Initial revision

hardsup/table.h

@@ -0,0 +1,35 @@
+/*---------------------------------------------------------------------------
+  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