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Fixed addressing: types are 1 and 2, not 0 and 1.

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This commit is contained in:
Thomas Harte 2016-11-26 10:13:12 +08:00
parent b9677c9927
commit 7613755f94
1 changed files with 3 additions and 3 deletions
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6
Storage/Disk/Formats/OricMFMDSK.cpp
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@ -21,7 +21,7 @@ OricMFMDSK::OricMFMDSK(const char *file_name) :
track_count_ = fgetc32le(); track_count_ = fgetc32le();
geometry_type_ = fgetc32le(); geometry_type_ = fgetc32le();
if(geometry_type_ > 1) if(geometry_type_ < 1 || geometry_type_ > 2)
throw ErrorNotOricMFMDSK; throw ErrorNotOricMFMDSK;
} }
@ -40,10 +40,10 @@ std::shared_ptr<Track> OricMFMDSK::get_track_at_position(unsigned int head, unsi
long offset = 0; long offset = 0;
switch(geometry_type_) switch(geometry_type_)
{ {
case 0: case 1:
offset = (head * track_count_) + position; offset = (head * track_count_) + position;
break; break;
case 1: case 2:
offset = (position * track_count_ * head_count_) + head; offset = (position * track_count_ * head_count_) + head;
break; break;
} }