From 3bd3fa1f1d437e22aee35381a559dcee15a437dd Mon Sep 17 00:00:00 2001
From: ztenghui <ztenghui@google.com>
Date: Mon, 25 Aug 2014 14:42:27 -0700
Subject: Correctly detect the wrong Z value for the light

b/17221975

Change-Id: I2b46da95ad12ca5260d7fe9514a75558b6b6393b
---
 libs/hwui/utils/MathUtils.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'libs/hwui/utils')

diff --git a/libs/hwui/utils/MathUtils.h b/libs/hwui/utils/MathUtils.h
index 00448b8..d89859b 100644
--- a/libs/hwui/utils/MathUtils.h
+++ b/libs/hwui/utils/MathUtils.h
@@ -76,6 +76,11 @@ public:
         return a < b ? a : b;
     }
 
+    template<typename T>
+    static inline T clamp(T a, T minValue, T maxValue) {
+        return min(max(a, minValue), maxValue);
+    }
+
     inline static float lerp(float v1, float v2, float t) {
         return v1 + ((v2 - v1) * t);
     }
-- 
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