hsv.h

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#pragma once
 
#include "fl/stl/int.h"
#include "fl/stl/compiler_control.h"
#include "fl/stl/noexcept.h"
 
namespace fl {


struct hsv8 {
    union {
        struct {
            union {
                fl::u8 hue;
                fl::u8 h;  
            };
            union {
                fl::u8 saturation;
                fl::u8 sat;  
                fl::u8 s;    
            };
            union {
                fl::u8 value;
                fl::u8 val;  
                fl::u8 v;    
            };
        };

        fl::u8 raw[3];
    };

    FASTLED_FORCE_INLINE fl::u8& operator[] (fl::u8 x) FL_NO_EXCEPT
    {
        return raw[x];
    }

    FASTLED_FORCE_INLINE const fl::u8& operator[] (fl::u8 x) const FL_NO_EXCEPT
    {
        return raw[x];
    }

    friend FASTLED_FORCE_INLINE bool operator==(const hsv8& lhs,
                                                const hsv8& rhs) FL_NO_EXCEPT
    {
        return lhs.h == rhs.h && lhs.s == rhs.s && lhs.v == rhs.v;
    }

    friend FASTLED_FORCE_INLINE bool operator!=(const hsv8& lhs,
                                                const hsv8& rhs) FL_NO_EXCEPT
    {
        return !(lhs == rhs);
    }

    constexpr hsv8() FL_NO_EXCEPT : h(0), s(0), v(0) { }

    constexpr hsv8( fl::u8 ih, fl::u8 is, fl::u8 iv) FL_NO_EXCEPT
        : h(ih), s(is), v(iv)
    {
    }

    constexpr hsv8(const hsv8& rhs) FL_NO_EXCEPT : h(rhs.h), s(rhs.s), v(rhs.v) { }

    hsv8& operator= (const hsv8& rhs) FL_NO_EXCEPT = default;

    FASTLED_FORCE_INLINE hsv8& setHSV(fl::u8 ih, fl::u8 is, fl::u8 iv) FL_NO_EXCEPT
    {
        h = ih;
        s = is;
        v = iv;
        return *this;
    }
};

typedef enum {
    HUE_RED = 0,       
    HUE_ORANGE = 32,   
    HUE_YELLOW = 64,   
    HUE_GREEN = 96,    
    HUE_AQUA = 128,    
    HUE_BLUE = 160,    
    HUE_PURPLE = 192,  
    HUE_PINK = 224     
} HSVHue;

 
}  // namespace fl