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Defaults can now be private.

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This commit is contained in:
Thomas Harte 2023-12-11 19:12:49 -05:00
parent e79727d30d
commit bfd6543067
2 changed files with 44 additions and 44 deletions
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44
Storage/Disk/Encodings/MFM/Encoder.cpp
View File

@ -28,6 +28,50 @@ std::vector<const Sector *> sector_pointers(const std::vector<Sector> &sectors)
return pointers;
}
template <Density density> struct Defaults;
template <> struct Defaults<Density::Single> {
static constexpr size_t expected_track_bytes = 6250;
static constexpr size_t post_index_address_mark_bytes = 26;
static constexpr uint8_t post_index_address_mark_value = 0xff;
static constexpr size_t pre_address_mark_bytes = 6;
static constexpr size_t post_address_address_mark_bytes = 11;
static constexpr uint8_t post_address_address_mark_value = 0xff;
static constexpr size_t pre_data_mark_bytes = 6;
static constexpr size_t post_data_bytes = 27;
static constexpr uint8_t post_data_value = 0xff;
};
template <> struct Defaults<Density::Double> {
static constexpr size_t expected_track_bytes = 12500;
static constexpr size_t post_index_address_mark_bytes = 50;
static constexpr uint8_t post_index_address_mark_value = 0x4e;
static constexpr size_t pre_address_mark_bytes = 12;
static constexpr size_t post_address_address_mark_bytes = 22;
static constexpr uint8_t post_address_address_mark_value = 0x4e;
static constexpr size_t pre_data_mark_bytes = 12;
static constexpr size_t post_data_bytes = 54;
static constexpr uint8_t post_data_value = 0xff;
};
template <> struct Defaults<Density::High> {
static constexpr size_t expected_track_bytes = 25000;
static constexpr size_t post_index_address_mark_bytes = 50;
static constexpr uint8_t post_index_address_mark_value = 0x4e;
static constexpr size_t pre_address_mark_bytes = 12;
static constexpr size_t post_address_address_mark_bytes = 22;
static constexpr uint8_t post_address_address_mark_value = 0x4e;
static constexpr size_t pre_data_mark_bytes = 12;
static constexpr size_t post_data_bytes = 54;
static constexpr uint8_t post_data_value = 0xff;
};
}
enum class SurfaceItem {

44
Storage/Disk/Encodings/MFM/Encoder.hpp
View File

@ -21,50 +21,6 @@
namespace Storage::Encodings::MFM {
template <Density density> struct Defaults;
template <> struct Defaults<Density::Single> {
static constexpr size_t expected_track_bytes = 6250;
static constexpr size_t post_index_address_mark_bytes = 26;
static constexpr uint8_t post_index_address_mark_value = 0xff;
static constexpr size_t pre_address_mark_bytes = 6;
static constexpr size_t post_address_address_mark_bytes = 11;
static constexpr uint8_t post_address_address_mark_value = 0xff;
static constexpr size_t pre_data_mark_bytes = 6;
static constexpr size_t post_data_bytes = 27;
static constexpr uint8_t post_data_value = 0xff;
};
template <> struct Defaults<Density::Double> {
static constexpr size_t expected_track_bytes = 12500;
static constexpr size_t post_index_address_mark_bytes = 50;
static constexpr uint8_t post_index_address_mark_value = 0x4e;
static constexpr size_t pre_address_mark_bytes = 12;
static constexpr size_t post_address_address_mark_bytes = 22;
static constexpr uint8_t post_address_address_mark_value = 0x4e;
static constexpr size_t pre_data_mark_bytes = 12;
static constexpr size_t post_data_bytes = 54;
static constexpr uint8_t post_data_value = 0xff;
};
template <> struct Defaults<Density::High> {
static constexpr size_t expected_track_bytes = 25000;
static constexpr size_t post_index_address_mark_bytes = 50;
static constexpr uint8_t post_index_address_mark_value = 0x4e;
static constexpr size_t pre_address_mark_bytes = 12;
static constexpr size_t post_address_address_mark_bytes = 22;
static constexpr uint8_t post_address_address_mark_value = 0x4e;
static constexpr size_t pre_data_mark_bytes = 12;
static constexpr size_t post_data_bytes = 54;
static constexpr uint8_t post_data_value = 0xff;
};
/*!
Converts a vector of sectors into a properly-encoded FM or MFM track.