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Invoke step on cylinder change

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This commit is contained in:
Michael Zapf 2015-08-23 12:59:06 +02:00
parent 2af923ff8c
commit a7b945eda6
2 changed files with 6 additions and 16 deletions
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21
src/emu/imagedev/floppy.c
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@ -591,7 +591,11 @@ void floppy_image_device::stp_w(int state)
if ( cyl < tracks-1 ) cyl++;
}
if(ocyl != cyl)
{
if (TRACE_STEP) logerror("%s: track %d\n", tag(), cyl);
// Do we want a stepper sound?
if (m_make_sound) m_sound_out->step();
}
/* Update disk detection if applicable */
if (exists())
{
@ -599,8 +603,6 @@ void floppy_image_device::stp_w(int state)
}
}
subcyl = 0;
// Do we want a stepper sound?
if (m_make_sound) m_sound_out->step();
}
}
@ -1084,7 +1086,6 @@ void floppy_sound_device::register_for_save_states()
save_item(NAME(m_samplepos_step));
save_item(NAME(m_step_mintime));
save_item(NAME(m_step_time));
save_item(NAME(m_step_ignore_time));
}
void floppy_sound_device::device_start()
@ -1111,9 +1112,6 @@ void floppy_sound_device::device_start()
m_motor_time = 0;
m_step_time = 0;
// Number of updates until the step pulse may restart the sample
m_step_ignore_time = 44; // 1 ms
// Initialize position
m_samplepos_step = m_samplestart_step;
m_samplepos_motor = m_samplestart_motor;
@ -1131,19 +1129,12 @@ void floppy_sound_device::motor(bool state)
/*
Activate the step sound.
Since some drives may use another polarity of the step pulse, we remove
the state dependence. Whenever something happens with the head, the
sound starts, unless it is too close to the previous sound event.
*/
void floppy_sound_device::step()
{
m_sound->update(); // required
if (m_step_time < m_step_mintime - m_step_ignore_time)
{
m_step_time = m_step_mintime;
m_samplepos_step = m_samplestart_step;
}
m_step_time = m_step_mintime;
m_samplepos_step = m_samplestart_step;
}
//-------------------------------------------------

1
src/emu/imagedev/floppy.h
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@ -299,7 +299,6 @@ private:
int m_samplepos_step;
int m_step_mintime;
int m_step_time;
int m_step_ignore_time;
};
class floppy_connector: public device_t,