From 47b7bdce96ff920b00e9a7e3866bca5e60e76407 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Branimir=20Karad=C5=BEi=C4=87?= <branimirkaradzic@gmail.com>
Date: Sun, 6 Dec 2015 20:07:48 -0800
Subject: [PATCH] Added frsqrt.

---
 include/bx/fpumath.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/bx/fpumath.h b/include/bx/fpumath.h
index e40fd26..a5681a8 100644
--- a/include/bx/fpumath.h
+++ b/include/bx/fpumath.h
@@ -129,6 +129,11 @@ namespace bx
 		return sqrtf(_a);
 	}
 
+	inline float frsqrt(float _a)
+	{
+		return 1.0f/fsqrt(_a);
+	}
+
 	inline float ffract(float _a)
 	{
 		return _a - floorf(_a);