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48 lines
1.5 KiB
48 lines
1.5 KiB
#pragma once |
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#include <cstddef> |
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#include <cstdint> |
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#include <memory> |
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#include <span> |
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#include <utility> |
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#include <vector> |
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#include "levels/dun_tile.hpp" |
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namespace devilution { |
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struct DunFrameInfo { |
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// Only floor tiles have this. |
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uint8_t microTileIndex; |
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TileType type; |
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TileProperties properties; |
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[[nodiscard]] bool isFloor() const |
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{ |
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// The BlockMissile check is for stairs in L3 and L4, e.g. tile 46 sub-tile 141 frame 386 in L4. |
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return !HasAnyOf(properties, TileProperties::Solid | TileProperties::BlockMissile) |
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&& (microTileIndex == 0 || microTileIndex == 1); |
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} |
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[[nodiscard]] bool isFloorLeft() const { return microTileIndex == 0; } |
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}; |
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/** |
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* @brief Re-encodes dungeon cels. |
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* |
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* 1. Removing redundant padding bytes from triangles and trapezoids. |
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* 2. Extracts floor tile foliage into a triangle with the floor frame and a separate 16-px tall `TransparentSquare`. |
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* |
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* This reduces memory usage and simplifies the rendering. |
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*/ |
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void ReencodeDungeonCels(std::unique_ptr<std::byte[]> &dungeonCels, std::span<std::pair<uint16_t, DunFrameInfo>> frames); |
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/** |
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* @brief Computes adjustments to apply to frame indexes in cel block data. |
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* |
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* Re-encoding the dungeon cels removes frames that are not referenced. |
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* Indexes must also be adjusted to avoid errors when doing lookups. |
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*/ |
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std::vector<std::pair<uint16_t, uint16_t>> ComputeCelBlockAdjustments(std::span<std::pair<uint16_t, DunFrameInfo>> frames); |
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} // namespace devilution
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