delay.c

来自「实现各种滤波器和改进型」· C语言 代码 · 共 13 行

/* delay.c - delay by D time samples */

void delay(D, w)                          /* \(w[0]\) = input, \(w[D]\) = output */
int D;
double *w;
{
       int i;

       for (i=D; i>=1; i--)               /* reverse-order updating */
              w[i] = w[i-1];

}