程式碼示例：

void Convert(double BMWL,double NORMAL,double *BMwindowVct,float *RR,int * rR,int lenz,double *RRproc)

{

double *X=NULL;

double *Y=NULL;

if (NULL==X)

{

X=new double[BMWL];

}

if (NULL==Y)

{

Y=new double[NORMAL];

}

for(int i=0;i<BMWL;i++)

{

X[i]=BMwindowVct[i];

}

for(int i=0;i<NORMAL;i++)

{

Y[i]=RR[(int)rR[i]];

}

double *zptr=NULL;

double s;

double *xp=NULL;

double *yp=NULL;

int n,n_lo,n_hi;

double *Z=NULL;

if (NULL==Z)

{

Z=new double[lenz];

}

zptr=Z;

for (int i=0;i<lenz;i++)

{

s=0.0;

n_lo=0>(i-NORMAL+1)?0:i-NORMAL+1;

n_hi=BMWL-1<i?BMWL-1:i;

xp=X+n_lo;

yp=Y+i-n_lo;

for (n=n_lo;n<=n_hi;n++)

{

s+=*xp * *yp;

xp++;

yp--;

}

*zptr=s;

zptr++;

}

for(int i=0;i<lenz;i++)

{

RRproc[i]=Z[i];

}

delete [] X;

X=NULL;

delete [] Y;

Y=NULL;

delete [] Z;

Z=NULL;

int m=0;

for(int l=(ceil((double)BMWL/2-2));l<(ceil((double)BMWL/2)+NORMAL-2);l++)

{

RRproc[m]=RRproc[l];

m++;

}

}