G4tgbPlaceParamLinear.cc

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// G4tgbPlaceParamLinear implementation
//
// Author: P.Arce, CIEMAT (November 2007)
// --------------------------------------------------------------------
 
#include "G4tgbPlaceParamLinear.hh"
#include "G4RotationMatrix.hh"
#include "G4VPhysicalVolume.hh"
#include "G4tgrMessenger.hh"
#include "G4tgrPlaceParameterisation.hh"
 
// --------------------------------------------------------------------
G4tgbPlaceParamLinear::~G4tgbPlaceParamLinear()
{
}
 
// --------------------------------------------------------------------
G4tgbPlaceParamLinear::
G4tgbPlaceParamLinear(G4tgrPlaceParameterisation* tgrParam)
  : G4tgbPlaceParameterisation(tgrParam)
{
  //---- Get translation and rotation
  if(tgrParam->GetParamType() == "LINEAR")
  {
    CheckNExtraData(tgrParam, 6, WLSIZE_EQ, "G4tgbPlaceParamLinear:");
    theDirection =
      G4ThreeVector(tgrParam->GetExtraData()[3], tgrParam->GetExtraData()[4],
                    tgrParam->GetExtraData()[5]);
    theAxis = kZAxis;
  }
  else
  {
    CheckNExtraData(tgrParam, 3, WLSIZE_EQ, "G4tgbPlaceParamLinear:");
    if(tgrParam->GetParamType() == "LINEAR_X")
    {
      theDirection = G4ThreeVector(1., 0., 0.);
      theAxis      = kXAxis;
    }
    else if(tgrParam->GetParamType() == "LINEAR_Y")
    {
      theDirection = G4ThreeVector(0., 1., 0.);
      theAxis      = kYAxis;
    }
    else if(tgrParam->GetParamType() == "LINEAR_Z")
    {
      theDirection = G4ThreeVector(0., 0., 1.);
      theAxis      = kZAxis;
    }
  }
 
  if(theDirection.mag() == 0.)
  {
    G4Exception("G4tgbPlaceParamLinear::G4tgbPlaceParamLinear()",
                "InvalidSetup", FatalException, "Direction is zero !");
  }
  else
  {
    theDirection /= theDirection.mag();
  }
 
  theNCopies = G4int(tgrParam->GetExtraData()[0]);
  theStep    = tgrParam->GetExtraData()[1];
  theOffset  = tgrParam->GetExtraData()[2];
 
  theTranslation = G4ThreeVector(0., 0., 0.) + theOffset * theDirection;
 
#ifdef G4VERBOSE
  if(G4tgrMessenger::GetVerboseLevel() >= 2)
  {
    G4cout << " G4tgbPlaceParamLinear::G4tgbPlaceParamLinear(): "
           << " param type " << tgrParam->GetParamType() << G4endl
           << "   N copies " << theNCopies << G4endl << "   step " << theStep
           << G4endl << "   offset " << theOffset << G4endl << "   translation "
           << theTranslation << G4endl << "   direction " << theDirection
           << G4endl << "   axis " << theAxis << G4endl;
  }
#endif
}
 
// --------------------------------------------------------------------
void G4tgbPlaceParamLinear::
ComputeTransformation(const G4int copyNo, G4VPhysicalVolume* physVol) const
{
  G4ThreeVector origin = theTranslation + copyNo * theStep * theDirection;
 
#ifdef G4VERBOSE
  if(G4tgrMessenger::GetVerboseLevel() >= 3)
  {
    G4cout << " G4tgbPlaceParamLinear::ComputeTransformation() -"
           << physVol->GetName() << G4endl << " copyNo " << copyNo << " pos "
           << origin << G4endl;
  }
#endif
  //----- Set traslation and rotation
  physVol->SetTranslation(origin);
  physVol->SetCopyNo(copyNo);
  physVol->SetRotation(theRotationMatrix);
}