unsigned long get_time_std_deviation( const struct coda_upcall_stats_entry * pentry )
{
unsigned long time_avg;
if ( pentry->count <= 1 )
return 0;
time_avg = get_time_average( pentry );
return
sqr_root( (pentry->time_squared_sum / pentry->count) -
time_avg * time_avg );
}
static Errcode sep1(Sep_cb *sep)
{
Errcode err;
int i,j;
Rgb3 *absc, *pt;
UBYTE *rgb_cnums;
int rgb_ccount;
int threshold;
int occolor;
int cscale;
if (vs.sep_rgb == 1) /* case NEAR */
{
cscale = sqr_root((long)RGB_MAX*RGB_MAX*3)+1;
threshold = vs.sep_threshold * cscale/100;
if ((rgb_cnums = pj_malloc(COLORS)) == NULL)
return(Err_no_memory);
occolor = vs.ccolor;
vs.ccolor = closestc(&sep->sep_rgb_dest,vb.pencel->cmap->ctab, COLORS);
rgb_ccount = 0;
absc = sep->abs_ctable;
i = sep->p.ccount;
while (--i >= 0)
{
pt = vb.pencel->cmap->ctab;
for (j=0; j<COLORS; j++)
{
if (rgb_close_enough(pt, absc, threshold) )
{
if (!in_cnums(j, rgb_cnums, rgb_ccount))
rgb_cnums[rgb_ccount++] = j;
}
++pt;
}
++absc;
}
err = render_separate(rgb_cnums,rgb_ccount,&sep->p.rect);
pj_free(rgb_cnums);
vs.ccolor = occolor;
}
else
{
err = render_separate(sep->p.ctable,sep->p.ccount,&sep->p.rect);
}
if(vs.cycle_draw && err >= Success)
cycle_ccolor();
return(err);
}
static int
rgb_close_enough(PLANEPTR c1, PLANEPTR c2, int threshold)
{
return( sqr_root((long)color_dif(c1,c2)) <= threshold);
}
static int rgb_close_enough(Rgb3 *c1,Rgb3 *c2,int threshold)
{
return( sqr_root((long)color_dif(c1,c2)) <= threshold);
}
