//public static Quaternion ExtrapolateQuaternion (Quaternion a, Quaternion b, float t)
//{
// Quaternion rot = b * Quaternion.Inverse(a);
// float ang = 0.0f;
// Vector3 axis = Vector3.zero;
// rot.ToAngleAxis(out ang, out axis);
// if (ang > 180)
// ang -= 360;
// ang = ang * t % 360;
// return Quaternion.AngleAxis(ang, axis) * a;
//}
public static void ApplyRewindToElements(NetworkSyncTransform nst, FrameElements rewind)
{
nst.rewindGO.transform.position = rewind.rootPosition;
for (int i = 0; i < nst.positionElements.Count; i++)
{
nst.positionElements[i].ApplyPosition(rewind.positionsElements[i], nst.positionElements[i].rewindGO);
}
for (int i = 0; i < nst.rotationElements.Count; i++)
{
nst.rotationElements[i].ApplyRotation(rewind.rotationElements[i], nst.rotationElements[i].rewindGO);
}
}
/// <summary>
/// Apply this when the end of an interpolation has happened, or when the local object sends out its regular frame update.
/// </summary>
public void SnapshotToRewind(int index)
{
FrameElements frame = rewind[index];
frame.endTime = Time.time;
//frame.endTime = currentFrame.endTime; // Time.time;
frame.rootPosition = nst.transform.position;
for (int i = 0; i < frame.positionsElements.Count; i++)
{
frame.positionsElements[i] = nst.positionElements[i].Localized;
}
for (int i = 0; i < frame.rotationElements.Count; i++)
{
frame.rotationElements[i] = nst.rotationElements[i].Localized;
}
latestRewindFrame = frame;
}
// Construct
public FrameBuffer(NetworkSyncTransform _nst, int _size, Vector3 _pos)
{
nst = _nst;
bufferSize = _size;
halfBufferSize = (bufferSize - 1) / 2;
quaterBufferSize = bufferSize / 3;
frames = new Frame[bufferSize];
rewind = new FrameElements[bufferSize];
for (int i = 0; i < bufferSize; i++)
{
frames[i] = new Frame(i, _pos, nst.positionElements, nst.rotationElements);
rewind[i] = new FrameElements(i, _pos, nst.positionElements, nst.rotationElements); // currently unused
}
currentFrame = frames[0];
prevAppliedFrame = frames[0];
latestRewindFrame = rewind[0];
}
