From ae8ff4b8e2da35265ebbbe7afe99ed29e61efa7d Mon Sep 17 00:00:00 2001
From: ShadowNinja <noreply@gmail.com>
Date: Sun, 7 Jul 2013 01:44:33 -0400
Subject: Add vector helpers

---
 builtin/misc.lua | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'builtin/misc.lua')

diff --git a/builtin/misc.lua b/builtin/misc.lua
index f4e7dbca6..4be03c38a 100644
--- a/builtin/misc.lua
+++ b/builtin/misc.lua
@@ -106,3 +106,13 @@ function minetest.formspec_escape(str)
 	return str
 end
 
+function math.hypot(x, y)
+	local t
+	x = math.abs(x)
+	y = math.abs(y)
+	t = math.min(x, y)
+	x = math.max(x, y)
+	t = t / x
+	return x * math.sqrt(1 + t * t)
+end
+
-- 
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