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Saturn: fix seek delay (Batman Forever: batmobile) (#998)

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This commit is contained in:
Sergiy Dvodnenko
2025-06-29 17:32:30 +03:00
committed by GitHub
parent c0171c9dca
commit bd7e522129
1 changed files with 5 additions and 3 deletions
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8
support/saturn/saturncdd.cpp
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@@ -495,8 +495,10 @@ void satcdd_t::Reset() {
int satcdd_t::CalcSeekDelay(int lba_old, int lba_new)
{
int diff = abs(lba_new - lba_old);
return diff / 2000;
int diff = lba_new - lba_old;
int n = abs(diff) / 2000;
if (diff < 0) n += 2;
return n;
}
int satcdd_t::GetSectorOffsetByIndex(int tno, int idx) {
@@ -582,7 +584,7 @@ void satcdd_t::CommandExec() {
this->index = this->toc.GetIndexByLBA(this->track, this->seek_lba);
this->read_pend = true;
this->seek_pend = !this->toc.tracks[this->track].type;
this->seek_pend = true;
this->seek_delay = CalcSeekDelay(lba_old, this->lba);
this->pause_pend = false;
this->speed = comm[10] == 1 ? 1 : 2;