From: Steinar H. Gunderson <sesse@debian.org>
Date: Wed, 3 Oct 2007 23:17:02 +0000 (+0200)
Subject: Split out a function.
X-Git-Url: https://git.sesse.net/?p=foosball;a=commitdiff_plain;h=6bfeee76747883c5bc3d10293519dfc7405b349d

Split out a function.
---

diff --git a/foorank.cpp b/foorank.cpp
index f8ecf63..080798c 100644
--- a/foorank.cpp
+++ b/foorank.cpp
@@ -343,14 +343,8 @@ void least_squares(vector<pair<double, double> > &curve, double mu1, double sigm
 	sigma_result = sigma;
 }
 
-int main(int argc, char **argv)
+void compute_new_rating(double mu1, double sigma1, double mu2, double sigma2, int score1, int score2, double &mu, double &sigma)
 {
-	double mu1 = atof(argv[1]);
-	double sigma1 = atof(argv[2]);
-	double mu2 = atof(argv[3]);
-	double sigma2 = atof(argv[4]);
-	int score1 = atoi(argv[5]);
-	int score2 = atoi(argv[6]);
 	vector<pair<double, double> > curve;
 
 	if (score1 == 10) {
@@ -367,9 +361,22 @@ int main(int argc, char **argv)
 		}
 	}
 
-	double mu_est, sigma_est, mu, sigma;
+	double mu_est, sigma_est;
 	normalize(curve);
 	estimate_musigma(curve, mu_est, sigma_est);
 	least_squares(curve, mu_est, sigma_est, mu, sigma);
+}
+
+int main(int argc, char **argv)
+{
+	double mu1 = atof(argv[1]);
+	double sigma1 = atof(argv[2]);
+	double mu2 = atof(argv[3]);
+	double sigma2 = atof(argv[4]);
+	int score1 = atoi(argv[5]);
+	int score2 = atoi(argv[6]);
+	double mu, sigma;
+	compute_new_rating(mu1, sigma1, mu2, sigma2, score1, score2, mu, sigma);
 	printf("%f %f\n", mu, sigma);
 }
+