Noise: First pass of refactoring
Former-commit-id: c71e76f337fd3fc1793f105d189f3ceecb80e537 [formerly 5ac3cfc15257e407cb388bcedb1a96be5381ef67] Former-commit-id: c97fb23feb0e4bd4d6965e83d91a38cec1382e48
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@@ -18,7 +18,9 @@ namespace Nz
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FBM(const FBM&) = delete;
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~FBM() = default;
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float Get(std::initializer_list<float> coordinates, float scale) const;
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float Get(float x, float y, float scale) const override;
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float Get(float x, float y, float z, float scale) const override;
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float Get(float x, float y, float z, float w, float scale) const override;
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FBM& operator=(const FBM&) = delete;
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@@ -17,7 +17,9 @@ namespace Nz
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HybridMultiFractal(const HybridMultiFractal&) = delete;
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~HybridMultiFractal() = default;
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float Get(std::initializer_list<float> coordinates, float scale) const;
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float Get(float x, float y, float scale) const override;
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float Get(float x, float y, float z, float scale) const override;
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float Get(float x, float y, float z, float w, float scale) const override;
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HybridMultiFractal& operator=(const HybridMultiFractal&) = delete;
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@@ -17,6 +17,10 @@ namespace Nz
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MixerBase();
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~MixerBase() = default;
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virtual float Get(float x, float y, float scale) const = 0;
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virtual float Get(float x, float y, float z, float scale) const = 0;
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virtual float Get(float x, float y, float z, float w, float scale) const = 0;
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float GetHurstParameter() const;
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float GetLacunarity() const;
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float GetOctaveNumber() const;
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@@ -6,7 +6,11 @@
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#define NAZARA_NOISEBASE_HPP
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#include <Nazara/Prerequesites.hpp>
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#include <Nazara/Math/Vector2.hpp>
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#include <Nazara/Math/Vector3.hpp>
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#include <Nazara/Math/Vector4.hpp>
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#include <Nazara/Noise/Config.hpp>
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#include <array>
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#include <random>
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namespace Nz
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@@ -17,21 +21,26 @@ namespace Nz
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NoiseBase(unsigned int seed = 0);
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~NoiseBase() = default;
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virtual float Get(std::initializer_list<float> coordinates, float scale) const = 0;
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virtual float Get(float x, float y, float scale) const = 0;
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virtual float Get(float x, float y, float z, float scale) const = 0;
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virtual float Get(float x, float y, float z, float w, float scale) const = 0;
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float GetScale();
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void SetScale(float scale);
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void SetSeed(unsigned int seed);
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void Shuffle();
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void Shuffle(unsigned int amount);
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protected:
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unsigned int perm[512];
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std::array<std::size_t, 3 * 256> m_permutations;
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float m_scale;
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static std::array<Vector2f, 2 * 2 * 2> s_gradients2;
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static std::array<Vector3f, 2 * 2 * 2 * 2> s_gradients3;
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static std::array<Vector4f, 2 * 2 * 2 * 2 * 2> s_gradients4;
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private:
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std::default_random_engine generator;
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std::default_random_engine m_randomEngine;
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};
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}
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@@ -15,21 +15,13 @@ namespace Nz
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class NAZARA_NOISE_API Perlin : public NoiseBase
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{
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public:
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Perlin();
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Perlin(unsigned int seed);
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~Perlin() = default;
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Perlin() = default;
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Perlin(unsigned int seed);
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~Perlin() = default;
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float Get(std::initializer_list<float> coordinates, float scale) const;
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protected:
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float _2D(std::initializer_list<float> coordinates, float scale) const;
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float _3D(std::initializer_list<float> coordinates, float scale) const;
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float _4D(std::initializer_list<float> coordinates, float scale) const;
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private:
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const float gradient2[8][2];
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const float gradient3[16][3];
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const float gradient4[32][4];
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float Get(float x, float y, float scale) const override;
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float Get(float x, float y, float z, float scale) const override;
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float Get(float x, float y, float z, float w, float scale) const override;
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};
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}
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@@ -15,28 +15,13 @@ namespace Nz
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class NAZARA_NOISE_API Simplex : public NoiseBase
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{
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public:
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Simplex();
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Simplex(unsigned int seed);
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~Simplex() = default;
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Simplex() = default;
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Simplex(unsigned int seed);
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~Simplex() = default;
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float Get(std::initializer_list<float> coordinates, float scale) const;
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protected:
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float _2D(std::initializer_list<float> coordinates, float scale) const;
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float _3D(std::initializer_list<float> coordinates, float scale) const;
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float _4D(std::initializer_list<float> coordinates, float scale) const;
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private:
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const float gradient2[8][2];
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const float gradient3[16][3];
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const float gradient4[32][4];
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const float UnskewCoeff2D;
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const float SkewCoeff2D;
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const float UnskewCoeff3D;
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const float SkewCoeff3D;
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const float UnskewCoeff4D;
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const float SkewCoeff4D;
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const int lookupTable4D[64][4];
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float Get(float x, float y, float scale) const override;
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float Get(float x, float y, float z, float scale) const override;
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float Get(float x, float y, float z, float w, float scale) const override;
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};
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}
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@@ -18,23 +18,20 @@ namespace Nz
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class NAZARA_NOISE_API Worley : public NoiseBase
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{
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public:
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Worley();
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Worley(unsigned int seed);
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~Worley() = default;
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Worley();
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Worley(unsigned int seed);
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~Worley() = default;
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void Set(WorleyFunction func);
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float Get(float x, float y, float scale) const override;
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float Get(float x, float y, float z, float scale) const override;
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float Get(float x, float y, float z, float w, float scale) const override;
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float Get(std::initializer_list<float> coordinates, float scale) const;
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protected:
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float _2D(std::initializer_list<float> coordinates, float scale) const;
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float _3D(std::initializer_list<float> coordinates, float scale) const;
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float _4D(std::initializer_list<float> coordinates, float scale) const;
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void _SquareTest(int xi, int yi, float x, float y, std::map<float, Vector2f> & featurePoints) const;
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void Set(WorleyFunction func);
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private:
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const float scales[4];
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WorleyFunction function;
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void SquareTest(int xi, int yi, float x, float y, std::map<float, Vector2f> & featurePoints) const;
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WorleyFunction m_function;
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};
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}
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