Noise: Refresh module using ZNoise

https://github.com/Overdrivr/ZNoise

Former-commit-id: 843916c55738cd6188fe452e610613469eb0e2e3 [formerly 00c5836482dd408da622486b885adad65a77aabd]
Former-commit-id: c5992f7852fb8ac76de673ca4149b2a51856c20c

include/Nazara/Noise/MixerBase.hpp

@@ -0,0 +1,38 @@
+// Copyright (C) 2016 Rémi Bèges
+// This file is part of the "Nazara Engine - Noise module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#ifndef NAZARA_MIXERBASE_HPP
+#define NAZARA_MIXERBASE_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Noise/NoiseBase.hpp>
+#include <array>
+
+namespace Nz
+{
+	class NAZARA_NOISE_API MixerBase
+	{
+		public:
+			MixerBase();
+			~MixerBase() = default;
+
+			float GetHurstParameter() const;
+			float GetLacunarity() const;
+			float GetOctaveNumber() const;
+
+			void SetParameters(float hurst, float lacunarity, float octaves);
+
+		protected:
+			float m_hurst;
+			float m_lacunarity;
+			float m_octaves;
+			std::vector<float> m_exponent_array;
+			float m_sum;
+
+		private:
+			void Recompute();
+	};
+}
+
+#endif // NAZARA_MIXERBASE_HPP