From 15740faf9fe9fe4be08965098bbf2947e096aeeb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 14 Aug 2019 22:50:43 +0800
Subject: +Unity Runtime code

---
 Runtime/Terrain/PerlinNoise.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 Runtime/Terrain/PerlinNoise.h

(limited to 'Runtime/Terrain/PerlinNoise.h')

diff --git a/Runtime/Terrain/PerlinNoise.h b/Runtime/Terrain/PerlinNoise.h
new file mode 100644
index 0000000..7a9a978
--- /dev/null
+++ b/Runtime/Terrain/PerlinNoise.h
@@ -0,0 +1,16 @@
+#ifndef PERLINNOISE_H
+#define PERLINNOISE_H
+class PerlinNoise {
+public:
+	static float Noise(float x, float y);
+	// Returns noise between 0 - 1
+	inline static float NoiseNormalized(float x, float y)
+	{
+		//-0.697 - 0.795 + 0.697
+		float value = Noise(x, y);
+		value = (value + 0.69F) / (0.793F + 0.69F);
+		return value;
+	}
+};
+
+#endif
-- 
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