initgrad.c

微软的基于HMM的人脸识别原代码, 非常经典的说

/*M///////////////////////////////////////////////////////////////////////////////////////
//
//                      INTEL CORPORATION PROPRIETARY INFORMATION
//         This software is supplied under the terms of a license agreement or
//         nondisclosure agreement with Intel Corporation and may not be copied
//         or disclosed except in accordance with the terms of that agreement.
//               Copyright (c) 1999 Intel Corporation. All Rights Reserved.
//
//    RCS:
//       $Source:   initgrad.c$
//       $Revision: 00.00.05$
//      Purpose:
//      Contents:
//      Authors:
//        Sergey Oblomov
//
//M*/

#include "ats.h"

/*F///////////////////////////////////////////////////////////////////////////////////////
//    Name:    ats1flInitGrad
//    Purpose:
//      Initialazing float array by gradient randomize value (every previous
//      value least next value)
//    Context:
//    Parameters:
//      Min  - minimal bound
//      Max  - maximum bound
//      pDst - destination array
//      lLen - size of array
//    Returns:
//    Notes:
//F*/
void ats1flInitGrad( double Min, double Max, float* pDst, long lLen )
{
    /* Some variables */
    int   i;
    float flStep;

    assert( pDst != NULL );
    assert( lLen > 1 );

    flStep = (float)(Max - Min) / (lLen - 1);

    /* Init */
    pDst[0] = (float)Min;
    pDst[lLen - 1] = (float)Max;
    for( i = 1; i < lLen - 1; i++ )
    {
        pDst[i] = (float)(flStep * i + Min);
        assert( pDst[i - 1] < pDst[i] );
    } /* for */
    assert( pDst[lLen - 2] < pDst[lLen - 1] );

} /* ats1flInitGrad */


/* End of file. */