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perf(PredictedRigidbody): OnReceivedState compares sqr magnitude (part 2)

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mischa 2024-03-27 22:44:25 +08:00
parent a6adc2599f
commit 8e2bcc02d3
1 changed files with 4 additions and 2 deletions
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6
Assets/Mirror/Components/PredictedRigidbody/PredictedRigidbody.cs
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@ -782,12 +782,14 @@ void OnReceivedState(double timestamp, RigidbodyState state)//, bool sleeping)
// calculate the difference between where we were and where we should be
// TODO only position for now. consider rotation etc. too later
float positionToInterpolatedDistance = Vector3.Distance(state.position, interpolated.position);
// float positionToInterpolatedDistance = Vector3.Distance(state.position, interpolated.position); // slow comparison
float positionToInterpolatedDistanceSqr = Vector3.SqrMagnitude(state.position - interpolated.position); // fast comparison
float rotationToInterpolatedDistance = Quaternion.Angle(state.rotation, interpolated.rotation);
// Debug.Log($"Sampled history of size={stateHistory.Count} @ {timestamp:F3}: client={interpolated.position} server={state.position} difference={difference:F3} / {correctionThreshold:F3}");
// too far off? then correct it
if (positionToInterpolatedDistance >= positionCorrectionThreshold ||
if (positionToInterpolatedDistanceSqr >= positionCorrectionThresholdSqr || // fast comparison
//positionToInterpolatedDistance >= positionCorrectionThreshold || // slow comparison
rotationToInterpolatedDistance >= rotationCorrectionThreshold)
{
// Debug.Log($"CORRECTION NEEDED FOR {name} @ {timestamp:F3}: client={interpolated.position} server={state.position} difference={difference:F3}");