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This is a much better way of dealing with being partway into an incoming event. Subject to eliminating overruns, of course.

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This commit is contained in:
Thomas Harte 2016-12-24 20:54:27 -05:00
parent 4cb17143ef
commit bedea48d03
2 changed files with 5 additions and 6 deletions
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9
Storage/Disk/DiskController.cpp
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@ -49,8 +49,7 @@ void Controller::setup_track()
time_into_track_of_last_event_.set_zero();
}
reset_timer_to_offset(offset * rotational_multiplier_);
get_next_event();
get_next_event(offset);
}
void Controller::run_for_cycles(int number_of_cycles)
@ -76,7 +75,7 @@ void Controller::run_for_cycles(int number_of_cycles)
#pragma mark - Track timed event loop
void Controller::get_next_event()
void Controller::get_next_event(const Time &duration_already_passed)
{
if(track_)
current_event_ = track_->get_next_event();
@ -89,7 +88,7 @@ void Controller::get_next_event()
// divide interval, which is in terms of a rotation of the disk, by rotation speed, and
// convert it into revolutions per second
set_next_event_time_interval(current_event_.length * rotational_multiplier_);
set_next_event_time_interval((current_event_.length - duration_already_passed) * rotational_multiplier_);
}
void Controller::process_next_event()
@ -108,7 +107,7 @@ void Controller::process_next_event()
process_index_hole();
break;
}
get_next_event();
get_next_event(Time(0));
}
Storage::Time Controller::get_time_into_track()

2
Storage/Disk/DiskController.hpp
View File

@ -110,7 +110,7 @@ class Controller: public DigitalPhaseLockedLoop::Delegate, public TimedEventLoop
std::shared_ptr<Track> track_;
unsigned int cycles_since_index_hole_, cycles_since_event_;
inline void get_next_event();
inline void get_next_event(const Time &duration_already_passed);
Track::Event current_event_;
Time time_into_track_of_last_event_;
bool motor_is_on_;