signum.c File Reference

#include "scicos_block.h"
#include <math.h>

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Functions
void	signum (scicos_block *block, int flag)

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Function Documentation

void signum	(	scicos_block *	block,
		int	flag
	)

Definition at line 4 of file signum.c.

References get_phase_simulation(), i, scicos_block::inptr, scicos_block::insz, j, and scicos_block::ng.

{
  int i,j;
  if (flag==1){
    for(i=0;i<block->insz[0];++i){
      if (get_phase_simulation()==1||block->ng==0) {
        if (block->inptr[0][i]<0){
          j=2;
        } else if (block->inptr[0][i]>0){
          j=1;
        }else{
          j=0;
        }
      }else {
        j=block->mode[i];
      }
      if (j==1){
        block->outptr[0][i]=1.0;
      } else if(j==2){
        block->outptr[0][i]=-1.0;
      }else{
        block->outptr[0][i]=0.0;
      }
    }
  }else if (flag==9){
    for(i=0;i<block->insz[0];++i){
      block->g[i]=block->inptr[0][i];
      if (get_phase_simulation()==1) {
        if(block->g[i]<0){
          block->mode[i]=2;
        }else{
          block->mode[i]=1;
        }
      }
    }
  }
}

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