Noise.hpp

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#include <etk/types.hpp>

#pragma once

#include <etk/math/Vector2D.hpp>

namespace etk {
    class BaseNoise {
        private:
            std::vector<float> m_data; 
            ivec2 m_size; 
        public:
            BaseNoise(const ivec2& _size, float _min, float _max);
            float get(int32_t _x, int32_t _y) const;
    };
    enum noiseType {
        noiseType_base, 
        noiseType_smooth, 
        noiseType_turbulence, 
        noiseType_turbulenceNoSmooth, 
        noiseType_cloud, 
        noiseType_marble, 
        noiseType_wood 
    };
    class Noise {
        private:
            std::vector<float> m_data; 
            ivec2 m_size; 
            enum noiseType m_type; 

            float smoothNoise(float _x, float _y, const etk::BaseNoise& _noise);
            float turbulence(float _x, float _y, float _size, const etk::BaseNoise& _noise);
            float turbulenceNoSmooth(float _x, float _y, float _size, const etk::BaseNoise& _noise);
        public:
            Noise(enum noiseType _type, ivec2 _size, int32_t _depth);
            float get(int32_t _x, int32_t _y) const;
    };
}