PixelAutotilePreview.h

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// SPDX-FileCopyrightText: 2026 Valentin Eloy
// SPDX-License-Identifier: GPL-3.0-or-later
 
#pragma once
 
#include <optional>
 
#include "HMI/Editor/PixelOperations.h"
#include "HMI/Graphics/TileAutotile.h"

 
namespace hmi {

[[nodiscard]] bool isBitmask16Candidate(const DecodedImage& image, int tileSize) noexcept;

[[nodiscard]] std::optional<AutotileCell> bitmaskCellAtPixel(const DecodedImage& image,
                                                             int tileSize, int x, int y) noexcept;

[[nodiscard]] DecodedImage buildAutotileAssemblyPreview(const DecodedImage& sheet, int tileSize);
 
}  // namespace hmi