crgbJsonPixel()

optional< CRGB > fl::anonymous_namespace{crgb_json.cpp.hpp}::crgbJsonPixel

(

const json &

value

)

Definition at line 18 of file crgb_json.cpp.hpp.

                                                             {
    if (!value.is_array() || value.size() != 3) {
        return fl::nullopt;
    }
 
    const optional<i64> red = crgbJsonChannel(value[0]);
    const optional<i64> green = crgbJsonChannel(value[1]);
    const optional<i64> blue = crgbJsonChannel(value[2]);
    if (!red || !green || !blue) {
        return fl::nullopt;
    }
 
    return CRGB(static_cast<u8>(*red), static_cast<u8>(*green),
                static_cast<u8>(*blue));
}

References crgbJsonChannel(), crgbJsonPixel(), fl::FL_NO_EXCEPT, fl::nullopt, and fl::type_rank< T >::value.

Referenced by crgbJsonMatches(), and crgbJsonPixel().

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