From 766cdff5ffa72b65d7f106658d1603f47739b2ba Mon Sep 17 00:00:00 2001
From: chai <215380520@qq.com>
Date: Fri, 27 Oct 2023 11:05:14 +0800
Subject: + init

---
 GameCode/Extensions.cs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 GameCode/Extensions.cs

(limited to 'GameCode/Extensions.cs')

diff --git a/GameCode/Extensions.cs b/GameCode/Extensions.cs
new file mode 100644
index 0000000..41040bc
--- /dev/null
+++ b/GameCode/Extensions.cs
@@ -0,0 +1,19 @@
+using System;
+
+public static class Extensions
+{
+	public static double NextGaussianDouble(this Random r)
+	{
+		double num;
+		double num3;
+		do
+		{
+			num = 2.0 * r.NextDouble() - 1.0;
+			double num2 = 2.0 * r.NextDouble() - 1.0;
+			num3 = num * num + num2 * num2;
+		}
+		while (num3 >= 1.0);
+		double num4 = Math.Sqrt(-2.0 * Math.Log(num3) / num3);
+		return num * num4;
+	}
+}
-- 
cgit v1.1-26-g67d0