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comparison stat.c @ 144:be87c8e78266

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Code cleanup
author Daniele Nicolodi <daniele.nicolodi@obspm.fr>
date Wed, 22 Jan 2014 14:45:24 +0100
parents e04123ab79ef
children
comparison
equal deleted inserted replaced
143:09a4548e1436 144:be87c8e78266
11 11
12 12
13 void stat_accumulate(struct stat *s, double value) 13 void stat_accumulate(struct stat *s, double value)
14 { 14 {
15 s->samples += 1; 15 s->samples += 1;
16
17 if (s->samples > 1) 16 if (s->samples > 1)
18 s->slope = (s->slope * (s->samples - 2) + 6 * (value - s->mean) / s->samples) / (s->samples + 1); 17 s->slope = (s->slope * (s->samples - 2) + 6 * (value - s->mean) / s->samples) / (s->samples + 1);
19
20 s->mean = ((s->samples - 1) * s->mean + value) / s->samples; 18 s->mean = ((s->samples - 1) * s->mean + value) / s->samples;
21
22 s->previous = value; 19 s->previous = value;
23 } 20 }
24 21
25 22
26 void rollmean_zero(struct rollmean *s) 23 void rollmean_zero(struct rollmean *s)