File: delay4.c

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scilab 4.0-12
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#include "scicos_block.h"

void delay4(scicos_block *block,int flag)
{
  /* Copyright INRIA
   
     Scicos block simulator
     Ouputs nx*dt delayed input */

  double* y=block->outptr[0];
  double* z=block->z;
  int nz=block->nz;
  double* u=block->inptr[0];
  
  int i;
  
  if (flag ==1 || flag ==4 || flag ==6){
    y[0]=z[0];
  }else if (flag == 2){
    /*  shift buffer */
    for (i=0; i<=nz-2; i++){
      z[i]=z[i+1];
    }
    /* add new point to the buffer */
    z[nz-1]=u[0];
  }
}