diff options
author | chai <215380520@qq.com> | 2023-10-27 11:05:14 +0800 |
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committer | chai <215380520@qq.com> | 2023-10-27 11:05:14 +0800 |
commit | 766cdff5ffa72b65d7f106658d1603f47739b2ba (patch) | |
tree | 34d7799a94dfa9be182825577583c0fa6dc935f7 /GameCode/Extensions.cs |
+ init
Diffstat (limited to 'GameCode/Extensions.cs')
-rw-r--r-- | GameCode/Extensions.cs | 19 |
1 files changed, 19 insertions, 0 deletions
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; + } +} |