/*---------------------------------------------------------------------------
  A general purpose translation table and interpolation module.
  Interpolation tables are read from a file, which is meant to
  contain pairs of val1 val2 per line. 
  
  
  Mark Koennecke, October 1997
  
  copyright: see copyright.h

-----------------------------------------------------------------------------*/  
#ifndef SICSTABLE
#define SICSTABLE
  typedef struct __SicsTable *pSTable;
  
/*------------------------- live & death ----------------------------------*/
    pSTable CreateTable(FILE *fd);
    /* 
       creates a new table from a given file. The file is meant to have 
       been positioned to the first entry for the table in the file. 
       This leaves the caller free to examine a header, if any.
    */    
    void    DeleteTable(pSTable self);
/*------------------------- Interpolation --------------------------------*/
   int InterpolateVal1(pSTable pTable, float fKey, float *fResult);
   /*
      Returns a result from the second column for a key from the
      first column.
    */      
   int InterpolateVal2(pSTable pTable, float fKey, float *fResult);    
   /*
      Returns a result from the first column for a key from the
      second column.
    */      
#endif