SkyWispsLayer.h

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#pragma once
#include <array>
#include <span>
#include "common/Export.h"
#include "common/Result.h"
 
namespace eve::graphics {
struct ShaderImageInput;
struct SkyDaylightLayer {
    std::array<float, 4> rayDay{.168627f, .407843f, 1, .04f}, rayDusk{.17f, .409234f, 1, 0},
        rayNight{.241211f, .347328f, .609375f, 0};
    std::array<float, 4> absorptionDay{.198069f, .095307f, 1, .002f}, absorptionNight{.030354f, .181178f, 1, .004f};
    std::array<std::array<float, 4>, 21> scatteringCurve{};
    std::array<float, 4>                 sun{1, 1, 1, 5}, moon{.445801f, .557475f, .864583f, .15f};
    std::array<float, 4>                 moonOrbit{35, 0, .04f, 0};
    std::array<float, 4>                 dayTint{.476966f, .473985f, .526042f, 1};
    std::array<float, 4>                 duskTint{1, .587119f, .395833f, 1};
    std::array<float, 4>                 nightTint{.367187f, .428386f, .489583f, 1};
    std::array<float, 4>                 glow{.093045f, .141694f, .255208f, .6f};
    std::array<float, 4> controls{1, 2, 1, 1};
    std::array<float, 4> stars{.484375f, .639062f, 1, .75f};
    std::array<float, 4> starUv{2.5f, 5, 0, 0};
    std::array<float, 4> twinkle{.7f, 1.5f, 2, 0};
    std::array<float, 4> moonDiskColor{.486328f, .574971f, .864583f, 0};
    std::array<float, 4> moonDiskShape{.033161256f, 1, 0, .005f};
    std::array<float, 4> moonDiskLighting{.3f, .6f, 0, 1.6f};
    std::array<float, 4> moonDiskGlow{.05f, .20212766f, 0, 0};
    [[nodiscard]] EVENGINE_API_BACKENDS Result<void> validate() const;
};
struct SkyWispsLayer {
    bool daylightEnabled = false;
    bool             opticalCycleEnabled = false;
    SkyDaylightLayer daylight;
    const ShaderImageInput* starsTexture      = nullptr;
    const ShaderImageInput* starsNoiseTexture = nullptr;
    const ShaderImageInput* moonColorTexture  = nullptr;
    const ShaderImageInput* moonNormalTexture = nullptr;
    std::array<std::array<float, 4>, 12> sunDiskCurve{};
    bool                                 sunDiskCurveEnabled = false;
    std::array<float, 3> sunDiskColor{0, 0, 0};
    std::array<float, 3> sunDiskShape{.021380283f, 3.f, 0.f};
    std::array<float, 3> materialContrast{0, 1, 1};
    bool                    authoredSkyLighting = false;
    std::span<const float>  corners;
    const ShaderImageInput* densityTexture = nullptr;
    float                   domeScale      = 5000;
    std::array<float, 3>    color{.355900f, .399502f, .469850f};
    std::array<float, 4>    gradient{.5f, 0, -.866025f, 5};
    std::array<float, 2>    movement{-1, 0};
    std::array<float, 3>    moonForward{0, 0, 1};
    float                   morphRate = 1, morphPeriod = 10, morphAmount = .4f;
    float                   opacity = .2f, litIntensity = .8f;
    float                   cloudTime    = 0;
    bool                    moonGradient = true, staticClouds = false;
};
}  // namespace eve::graphics