G4OpticalSurface.cc

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// $Id: G4OpticalSurface.cc 108421 2018-02-13 11:16:20Z gcosmo $
//
// 
// Optical Surface Class Implementation
//
// File:        G4OpticalSurface.cc
// Description: An optical surface class for use in G4OpBoundaryProcess
// Version:     2.0
// Created:     1997-06-26
// Author:      Peter Gumplinger
// updated:     2017-02-24 Mariele Stockhoff add DAVIS model 
// mail:        gum@triumf.ca

#include <iostream>
#include <fstream>

//#include "G4ios.hh"
#include "globals.hh"
#include "G4OpticalSurface.hh"

// Class Implementation

        // Operators

G4OpticalSurface& G4OpticalSurface::operator=(const G4OpticalSurface& right)
{
  if (this != &right)
    {
      theName                    = right.theName;
      theType                    = right.theType;
      theModel                   = right.theModel;
      theFinish                  = right.theFinish;
      sigma_alpha                = right.sigma_alpha;
      polish                     = right.polish;
      theMaterialPropertiesTable = right.theMaterialPropertiesTable;

      if (AngularDistribution) delete [] AngularDistribution;
      AngularDistribution =
                       new G4float[incidentIndexMax*thetaIndexMax*phiIndexMax];
      *(AngularDistribution)     =  *(right.AngularDistribution);

      if (AngularDistributionLUT) delete [] AngularDistributionLUT;
      AngularDistributionLUT = new G4float[indexmax];
      *(AngularDistributionLUT)  =  *(right.AngularDistributionLUT);
      
      if (Reflectivity) delete [] Reflectivity;
      Reflectivity = new G4float[RefMax];
      *(Reflectivity) =  *(right.Reflectivity);
 
      if (DichroicVector) delete DichroicVector;
      DichroicVector = new G4Physics2DVector();
      *DichroicVector =  *(right.DichroicVector);
     } 
  return *this;
}

        // Constructors

G4OpticalSurface::G4OpticalSurface(const G4String& name,
                                   G4OpticalSurfaceModel model,
                                   G4OpticalSurfaceFinish finish,
                                   G4SurfaceType type,
                                   G4double value)
                                   : G4SurfaceProperty(name,type),
                                     theModel(model),
                                     theFinish(finish),
                                     theMaterialPropertiesTable(0)
{
        if ( model == glisur ){
           polish = value;
           sigma_alpha = 0.0;
        }
        else if ( model == unified ) {
                sigma_alpha = value;
                polish = 0.0;
  }
        else if ( model == LUT ) {
                sigma_alpha = value;
                polish = 0.0;
        }
        else if ( model == dichroic ) {
                sigma_alpha = value;
                polish = 0.0;
        }
        else if ( model == DAVIS ) {
                sigma_alpha = value;
                polish = 0.0;
        }
        else {
                G4Exception("G4OpticalSurface::G4OpticalSurface()", "mat309",
                            FatalException,
                            "Constructor called with INVALID model.");
  }

        AngularDistribution   = NULL;

        AngularDistributionLUT  = NULL;
        Reflectivity            = NULL;
        
        DichroicVector        = NULL;

        if (type == dielectric_LUT) {
           AngularDistribution =
                       new G4float[incidentIndexMax*thetaIndexMax*phiIndexMax];
           ReadLUTFile();
        }
 
        if (type == dielectric_LUTDAVIS) {
           AngularDistributionLUT = new G4float[indexmax];
           ReadLUTDAVISFile();
                        
           Reflectivity = new G4float[RefMax];
           ReadReflectivityLUTFile();
        }

        if (type == dielectric_dichroic) {
           DichroicVector = new G4Physics2DVector();
           ReadDichroicFile();
        }
}

G4OpticalSurface::~G4OpticalSurface()
{
        if (AngularDistribution) delete [] AngularDistribution;

        if (AngularDistributionLUT) delete [] AngularDistributionLUT; 
        if (Reflectivity) delete [] Reflectivity;

        if (DichroicVector) delete DichroicVector;
}

G4OpticalSurface::G4OpticalSurface(const G4OpticalSurface &right)
  : G4SurfaceProperty(right.theName,right.theType)
{
       *this = right;
       this->theName = right.theName;
       this->theType = right.theType;
       this->theModel = right.theModel;
       this->theFinish = right.theFinish;
       this->sigma_alpha = right.sigma_alpha;
       this->polish = right.polish;
       this->theMaterialPropertiesTable = right.theMaterialPropertiesTable;
       
       if (this->AngularDistribution) delete [] AngularDistribution;
       this->AngularDistribution =
                       new G4float[incidentIndexMax*thetaIndexMax*phiIndexMax];                       
       *(this->AngularDistribution) = *(right.AngularDistribution);
       
       if (this->AngularDistributionLUT) delete [] AngularDistributionLUT;
       this->AngularDistributionLUT = new G4float[indexmax];
       *(this->AngularDistributionLUT) = *(right.AngularDistributionLUT);
       if (this->Reflectivity) delete [] Reflectivity;
       this->Reflectivity = new G4float[RefMax];
       *(this->Reflectivity) = *(right.Reflectivity);

       if (this->DichroicVector) delete DichroicVector;
       this->DichroicVector = new G4Physics2DVector();
       *(this->DichroicVector) = *(right.DichroicVector);
}

G4int G4OpticalSurface::operator==(const G4OpticalSurface &right) const
{
        return (this == (G4OpticalSurface *) &right);
}

G4int G4OpticalSurface::operator!=(const G4OpticalSurface &right) const
{
        return (this != (G4OpticalSurface *) &right);
}
        // Methods

G4int G4OpticalSurface::GetInmax(void) const 
{ 
  return indexmax; 
}

G4int G4OpticalSurface::GetLUTbins(void) const 
{ 
  return LUTbins; 
}

G4int G4OpticalSurface::GetRefMax(void) const 
{ 
  return RefMax; 
}
    
G4int G4OpticalSurface::GetThetaIndexMax(void) const 
{ 
  return thetaIndexMax; 
}

G4int G4OpticalSurface::GetPhiIndexMax(void) const 
{ 
  return phiIndexMax; 
}

void G4OpticalSurface::DumpInfo() const 
{
        // Dump info for surface

        G4cout << 
        "  Surface type   = " << G4int(theType)   << G4endl <<
        "  Surface finish = " << G4int(theFinish) << G4endl <<
        "  Surface model  = " << G4int(theModel)  << G4endl;

        G4cout << G4endl;

        G4cout << "  Surface parameter " << G4endl;
        G4cout << "  ----------------- " << G4endl;
        if (theModel == glisur ){
           G4cout << polish      << G4endl;
        }
        else if (theModel == LUT ){
           G4cout << sigma_alpha << G4endl;
        }
  else {
           G4cout << sigma_alpha << G4endl;
        }
        G4cout << G4endl;
}

void G4OpticalSurface::SetType(const G4SurfaceType& type)
{
  theType = type;

  if (type == dielectric_LUTDAVIS) {
     if (!AngularDistributionLUT) AngularDistributionLUT =
                       new G4float[indexmax];
     ReadLUTDAVISFile();
  }

  if (type == dielectric_LUT) {
     if (!AngularDistribution) AngularDistribution =
                       new G4float[incidentIndexMax*thetaIndexMax*phiIndexMax];

     ReadLUTFile();
  }
  if (type == dielectric_dichroic) {
     if (!DichroicVector) DichroicVector = new G4Physics2DVector();
     ReadDichroicFile();
  }
}

void G4OpticalSurface::SetFinish(const G4OpticalSurfaceFinish finish)
{
  theFinish = finish;
  if (theType == dielectric_LUT) {
     if (!AngularDistribution) AngularDistribution =
                       new G4float[incidentIndexMax*thetaIndexMax*phiIndexMax];
     ReadLUTFile();
  }
  
  if (theType == dielectric_LUTDAVIS) {
     if (!AngularDistributionLUT) AngularDistributionLUT = 
                       new G4float[indexmax];
     ReadLUTDAVISFile();

     if (!Reflectivity) Reflectivity = new G4float[RefMax];
     ReadReflectivityLUTFile();
  }

  if (theType == dielectric_dichroic) {
     if (!DichroicVector) DichroicVector = new G4Physics2DVector();
     ReadDichroicFile();
  }
}

void G4OpticalSurface::ReadLUTFile()
{
  G4String readLUTFileName = " ";

  if (theFinish == polishedlumirrorglue) {
     readLUTFileName = "PolishedLumirrorGlue.dat";
  }
  else if (theFinish == polishedlumirrorair) {
     readLUTFileName = "PolishedLumirror.dat";
  }
  else if (theFinish == polishedteflonair) {
     readLUTFileName = "PolishedTeflon.dat";
  }
  else if (theFinish == polishedtioair) {
     readLUTFileName = "PolishedTiO.dat";
  }
  else if (theFinish == polishedtyvekair) {
     readLUTFileName = "PolishedTyvek.dat";
  }
  else if (theFinish == polishedvm2000glue) {
     readLUTFileName = "PolishedVM2000Glue.dat";
  }
  else if (theFinish == polishedvm2000air) {
     readLUTFileName = "PolishedVM2000.dat";
  }
  else if (theFinish == etchedlumirrorglue) {
     readLUTFileName = "EtchedLumirrorGlue.dat";
  }
  else if (theFinish == etchedlumirrorair) {
     readLUTFileName = "EtchedLumirror.dat";
  }
  else if (theFinish == etchedteflonair) {
     readLUTFileName = "EtchedTeflon.dat";
  }
  else if (theFinish == etchedtioair) {
     readLUTFileName = "EtchedTiO.dat";
  }
  else if (theFinish == etchedtyvekair) {
     readLUTFileName = "EtchedTyvek.dat";
  }
  else if (theFinish == etchedvm2000glue) {
     readLUTFileName = "EtchedVM2000Glue.dat";
  }
  else if (theFinish == etchedvm2000air) {
     readLUTFileName = "EtchedVM2000.dat";
  }
  else if (theFinish == groundlumirrorglue) {
     readLUTFileName = "GroundLumirrorGlue.dat";
  }
  else if (theFinish == groundlumirrorair) {
     readLUTFileName = "GroundLumirror.dat";
  }
  else if (theFinish == groundteflonair) {
     readLUTFileName = "GroundTeflon.dat";
  }
  else if (theFinish == groundtioair) {
     readLUTFileName = "GroundTiO.dat";
  }
  else if (theFinish == groundtyvekair) {
     readLUTFileName = "GroundTyvek.dat";
  }
  else if (theFinish == groundvm2000glue) {
     readLUTFileName = "GroundVM2000Glue.dat";
  }
  else if (theFinish == groundvm2000air) {
     readLUTFileName = "GroundVM2000.dat";
  }

  if (readLUTFileName == " ") return;

  char* path = getenv("G4REALSURFACEDATA");
  if (!path) {
     G4String excep =
        "G4OpBoundaryProcess - G4REALSURFACEDATA environment variable not set";
     G4Exception("G4OpticalSurface::ReadLUTFile()", "mat310",
                 FatalException, excep);
     return;
  }
  G4String pathString(path);

  readLUTFileName = pathString + "/" + readLUTFileName;

  std::ifstream readLUTFileHandle(readLUTFileName, std::ios::in);

  if (readLUTFileHandle) {
     G4int idxmax = incidentIndexMax*thetaIndexMax*phiIndexMax;
     for (G4int i = 0; i<idxmax; i++) {
       if (readLUTFileHandle.eof()) break;
       readLUTFileHandle >> AngularDistribution[i];
     }
     if (!readLUTFileHandle.bad()) {
        G4cout <<"LUT - data file: "<< readLUTFileName <<" read in! "<< G4endl;
     }
     else {
        G4String excep="LUT - data file: "+readLUTFileName+" not read propery";
        G4Exception("G4OpticalSurface::ReadLUTFile()", "mat312",
                    FatalException, excep);
        return;
     }
  }
  else {
     G4String excep ="LUT - data file: "+readLUTFileName+" not found";
     G4Exception("G4OpticalSurface::ReadLUTFile()", "mat311",
                 FatalException, excep);
     return;
  }
  readLUTFileHandle.close();
}

void G4OpticalSurface::ReadLUTDAVISFile()
{
  G4String readLUTDAVISFileName = " ";

  if (theFinish ==  Rough_LUT) {
     readLUTDAVISFileName = "Rough_LUT.dat";
   }else if (theFinish == RoughTeflon_LUT) {
     readLUTDAVISFileName = "RoughTeflon_LUT.dat";
   }else if (theFinish ==  RoughESR_LUT) {
     readLUTDAVISFileName = "RoughESR_LUT.dat";
   }else if (theFinish == RoughESRGrease_LUT) {
     readLUTDAVISFileName = "RoughESRGrease_LUT.dat";
   }else if (theFinish == Polished_LUT) {
     readLUTDAVISFileName = "Polished_LUT.dat";
   }else if (theFinish == PolishedTeflon_LUT) {
     readLUTDAVISFileName = "PolishedTeflon_LUT.dat";
   }else if (theFinish == PolishedESR_LUT) {
     readLUTDAVISFileName = "PolishedESR_LUT.dat";
  }else if (theFinish == PolishedESRGrease_LUT) {
     readLUTDAVISFileName = "PolishedESRGrease_LUT.dat";
  }else if (theFinish == Detector_LUT) {
     readLUTDAVISFileName = "Detector_LUT.dat";
  }

  if (readLUTDAVISFileName == " ") return;

  char* path = getenv("G4REALSURFACEDATA");
  if (!path) {
     G4String excep =
        "G4OpBoundaryProcess - G4REALSURFACEDATA environment variable not set";
     G4Exception("G4OpticalSurface::ReadLUTDAVISFile()", "mat310",
                 FatalException, excep);
     return;
  }
  G4String pathString(path);

  readLUTDAVISFileName = pathString + "/" + readLUTDAVISFileName;

  std::ifstream readLUTDAVISFileHandle(readLUTDAVISFileName, std::ios::in);

  if (readLUTDAVISFileHandle) {

     for (G4int i = 0; i<indexmax; i++) {
       if (readLUTDAVISFileHandle.eof()) break;
       readLUTDAVISFileHandle >> AngularDistributionLUT[i];
     }
     if (!readLUTDAVISFileHandle.bad()) {
        G4cout <<"LUT DAVIS - data file: " << 
                 readLUTDAVISFileName << " read in! " << G4endl;
     }
     else {
        G4String excep="LUT DAVIS- data file: "+readLUTDAVISFileName+" not read propery";
        G4Exception("G4OpticalSurface::ReadLUTFile()", "mat312",
                    FatalException, excep);
        return;
     }
  }
  else {
     G4String excep ="LUT DAVIS- data file: "+readLUTDAVISFileName+" not found";
     G4Exception("G4OpticalSurface::ReadLUTFile()", "mat311",
                 FatalException, excep);
     return;
  }
  readLUTDAVISFileHandle.close();
}

void G4OpticalSurface::ReadReflectivityLUTFile()
{
  G4String readReflectivityLUTFileName = " ";

  if (theFinish == Rough_LUT) {
     readReflectivityLUTFileName = "Rough_LUTR.dat";
  }
  if (theFinish == RoughTeflon_LUT) {
     readReflectivityLUTFileName = "RoughTeflon_LUTR.dat";
  }
  if (theFinish== RoughESR_LUT) {
     readReflectivityLUTFileName = "RoughESR_LUTR.dat";
  }
  if (theFinish == RoughESRGrease_LUT) {
     readReflectivityLUTFileName = "RoughESRGrease_LUTR.dat";
  }
  if (theFinish== Polished_LUT) {
     readReflectivityLUTFileName = "Polished_LUTR.dat";
  }
  if (theFinish == PolishedTeflon_LUT) {
     readReflectivityLUTFileName = "PolishedTeflon_LUTR.dat";
  }
  if (theFinish== PolishedESR_LUT) {
     readReflectivityLUTFileName = "PolishedESR_LUTR.dat";
  }
  if (theFinish== PolishedESRGrease_LUT) {
     readReflectivityLUTFileName = "PolishedESRGrease_LUTR.dat";
  }
  if (theFinish== Detector_LUT) {
     readReflectivityLUTFileName = "Detector_LUTR.dat";
  }

  if (readReflectivityLUTFileName == " ") return;

  char* path = getenv("G4REALSURFACEDATA");
  if (!path) {
     G4String excep =
        "G4OpBoundaryProcess - G4REALSURFACEDATA environment variable not set";
     G4Exception("G4OpticalSurface::ReadReflectivityLUTFile()", "mat310",
                 FatalException, excep);
     return;
  }
  G4String pathString(path);

  readReflectivityLUTFileName = pathString + "/" + readReflectivityLUTFileName;

  std::ifstream readReflectivityLUTFileHandle(readReflectivityLUTFileName,
                                              std::ios::in);

  if (readReflectivityLUTFileHandle) {
     for (G4int i = 0; i<RefMax; i++) {
       if (readReflectivityLUTFileHandle.eof()) break;
       readReflectivityLUTFileHandle >> Reflectivity[i];
     }
     if (!readReflectivityLUTFileHandle.bad()) {
        G4cout << "Reflectivity LUT DAVIS - data file: " <<
                  readReflectivityLUTFileName << " read in! " << G4endl;
     }
     else {
        G4String excep="Reflectivity LUT DAVIS- data file: "+readReflectivityLUTFileName+" not read propery";
        G4Exception("G4OpticalSurface::ReadReflectivityLUTFile()", "mat312",
                    FatalException, excep);
        return;
     }
  }
  else {
     G4String excep ="Reflectivity LUT DAVIS - data file: "+readReflectivityLUTFileName+" not found";
     G4Exception("G4OpticalSurface::ReadReflectivityLUTFile()", "mat311",
                 FatalException, excep);
     return;
  }
  readReflectivityLUTFileHandle.close();
}

void G4OpticalSurface::ReadDichroicFile()
{
  const char* datadir = getenv("G4DICHROICDATA");

  if(!datadir) {
    G4Exception("G4OpticalSurface::ReadDichroicFile()","mat313",
    FatalException,"Environment variable G4DICHROICDATA not defined");
    return;
  }

  std::ostringstream ost;
  ost << datadir;
  std::ifstream fin(ost.str().c_str());
  if( !fin.is_open()) {
    G4ExceptionDescription ed;
    ed << "Dichroic surface data file <" << ost.str().c_str()
       << "> is not opened!" << G4endl;
    G4Exception("G4OpticalSurface::ReadDichroicFile()","mat314",
    FatalException,ed," ");
    return;
  }

  if( !(DichroicVector->Retrieve(fin)) ) {
    G4ExceptionDescription ed;
    ed << "Dichroic surface data file <" << ost.str().c_str()
       << "> is not opened!" << G4endl;
    G4Exception("G4OpticalSurface::ReadDichroicFile()","mat315",
    FatalException,ed," ");
    return;
  }

//  DichroicVector->SetBicubicInterpolation(true);

  G4cout << " *** Dichroic surface data file *** " << G4endl;

  G4int numberOfXNodes = DichroicVector->GetLengthX();
  G4int numberOfYNodes = DichroicVector->GetLengthY();

  G4cout << "numberOfXNodes: " << numberOfXNodes << G4endl;
  G4cout << "numberOfYNodes: " << numberOfYNodes << G4endl;

  if (0 > numberOfXNodes || numberOfXNodes >= INT_MAX) numberOfXNodes = 0;
  if (0 > numberOfYNodes || numberOfYNodes >= INT_MAX) numberOfYNodes = 0;

  G4PV2DDataVector  xVector;
  G4PV2DDataVector  yVector;

  xVector.resize(numberOfXNodes,0.);
  yVector.resize(numberOfYNodes,0.);

  for(G4int i = 0; i<numberOfXNodes; ++i) {
     G4cout << "i: " << DichroicVector->GetX(i) << G4endl;
     xVector[i] = DichroicVector->GetX(i);
  }
  for(G4int j = 0; j<numberOfYNodes; ++j) {
     G4cout << "j: " << DichroicVector->GetY(j) << G4endl;
     yVector[j] = DichroicVector->GetY(j);
  }

  for(G4int j = 0; j<numberOfYNodes; ++j) {
     for(G4int i = 0; i<numberOfXNodes; ++i) {
        G4cout << " i: " << i << " j: " << j << " "
               << DichroicVector->GetValue(i,j) << G4endl;
     }
  }

//  G4int idx, idy;

//  for(G4int j = 0; j<numberOfYNodes-1; ++j) {
//     G4double y = (yVector[j] + yVector[j+1])/2.;
//     for(G4int i = 0; i<numberOfXNodes-1; ++i) {
//        G4double x = (xVector[i] + xVector[i+1])/2.;
//        G4cout << " x: " << x << " y: " << y << " "
//               << DichroicVector->Value(x,y,idx,idy) << G4endl;
//     }
//  }

}