G4LatticeReader.hh

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//
// NOTE:  This reader class for logical lattices should be moved to
//    materials/ after the 10.0 release (and this comment removed).
//
// 20131115  Move ctor, dtor implementations to .cc file.

#ifndef G4LatticeReader_h
#define G4LatticeReader_h 1

#include "globals.hh"
#include <iosfwd>

class G4LatticeLogical;

class G4LatticeReader {
public:
  G4LatticeReader(G4int vb=0);
  ~G4LatticeReader();

  void SetVerboseLevel(G4int vb) { verboseLevel = vb; }

  G4LatticeLogical* MakeLattice(const G4String& filepath);

protected:
  G4bool OpenFile(const G4String& filepath);
  G4bool ProcessToken();
  G4bool ProcessValue(const G4String& name);  // Numerical parameters
  G4bool ProcessConstants();      // Four dynamical constants
  G4bool ProcessMap();        // Velocity magnitudes file
  G4bool ProcessNMap();       // Direction vectors file
  G4bool ReadMapInfo();       // Get map file parameters
  G4bool SkipComments();        // Everything after '#'
  void CloseFile();

private:
  G4int verboseLevel;   // For reporting progress, also use G4VERBOSE

  std::ifstream* psLatfile; // Configuration file being read
  G4LatticeLogical* pLattice; // Lattice under construction (not owned)

  G4String fMapPath;    // Path to config file to find velocity maps
  G4String fToken;    // Reusable buffers for reading file
  G4double fValue;    // ... floating point data values
  G4String fMap, fsPol;   // ... map filename and polarization code
  G4int    fPol, fNX, fNY;  // ... map binning in each direction

  static const G4String fDataDir; // Directory path ($G4LATTICEDATA)
};

#endif  /* G4LatticeReader_h */