X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=foorank.cpp;h=3ad0bb1ea725203b402c3ee8fd438e084c7bcb0e;hb=3404035dcb9149507b0e1dd82386c5a076f310c8;hp=080798caec02676ecb649982b36595c4e28ef15f;hpb=a86c107fef73d3b8f1378e8a6cd4416481a05199;p=foosball

diff --git a/foorank.cpp b/foorank.cpp
index 080798c..3ad0bb1 100644
--- a/foorank.cpp
+++ b/foorank.cpp
@@ -373,10 +373,29 @@ int main(int argc, char **argv)
 	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);
+
+	if (argc > 5) {
+		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);
+	} else {
+		// assess all possible scores
+		for (int i = 0; i <= 9; ++i) {
+			double newmu1, newmu2, newsigma1, newsigma2;
+			compute_new_rating(mu1, sigma1, mu2, sigma2, 10, i, newmu1, newsigma1);
+			compute_new_rating(mu2, sigma2, mu1, sigma1, i, 10, newmu2, newsigma2);
+			printf("10-%u,%f,%+f,%+f\n",
+				i, prob_score(i, mu1-mu2), newmu1-mu1, newmu2-mu2);
+		}
+		for (int i = 10; i --> 0; ) {
+			double newmu1, newmu2, newsigma1, newsigma2;
+			compute_new_rating(mu1, sigma1, mu2, sigma2, i, 10, newmu1, newsigma1);
+			compute_new_rating(mu2, sigma2, mu1, sigma1, 10, i, newmu2, newsigma2);
+			printf("%u-10,%f,%+f,%+f\n",
+				i, prob_score(i, mu2-mu1), newmu1-mu1, newmu2-mu2);
+		}
+	}
 }