36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/*---------------------------------------------------------------------------
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A general purpose translation table and interpolation module.
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Interpolation tables are read from a file, which is meant to
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contain pairs of val1 val2 per line.
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Mark Koennecke, October 1997
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copyright: see copyright.h
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-----------------------------------------------------------------------------*/
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#ifndef SICSTABLE
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#define SICSTABLE
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typedef struct __SicsTable *pSTable;
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/*------------------------- live & death ----------------------------------*/
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pSTable CreateTable(FILE *fd);
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/*
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creates a new table from a given file. The file is meant to have
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been positioned to the first entry for the table in the file.
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This leaves the caller free to examine a header, if any.
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*/
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void DeleteTable(pSTable self);
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/*------------------------- Interpolation --------------------------------*/
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int InterpolateVal1(pSTable pTable, float fKey, float *fResult);
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/*
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Returns a result from the second column for a key from the
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first column.
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*/
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int InterpolateVal2(pSTable pTable, float fKey, float *fResult);
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/*
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Returns a result from the first column for a key from the
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second column.
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*/
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#endif
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