private void UpdateTimeDelta()
{
if (_timeDelta == null)
{
return;
}
// Update the positions of all cars
_timeDelta.Update(_telemetry.SessionTime.Value, _telemetry.CarIdxLapDistPct.Value);
// Order drivers by live position
var drivers = _drivers.OrderBy(d => d.Driver.Live.Position).ToList();
if (drivers.Count > 0)
{
// Get leader
var leader = drivers[0];
leader.Driver.Delta.ToLeader = DeltaTime.Zero;
leader.Driver.Delta.ToNext = DeltaTime.Zero;
// Loop through drivers
for (int i = 1; i < drivers.Count; i++)
{
var behind = drivers[i];
var ahead = drivers[i - 1];
// Lapped?
var leaderLapDiff = Math.Abs(leader.Driver.Live.TotalLapDistance - behind.Driver.Live.TotalLapDistance);
var nextLapDiff = Math.Abs(ahead.Driver.Live.TotalLapDistance - behind.Driver.Live.TotalLapDistance);
if (leaderLapDiff < 1)
{
var leaderDelta = _timeDelta.GetDelta(behind.Driver.Id, leader.Driver.Id);
behind.Driver.Delta.ToLeader = DeltaTime.FromTime(leaderDelta.TotalSeconds);
}
else
{
behind.Driver.Delta.ToLeader = DeltaTime.FromLaps((int)Math.Floor(leaderLapDiff));
}
if (nextLapDiff < 1)
{
var nextDelta = _timeDelta.GetDelta(behind.Driver.Id, ahead.Driver.Id);
behind.Driver.Delta.ToNext = DeltaTime.FromTime(nextDelta.TotalSeconds);
}
else
{
behind.Driver.Delta.ToNext = DeltaTime.FromLaps((int)Math.Floor(nextLapDiff));
}
}
}
}
