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CDROM: Add seek time when starting reading/playing without setloc

This commit is contained in:
Connor McLaughlin 2020-04-25 14:16:20 +10:00
parent f7e2d98055
commit a4416d8cf5
2 changed files with 10 additions and 8 deletions
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14
src/core/cdrom.cpp
View File

@ -1149,7 +1149,7 @@ void CDROM::ExecuteDrive(TickCount ticks_late)
}
}
void CDROM::BeginReading(TickCount ticks_late)
void CDROM::BeginReading(TickCount ticks_late /* = 0 */, bool after_seek /* = false */)
{
Log_DebugPrintf("Starting reading @ LBA %u", m_last_requested_sector);
ClearSectorBuffers();
@ -1164,9 +1164,10 @@ void CDROM::BeginReading(TickCount ticks_late)
m_secondary_status.motor_on = true;
const TickCount ticks = GetTicksForRead();
const TickCount first_sector_ticks = ticks + (after_seek ? 0 : GetTicksForSeek(m_last_requested_sector)) - ticks_late;
m_drive_state = DriveState::Reading;
m_drive_event->SetInterval(ticks);
m_drive_event->Schedule(ticks - ticks_late);
m_drive_event->Schedule(first_sector_ticks);
m_current_read_sector_buffer = 0;
m_current_write_sector_buffer = 0;
m_xa_current_file_number = 0;
@ -1176,7 +1177,7 @@ void CDROM::BeginReading(TickCount ticks_late)
m_reader.QueueReadSector(m_last_requested_sector);
}
void CDROM::BeginPlaying(u8 track_bcd, TickCount ticks_late)
void CDROM::BeginPlaying(u8 track_bcd, TickCount ticks_late /* = 0 */, bool after_seek /* = false */)
{
Log_DebugPrintf("Starting playing CDDA track %x", track_bcd);
m_last_cdda_report_frame_nibble = 0xFF;
@ -1208,9 +1209,10 @@ void CDROM::BeginPlaying(u8 track_bcd, TickCount ticks_late)
ClearSectorBuffers();
const TickCount ticks = GetTicksForRead();
const TickCount first_sector_ticks = ticks + (after_seek ? 0 : GetTicksForSeek(m_last_requested_sector)) - ticks_late;
m_drive_state = DriveState::Playing;
m_drive_event->SetInterval(ticks);
m_drive_event->Schedule(ticks - ticks_late);
m_drive_event->Schedule(first_sector_ticks);
m_current_read_sector_buffer = 0;
m_current_write_sector_buffer = 0;
@ -1318,11 +1320,11 @@ void CDROM::DoSeekComplete(TickCount ticks_late)
// INT2 is not sent on play/read
if (m_read_after_seek)
{
BeginReading(ticks_late);
BeginReading(ticks_late, true);
}
else if (m_play_after_seek)
{
BeginPlaying(0, ticks_late);
BeginPlaying(0, ticks_late, true);
}
else
{

4
src/core/cdrom.h
View File

@ -220,8 +220,8 @@ private:
void ExecuteTestCommand(u8 subcommand);
void UpdateCommandEvent();
void ExecuteDrive(TickCount ticks_late);
void BeginReading(TickCount ticks_late = 0);
void BeginPlaying(u8 track_bcd, TickCount ticks_late = 0);
void BeginReading(TickCount ticks_late = 0, bool after_seek = false);
void BeginPlaying(u8 track_bcd, TickCount ticks_late = 0, bool after_seek = false);
void DoResetComplete(TickCount ticks_late);
void DoSeekComplete(TickCount ticks_late);
void DoPauseComplete();