public static Snapshot3D Interpolate(Snapshot3D from, Snapshot3D to, double t) =>
new Snapshot3D(
// TODO
// interpolated snapshot is applied directly. don't need timestamps.
0, 0,
// TODO
// lerp unclamped in case we ever need to extrapolate.
Vector2.LerpUnclamped(from.position, to.position, (float)t));
void Update()
{
// snapshot interpolation
if (interpolate)
{
// compute snapshot interpolation & apply if any was spit out
// TODO we don't have Time.deltaTime double yet. float is fine.
if (Mirror.SnapshotInterpolation.Compute(
Time.time,
Time.deltaTime,
ref serverInterpolationTime,
bufferTime,
snapshots,
catchupThreshold, catchupMultiplier,
Interpolate,
out Snapshot3D computed,
out lastCatchup))
{
transform.position = computed.position;
}
}
// apply raw
else
{
if (snapshots.Count > 0)
{
Snapshot3D snap = snapshots.Values[0];
transform.position = snap.position;
snapshots.RemoveAt(0);
}
}
// color material while catching up
render.sharedMaterial.color = lastCatchup > 0
? catchupColor
: defaultColor;
}
public void OnMessage(Snapshot3D snap)
{
snap.localTimestamp = Time.time;
Mirror.SnapshotInterpolation.InsertIfNewEnough(snap, snapshots);
}