75 lines
1.6 KiB
C++
75 lines
1.6 KiB
C++
//
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// EuropaTools
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//
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// (C) 2021-2025 modeco80 <lily.modeco80@protonmail.ch>
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//
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// SPDX-License-Identifier: MIT
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//
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#ifndef EUROPA_STRUCTS_YATF_H
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#define EUROPA_STRUCTS_YATF_H
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#include <europa/structs/ImHexAdapter.hpp>
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#include <europa/util/FourCC.hpp>
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namespace europa::structs {
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#ifdef _MSC_VER
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#pragma pack(push, 1)
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#endif
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struct [[gnu::packed]] YatfHeader {
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enum class TextureFormat : u8 {
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// V1 formats.
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kTextureFormatV1_8Bpp = 0,
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kTextureFormatV1_24Bpp = 2,
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kTextureFormatV1_32Bpp = 3,
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// V2/jsf uses these
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kTextureFormatV2_8Bpp = 1,
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kTextureFormatV2_24Bpp = 3,
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kTextureFormatV2_32Bpp = 4,
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kTextureFormatV2_4Bpp = 5
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};
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enum class Version : u16 {
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Invalid = 0xffff,
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Version1 = 1,
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Version2 = 2,
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};
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// For some reason Jedi Starfighter (V2) YATFs use a different fourcc endianness than V1.
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// When writing we should use the appropiate one.
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constexpr static auto ValidMagic_V1 = util::FourCC<"YATF", std::endian::big>();
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constexpr static auto ValidMagic_V2 = util::FourCC<"YATF", std::endian::little>();
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u32 magic;
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Version version;
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TextureFormat format;
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u8 unkThing2; // flags? some palbpp? V2 seems to end up usually matching
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// Always zeroed.
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u32 zero;
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u32 height;
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u32 width;
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[[nodiscard]] constexpr bool IsValid() const {
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if(auto magicValid = magic == ValidMagic_V1 || magic == ValidMagic_V2; !magicValid)
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return false;
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// Make sure version is sensical
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return version == Version::Version1 || version == Version::Version2;
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}
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};
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#ifdef _MSC_VER
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#pragma pack(pop)
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#endif
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} // namespace europa::structs
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#endif // EUROPA_STRUCTS_YATF_H
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