Noise: Refresh module using ZNoise

https://github.com/Overdrivr/ZNoise

Former-commit-id: ea7bbeb58a7147934523e2f600b1bd02f1cae5ed [formerly 581ab53941abbda68e00417592240f52ebd482e6]
Former-commit-id: e948aca78eb101292f0458365cfa39e6564d0462

include/Nazara/Noise/Worley.hpp

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+// 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_WORLEY_HPP
+#define NAZARA_WORLEY_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Math/Vector2.hpp>
+#include <Nazara/Noise/Config.hpp>
+#include <Nazara/Noise/Enums.hpp>
+#include <Nazara/Noise/NoiseBase.hpp>
+#include <initializer_list>
+#include <map>
+
+namespace Nz
+{
+	class NAZARA_NOISE_API Worley : public NoiseBase
+	{
+		public:
+		  Worley();
+		  Worley(unsigned int seed);
+		  ~Worley() = default;
+
+		  void Set(WorleyFunction func);
+
+		  float Get(std::initializer_list<float> coordinates, float scale) const;
+
+		protected:
+		  float _2D(std::initializer_list<float> coordinates, float scale) const;
+		  float _3D(std::initializer_list<float> coordinates, float scale) const;
+		  float _4D(std::initializer_list<float> coordinates, float scale) const;
+		  void _SquareTest(int xi, int yi, float x, float y, std::map<float, Vector2f> & featurePoints) const;
+
+		private:
+		  const float scales[4];
+		  WorleyFunction function;
+	};
+}
+
+#endif // NAZARA_WORLEY_HPP