RGBAPixel.h

#ifndef RGBAPIXEL_H
#define RGBAPIXEL_H
 
#include "internal/RGBPixel.h"
 
namespace ImageLib {
template <typename NumberT>
struct RGBAPixel : public ImageLib::RGBPixel<NumberT> {
    // ----- Members -----
    NumberT alpha;
 
    // ----- Constructors -----
    constexpr RGBAPixel(NumberT red = 0, NumberT green = 0, NumberT blue = 0, NumberT alpha = 255)
        : RGBPixel<NumberT>(red, green, blue), alpha(alpha) {
    }
 
    // ----- Modifiers -----
    [[nodiscard]] inline bool operator==(const RGBAPixel &other) const {
        return RGBPixel<NumberT>::operator==(other) && alpha == other.alpha;
    }
    [[nodiscard]] inline bool operator!=(const RGBAPixel &other) const {
        return !(*this == other);
    }
 
    // ----- Utilities -----
    inline void setGray(NumberT gray, NumberT alpha = 255) {
        RGBPixel<NumberT>::setGray(gray);
        this->alpha = alpha;
    }
 
} __attribute__((packed));
 
template <typename NumberT>
std::ostream &operator<<(std::ostream &out, const ImageLib::RGBAPixel<NumberT> &pixel) {
    out << "( " << pixel.red << "," << pixel.green << "," << pixel.blue << "," << pixel.alpha
        << " )";
    return out;
}
 
}  // namespace ImageLib
 
#endif  // RGBAPIXEL_H