From 5c456aae2820c52e5a3ef33370c3faed57c5c123 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <inan@aicodix.de>
Date: Fri, 7 May 2021 17:43:17 +0200
Subject: [PATCH] added clamp()

---
 utils.hh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/utils.hh b/utils.hh
index 4ba2d79..a9f8d3f 100644
--- a/utils.hh
+++ b/utils.hh
@@ -22,6 +22,12 @@ AB lerp(AB a, AB b, X x)
 	return (X(1) - x) * a + x * b;
 }
 
+template <typename TYPE>
+TYPE clamp(TYPE x, TYPE a, TYPE b)
+{
+	return x < a ? a : x > b ? b : x;
+}
+
 template <typename TYPE>
 TYPE normal_pdf(TYPE x, TYPE m, TYPE s)
 {