shithub: rgbds

ref: b4dadd35b6ea22192b3b68b042f439caa0dd0566
dir: /include/gfx/pal_sorting.hpp/

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/*
 * This file is part of RGBDS.
 *
 * Copyright (c) 2022, Eldred Habert and RGBDS contributors.
 *
 * SPDX-License-Identifier: MIT
 */

#ifndef RGBDS_GFX_PAL_SORTING_HPP
#define RGBDS_GFX_PAL_SORTING_HPP

#include <array>
#include <assert.h>
#include <optional>
#include <png.h>
#include <vector>

#include "gfx/rgba.hpp"

struct Palette;

namespace sorting {

void indexed(std::vector<Palette> &palettes, int palSize, png_color const *palRGB,
             png_byte *palAlpha);
void grayscale(std::vector<Palette> &palettes,
               std::array<std::optional<Rgba>, 0x8001> const &colors);
void rgb(std::vector<Palette> &palettes);

}

#endif /* RGBDS_GFX_PAL_SORTING_HPP */