diff options
Diffstat (limited to 'FICS')
| -rw-r--r-- | FICS/ratings.c | 36 |
1 files changed, 21 insertions, 15 deletions
diff --git a/FICS/ratings.c b/FICS/ratings.c index 2ea978a..00c1237 100644 --- a/FICS/ratings.c +++ b/FICS/ratings.c @@ -466,37 +466,43 @@ rating_recalc(void) fprintf(stderr, "FICS: Finished at %s\n", strltime(&t)); } -PRIVATE int Round (double x) +PRIVATE int +Round(double x) { - return (x < 0 ? (int) (x - 0.5) : (int) (x + 0.5)); + return (x < 0 ? (int)(x - 0.5) : (int)(x + 0.5)); } -/* Constants for Glicko system */ +// Constants for Glicko system #define Gd 3.25 #define Gr0 1720 #define Gs0 350 #define Gq 0.00575646273249 #define Gp 0.000010072398601964 +// End of Glicko system variables -/* End of Glicko system variables */ - -PRIVATE double Gf(double ss) +PRIVATE double +Gf(double ss) { - return (1.0 / sqrt(1.0 + Gp * ss * ss)); + return (1.0 / sqrt(1.0 + Gp * ss * ss)); } -/* Confusing but economical: calculate error and attenuation function together */ -PRIVATE double GE(int r, int rr, double ss, double *fss) +/* + * Confusing but economical: calculate error and attenuation function + * together. + */ +PRIVATE double +GE(int r, int rr, double ss, double *fss) { - *fss = Gf(ss); - return (1.0 / (1.0 + pow(10.0, (rr - r) * (*fss) / 400.0))); + *fss = Gf(ss); + return (1.0 / (1.0 + pow(10.0, (rr - r) * (*fss) / 400.0))); } -PUBLIC double current_sterr(double s, int t) +PUBLIC double +current_sterr(double s, int t) { - if (t < 0) - t = 0; /* this shouldn't happen */ - return (sqrt(s * s + Gd * Gd * log(1.0 + t / 60.0))); + if (t < 0) + t = 0; // this shouldn't happen + return sqrt(s * s + Gd * Gd * log(1.0 + t / 60.0)); } /* |