DicomPhantomZSliceHeader.hh

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// $Id: DicomPhantomZSliceHeader.hh 92820 2015-09-17 15:22:14Z gcosmo $
//
//

#ifndef DicomPhantomZSliceHeader_h
#define DicomPhantomZSliceHeader_h 1

#include "globals.hh"
class G4material;
#include <fstream>
#include <vector>

//*******************************************************
//*******************************************************

class DicomPhantomZSliceHeader
{
public:
  DicomPhantomZSliceHeader(const G4String&);
  
  DicomPhantomZSliceHeader( const DicomPhantomZSliceHeader& rhs );
  // build object copying an existing one (except Z dimensions)
  
  DicomPhantomZSliceHeader( std::ifstream& fin );
  // build object reading data from a file
  
  ~DicomPhantomZSliceHeader();
  
  // Get and set methods
  G4int GetNoVoxelX() const { return fNoVoxelX; };
  G4int GetNoVoxelY() const { return fNoVoxelY; };
  G4int GetNoVoxelZ() const { return fNoVoxelZ; };
  G4int GetNoVoxels() const { return fNoVoxelX*fNoVoxelY*fNoVoxelZ; };
    
  G4double GetMinX() const { return fMinX; };
  G4double GetMinY() const { return fMinY; };
  G4double GetMinZ() const { return fMinZ; };
  G4double GetMaxX() const { return fMaxX; };
  G4double GetMaxY() const { return fMaxY; };
  G4double GetMaxZ() const { return fMaxZ; };
  
  G4double GetVoxelHalfX() const { return (fMaxX-fMinX)/fNoVoxelX/2.; };
  G4double GetVoxelHalfY() const { return (fMaxY-fMinY)/fNoVoxelY/2.; };
  G4double GetVoxelHalfZ() const { return (fMaxZ-fMinZ)/fNoVoxelZ/2.; };
  
  const std::vector<G4String>& GetMaterialNames() const { return fMaterialNames; };
  
  void SetNoVoxelX(const G4int& val) { fNoVoxelX = val; }
  void SetNoVoxelY(const G4int& val) { fNoVoxelY = val; }
  void SetNoVoxelZ(const G4int& val) { fNoVoxelZ = val; }
  
  void SetMinX(const G4double& val) { fMinX = val; };
  void SetMaxX(const G4double& val) { fMaxX = val; };
  void SetMinY(const G4double& val) { fMinY = val; };
  void SetMaxY(const G4double& val) { fMaxY = val; };
  void SetMinZ(const G4double& val) { fMinZ = val; };
  void SetMaxZ(const G4double& val) { fMaxZ = val; };
  
  void SetMaterialNames(std::vector<G4String>& mn ){ fMaterialNames = mn; }

  void operator+=( const DicomPhantomZSliceHeader& rhs );
  DicomPhantomZSliceHeader operator+( const DicomPhantomZSliceHeader& rhs );
  // add two slices that have the same dimensions, merging them in Z
  
  //=================================================================
  //  NEW REVISION ( Jonathan Madsen - jonathan.madsen@cern.ch )
  //  December 2012
  //
  //  New data handling format -> movement away from file-based to class based
  //      -- If density and mate ID data is not present -> read from file
  //
  //  REASONING:
  //      --  DICOM data can contain inconsistencies, handling via class 
  //    instead of via file
  //          allows safe/easy modification
  //
  //  Adding Data to densities and fMateIDs
  //
  void SetFilename(const G4String& val) { fFilename = val; }
  void SetSliceLocation(const G4double& val) { fSliceLocation = val; }
    void AddMaterial(const G4String& val) { fMaterialNames.push_back(val); }
  
  const G4double& GetSliceLocation() const { return fSliceLocation; }
  
  void AddRow() { fValues.push_back(std::vector<G4double>(0)); 
    fMateIDs.push_back(std::vector<G4int>(0)); }
  
  void AddValue(G4double val) { (fValues.size() > 0) ? 
      fValues.back().push_back(val) : 
      fValues.push_back(std::vector<G4double>(1,val)); }
  void AddValue(const std::vector<G4double>& val) { fValues.push_back(val); }
  void AddValue(const std::vector<std::vector<G4double> >& val) {
    for(unsigned int i = 0; i < val.size(); ++i) { fValues.push_back(val.at(i)); }
  }
  
  void AddMateID(G4int val) { (fMateIDs.size() > 0) ? 
      fMateIDs.back().push_back(val) : 
      fMateIDs.push_back(std::vector<G4int>(1,val)); }
  void AddMateID(const std::vector<G4int>& val) { fMateIDs.push_back(val); }
  void AddMateID(const std::vector<std::vector<G4int> >& val) {
    for(unsigned int i = 0; i < val.size(); ++i) { fMateIDs.push_back(val.at(i)); }
  }
  
  const std::vector<std::vector<G4double> >& GetValues() const { return fValues; }
  const std::vector<std::vector<G4int> >& GetMateIDs() const { return fMateIDs; }
  
  void DumpToFile();
  void ReadDataFromFile();
  
  void DumpExcessMemory() { 
    if(fFilename.length() != 0) { fValues.clear(); fMateIDs.clear(); } }
  
  void FlipData();
  
private:
  inline G4bool IsInteger(const G4String&);
  template <typename T> 
  inline void Print(std::ostream&, const std::vector<T>&, const G4String&, 
                    G4int breakLine = -1);
  template <typename T> inline T G4s2n(const G4String&);
  template <typename T> inline bool CheckConsistency(const T&, const T&, G4String);
  //
  //  END NEW REVISION
  //=======================================================================
  
private:
  G4bool CheckMaterialExists( const G4String& mateName );
  // check that material read exists as a G4Material
  
private:
  G4int fNoVoxelX, fNoVoxelY, fNoVoxelZ;  // number of voxels in each dimensions
  G4double fMinX,fMinY,fMinZ; // minimum extension of voxels (position of wall)
  G4double fMaxX,fMaxY,fMaxZ; // maximum extension of voxels (position of wall)
  
  std::vector<G4String> fMaterialNames; // list of material names
  
  G4String fFilename;
  std::vector<std::vector<G4double> > fValues;
  std::vector<std::vector<G4int> > fMateIDs;
  G4double fSliceLocation;
  
};

//============================================================================
// This function flips all the data
// Otherwise, the image is upside-down
inline void DicomPhantomZSliceHeader::FlipData()
{
  std::reverse(fValues.begin(), fValues.end());
  std::reverse(fMateIDs.begin(), fMateIDs.end());    
}
//=============================================================================
inline G4bool DicomPhantomZSliceHeader::IsInteger(const G4String& str)
{
  return (str.find_first_not_of("0123456789") == std::string::npos) ? true : false;
}
//============================================================================
template <typename T>
inline T DicomPhantomZSliceHeader::G4s2n(const G4String& str)
{
  std::istringstream iss(str);
  T val;
  iss >> val;
  return val;
}

//============================================================================
template <typename T>
inline bool DicomPhantomZSliceHeader::CheckConsistency(const T& val1, const T& val2, 
                                                       G4String category) {
  if(val1 != val2) {
    G4Exception("DicomPhantomSliceZHeader::CheckConsistency", 
                "Consistency Mismatch : Keeping previous value if nonzero",
                JustWarning, category.c_str());
        return false;
  }
  return true;
}
//============================================================================
template <typename T>
inline void DicomPhantomZSliceHeader::Print(std::ostream& out, const std::vector<T>& val, 
                                            const G4String& delim, G4int breakLine)
{
  for(unsigned int i = 0; i < val.size(); ++i) {
    out << val.at(i);
    if(breakLine < 0) {
      if(i+1 < val.size()) { out << delim; }
      else { out << G4endl; }
    } else {
      ((i != 0 && i%breakLine == 0) ? (out << G4endl) : (out << delim)); }
  }
}
//==========================================================================

#endif