName;
    G4Exception("G4PVDivision::G4PVDivision()", "GeomDiv0002",
                FatalException, message);
  }
  pMotherLogical->AddDaughter(this);
  SetMotherLogical(pMotherLogical);
  SetParameterisation(pMotherLogical, pAxis, 0, width, offset, DivWIDTH);
  CheckAndSetParameters (pAxis, 0, width, offset, DivWIDTH, pMotherLogical);
}

//--------------------------------------------------------------------------
void
G4PVDivision::CheckAndSetParameters( const EAxis pAxis,
                                     const G4int nDivs,
                                     const G4double width,
                                     const G4double offset, 
                                           DivisionType divType,
                                     const G4LogicalVolume* pMotherLogical )
{
  if( divType == DivWIDTH )
  {
    fnReplicas = fparam->GetNoDiv();
  }
  else
  {
    fnReplicas = nDivs;
  }
  if (fnReplicas < 1 )
  {
    G4Exception("G4PVDivision::CheckAndSetParameters()", "GeomDiv0002",
                FatalException, "Illegal number of replicas!");
  }

  if( divType != DivNDIV)
  {
    fwidth = fparam->GetWidth();
  }
  else
  {
    fwidth = width;
  }
  if( fwidth < 0 )
  {
    G4Exception("G4PVDivision::CheckAndSetParameters()", "GeomDiv0002",
                FatalException, "Width must be positive!");
  }
  
  foffset = offset;
  fdivAxis = pAxis;

  //
  if( pAxis == kRho || pAxis == kRadial3D || pAxis == kPhi )
  {
    faxis = kZAxis;
  }
  else
  {
    faxis = pAxis;
  }
  
  // Create rotation matrix: for phi axis it will be changed
  // in G4VPVParameterisation::ComputeTransformation, for others
  // it will stay the unity
  //
  G4RotationMatrix *pRMat = new G4RotationMatrix();
  SetRotation(pRMat);
  
  switch (faxis)
  {
    case kPhi:
      break;
    case kRho:
    case kXAxis:
    case kYAxis:
    case kZAxis:
      break;
    default:
      G4Exception("G4PVDivision::CheckAndSetParameters()", "GeomDiv0002",
                  FatalException, "Unknown axis of replication.");
      break;
  }


  //----- Check that mother solid is of the same type than
  //      daughter solid (otherwise, the corresponding
  //      Parameterisation::ComputeDimension() will not be called)
  //
  G4String msolType = pMotherLogical->GetSolid()->GetEntityType();
  G4String dsolType = GetLogicalVolume()->GetSolid()->GetEntityType();
  if( msolType != dsolType && ( msolType != "G4Trd" || dsolType != "G4Trap" ) )
  {
    std::ostringstream message;
    message << "Incorrect solid type for division of volume "
            << GetName() << "." << G4endl
            << "It is: " << msolType
            << ", while it should be: " << dsolType << "!";
    G4Exception("G4PVDivision::CheckAndSetParameters()",
                "GeomDiv0002", FatalException, message );
  }
}

//--------------------------------------------------------------------------
G4PVDivision::~G4PVDivision()
{
}

//--------------------------------------------------------------------------
EAxis G4PVDivision::GetDivisionAxis() const
{
  return fdivAxis;
}

//--------------------------------------------------------------------------
G4bool G4PVDivision::IsParameterised() const
{ 
  return true;
}

//--------------------------------------------------------------------------
G4bool G4PVDivision::IsMany() const
{
  return false; 
}

//--------------------------------------------------------------------------
G4int G4PVDivision::GetCopyNo() const
{
  return fcopyNo;
}

//--------------------------------------------------------------------------
void  G4PVDivision::SetCopyNo(G4int newCopyNo)
{
  fcopyNo= newCopyNo;
}

//--------------------------------------------------------------------------
G4bool G4PVDivision::IsReplicated() const
{
  return true;
}

//--------------------------------------------------------------------------
G4VPVParameterisation* G4PVDivision::GetParameterisation() const
{
  return fparam;
}

//--------------------------------------------------------------------------
void G4PVDivision::GetReplicationData(EAxis& axis,
                                      G4int& nDivs,
                                      G4double& width,
                                      G4double& offset,
                                      G4bool& consuming ) const
{
  axis=faxis;
  nDivs=fnReplicas;
  width=fwidth;
  offset=foffset;
  consuming=false;
}


//--------------------------------------------------------------------------
//TODO: this method should check that the child lv is of the correct type,
//      else the ComputeDimensions will never be called
void G4PVDivision::SetParameterisation( G4LogicalVolume* motherLogical,
                                  const EAxis axis,
                                  const G4int nDivs,
                                  const G4double width,
                                  const G4double offset,
                                        DivisionType divType )
{
  // Check that solid is compatible with mother solid and axis of division   
  // CheckSolid( solid, motherSolid );
  // G4cout << " Axis " << axis << G4endl;

  G4VSolid* mSolid = motherLogical->GetSolid();
  G4String mSolidType = mSolid->GetEntityType();

  // If the solid is a reflected one, update type to its
  // real constituent solid.
  // 
  if (mSolidType == "G4ReflectedSolid")
  {
      mSolidType = ((G4ReflectedSolid*)mSolid)->GetConstituentMovedSolid()
                 ->GetEntityType(); 
  }    

  // Parameterisation type depend of mother solid type and axis of division
  //
  if( mSolidType == "G4Box" )
  {
    switch( axis )
    {
      case kXAxis:
        fparam = new G4ParameterisationBoxX( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kYAxis:
        fparam = new G4ParameterisationBoxY( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationBoxZ( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
        break;
    }
  }
  else if( mSolidType == "G4Tubs" )
  {
    switch( axis )
    {
      case kRho:
        fparam = new G4ParameterisationTubsRho( axis, nDivs, width,
                                                offset, mSolid, divType );
        break;
      case kPhi:
        fparam = new G4ParameterisationTubsPhi( axis, nDivs, width,
                                                offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationTubsZ( axis, nDivs, width,
                                              offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
        break;
    }
  }
  else if( mSolidType == "G4Cons" )
  {
    switch( axis )
    {
      case kRho:
        fparam = new G4ParameterisationConsRho( axis, nDivs, width,
                                                offset, mSolid, divType );
        break;
      case kPhi:
        fparam = new G4ParameterisationConsPhi( axis, nDivs, width,
                                                offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationConsZ( axis, nDivs, width,
                                              offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
        break;
    }
  }
  else if( mSolidType == "G4Trd" )
  { 
    switch( axis )
    {
      case kXAxis:
        fparam = new G4ParameterisationTrdX( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kYAxis:
        fparam = new G4ParameterisationTrdY( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationTrdZ( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
        break;
    }
  }
  else if( mSolidType == "G4Para" )
  { 
    switch( axis )
    {
      case kXAxis:
        fparam = new G4ParameterisationParaX( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kYAxis:
        fparam = new G4ParameterisationParaY( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationParaZ( axis, nDivs, width,
                                             offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
        break;
    }
  }
//  else if( mSolidType == "G4Trap" )
//  {
//  }
  else if( mSolidType == "G4Polycone" )
  {
    switch( axis )
    {
      case kRho:
        fparam = new G4ParameterisationPolyconeRho( axis, nDivs, width,
                                                    offset, mSolid, divType );
        break;
      case kPhi:
        fparam = new G4ParameterisationPolyconePhi( axis, nDivs, width,
                                                    offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationPolyconeZ( axis, nDivs, width,
                                                  offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
      break;
    }
  }
  else if( mSolidType == "G4Polyhedra" )
  {
    switch( axis )
    {
      case kRho:
        fparam = new G4ParameterisationPolyhedraRho( axis, nDivs, width,
                                                    offset, mSolid, divType );
        break;
      case kPhi:
        fparam = new G4ParameterisationPolyhedraPhi( axis, nDivs, width,
                                                    offset, mSolid, divType );
        break;
      case kZAxis:
        fparam = new G4ParameterisationPolyhedraZ( axis, nDivs, width,
                                                  offset, mSolid, divType );
        break;
      default:
        ErrorInAxis( axis, mSolid );
      break;
    }
  }
  else
  {
    std::ostringstream message;
    message << "Solid type " << mSolidType << " not supported!"  << G4endl
            << "Divisions for " << mSolidType << " are not implemented.";
    G4Exception("G4PVDivision::SetParameterisation()", "GeomDiv0001",
                FatalException, message);
  }
}

//--------------------------------------------------------------------------
void G4PVDivision::ErrorInAxis( EAxis axis, G4VSolid* solid )
{
  G4String error = "Trying to divide solid " + solid->GetName()
                 + " of type " + solid->GetEntityType() + " along axis ";
  switch( axis )
  {
    case kXAxis:
      error += "X.";
      break;
    case kYAxis:
      error += "Y.";
      break;
    case kZAxis:
      error += "Z.";
      break;
    case kRho:
      error += "Rho.";
      break;
    case kRadial3D:
      error += "Radial3D.";
      break;
    case kPhi:
      error += "Phi.";
      break;
    default:
      break;
  }
  G4Exception("G4PVDivision::ErrorInAxis()", "GeomDiv0002",
              FatalException, error);
}
// The next methods are for specialised repeated volumes 
//     (replicas, parameterised vol.) which are completely regular.
// Currently this is not applicable to divisions  ( J.A. Nov 2005 )
// ----------------------------------------------------------------------
// IsRegularRepeatedStructure()
//
G4bool G4PVDivision::IsRegularStructure() const
{
  return false;
}           

// ----------------------------------------------------------------------
// IsRegularRepeatedStructure()
//
G4int G4PVDivision::GetRegularStructureId() const
{
  return 0;  
}           
// This is for specialised repeated volumes (replicas, parameterised vol.)