G4InterpolationIterator.hh

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00001 //
00002 // ********************************************************************
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00025 //
00026 //
00027 // $Id$
00028 //
00029 #ifndef G4InterpolationIterator_h
00030 #define G4InterpolationIterator_h 1
00031 
00032 #include "G4InterpolationManager.hh"
00033 #include "G4HadronicException.hh"
00034 
00035 
00036 class G4InterpolationIterator
00037 {
00038    private:   
00039    G4InterpolationIterator() {}
00040    
00041    public:
00042    G4InterpolationIterator(G4InterpolationManager * aManager)
00043    {
00044      started = false;
00045      theManager = aManager;
00046    }
00047    
00048    ~G4InterpolationIterator(){}
00049    
00050    inline G4bool Fetch() 
00051    {
00052      if(!started) 
00053      {
00054        started = true;
00055        counter=-1;
00056        current = 0;
00057      }
00058      G4bool result = true;
00059      if(++counter==nEntries)
00060        started = false;
00061        result = false;
00062      else if(current != nRanges-1&&counter==theManager->start[current+1])
00063        current++;
00064      return result;
00065    }
00066    
00067    inline G4InterpolationScheme Current() 
00068    {
00069      if(!started) throw G4HadronicException(__FILE__, __LINE__, "G4InterpolationIterator not started yet");
00070      return aManager->scheme[current];
00071    }
00072    
00073    private:
00074    G4InterpolationManager * theManager;
00075    G4int current;
00076    G4int counter;
00077    G4bool started;
00078 };
00079 
00080 #endif

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