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Makes disk head position explicitly something with sub-integral precision.

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Also as a drive-by fix, corrects accidental assumption of 10 sectors for all MFMSectorDump descendants.
This commit is contained in:
Thomas Harte
2018-05-06 23:17:36 -04:00
parent 1139caa83f
commit f65c65569a
40 changed files with 135 additions and 97 deletions
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Storage/Disk/DiskImage/Formats/SSD.cpp
+3 -3
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@@ -36,8 +36,8 @@ SSD::SSD(const std::string &file_name) : MFMSectorDump(file_name) {
set_geometry(sectors_per_track, sector_size, 0, false);
}
int SSD::get_head_position_count() {
return track_count_;
HeadPosition SSD::get_maximum_head_position() {
return HeadPosition(track_count_);
}
int SSD::get_head_count() {
@@ -45,5 +45,5 @@ int SSD::get_head_count() {
}
long SSD::get_file_offset_for_position(Track::Address address) {
return (address.position * head_count_ + address.head) * 256 * 10;
return (address.position.as_int() * head_count_ + address.head) * 256 * 10;
}