pixels.h

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#ifndef INCLUDE_GAME_PIXELS_H
#define INCLUDE_GAME_PIXELS_H
 
#include <SDL3/SDL_rect.h>
#include <cstdint>
#include <vector>
 
namespace game {
 
    auto make_grayscale(const std::vector<std::uint8_t>& pixel_data, std::size_t width)
        -> std::vector<std::uint8_t>;
 
    auto downscale_to_8x8(const std::vector<std::uint8_t>& grayscale_data,
                          const SDL_Rect& src_rect,
                          int width) -> std::vector<std::uint8_t>;
 
}  // namespace game
 
#endif