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Remove macro.

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This commit is contained in:
Thomas Harte 2024-01-22 21:15:44 -05:00
parent ae31f85f0c
commit a3337ea90f
1 changed files with 5 additions and 5 deletions
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10
Storage/Disk/Encodings/AppleGCR/SegmentParser.cpp
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@ -205,9 +205,11 @@ std::unique_ptr<Sector> decode_appleii_sector(const std::array<uint_fast8_t, 8>
} else {
// Undo the 6 and 2 mapping.
constexpr uint8_t bit_reverse[] = {0, 2, 1, 3};
#define unmap(byte, nibble, shift) \
sector->data[86 + byte] = uint8_t(\
(sector->data[86 + byte] << 2) | bit_reverse[(sector->data[nibble] >> shift)&3]);
const auto unmap = [&](std::size_t byte, std::size_t nibble, int shift) {
sector->data[86 + byte] = uint8_t(
(sector->data[86 + byte] << 2) | bit_reverse[(sector->data[nibble] >> shift)&3]
);
};
for(std::size_t c = 0; c < 84; ++c) {
unmap(c, c, 0);
@ -220,8 +222,6 @@ std::unique_ptr<Sector> decode_appleii_sector(const std::array<uint_fast8_t, 8>
unmap(85, 85, 0);
unmap(171, 85, 2);
#undef unmap
// Throw away the collection of two-bit chunks from the start of the sector.
sector->data.erase(sector->data.begin(), sector->data.end() - 256);