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thomsdf.h

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/*****************************************************************
* E.S.O. - VLT project
*
* "@(#) $Id: thomsdf.h,v 1.0 2003/06/10 09:13:28 vltsccm Exp $"
*
* who        when        what
* ---------  --------    ------------------------------------------
* mcomin     10/01/2003  created
*/

#ifndef THOMSDF_H
#define THOMSDF_H

#include "thomsdfErrors.h"

#define THOMSDF  "thomsdf"
#define M_PI     3.14159265358979323846

/* Macro to handle errors */
                                                   
#define thomsdfERR_RETURN(error,errId,params...)    \
        errAdd(error,THOMSDF,errId,__FILE__,"", ##params); \
        return(FAILURE);

#define thomsdfERR_ADD(error,errId,params...)    \
        errAdd(error,THOMSDF,errId,__FILE__,"", ##params);

ccsCOMPL_STAT thomsdfCalcFilter (
    vltUINT16  intTime,
    vltUINT16  filtFreq,
    vltFLOAT   gain,
    vltFLOAT  *mirrorCoeff,     /* Mirror transfer function */
    vltFLOAT  *discrCoeff,      /* X,Y axis discrete  coefficients */
    ccsERROR  *error
);

ccsCOMPL_STAT thomsdfFactor (
   vltDOUBLE *a,
   vltINT32   n,
   vltDOUBLE *det,
   INT16     *pivot
);

ccsCOMPL_STAT thomsdfSolve (
   vltDOUBLE *lu,
   vltINT32   nlu,
   vltDOUBLE *b,
   vltINT32   ncb,
   INT16     *pivot
);

ccsCOMPL_STAT thomsdfCalcContCoeff (
   vltUINT16  filtFreq,
   vltFLOAT  *mirror_coeff,
   vltFLOAT  *cnt_coeff, 
   ccsERROR  *error
);

ccsCOMPL_STAT thomsdfTustin3 (
   vltFLOAT T0, 
   vltFLOAT *fpni, 
   vltFLOAT *fpno,
   ccsERROR *error
);

ccsCOMPL_STAT thomsdfInv2x2( 
    vltFLOAT *matr, 
    vltFLOAT *inv_matr,
    ccsERROR *error
);


void thomsdfCalcStat (
    vltDOUBLE   sumX,
    vltDOUBLE   sumX2,
    vltINT32    numSamples,
    vltFLOAT   *meanVal,
    vltFLOAT   *rmsVal
);


#endif

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