// Update function, called once per frame. Records the current inputs, and
// occasionally physics + position data, to compensate for floating point drift.
public void Update(PlayerController playerBall, int timestamp)
{
// Only record before maximum frames of position data has been recorded.
if (positionData.Count < maxRecords && inputData.Count < maxRecords)
{
InputControllers.BasePlayerController playerController = playerBall.inputController;
if (timestamp % positionRecordInterval == 0)
{
Rigidbody rigidbody = playerBall.gameObject.GetComponent <Rigidbody>();
PositionDataEntry positionDataEntry = new PositionDataEntry(
timestamp,
rigidbody.position,
rigidbody.rotation,
rigidbody.velocity,
rigidbody.angularVelocity);
positionData.Add(positionDataEntry);
}
Vector2 playerInputVector = playerBall.inputController.GetInputVector();
if (previousPlayerInputVector != playerInputVector)
{
InputDataEntry inputDataEntry = new InputDataEntry(timestamp, playerInputVector);
inputData.Add(inputDataEntry);
previousPlayerInputVector = playerInputVector;
}
}
}
// Update function, called once per frame. Records the current inputs, and
// occasionally physics + position data, to compensate for floating point drift.
public void Update(PlayerController playerBall, int timestamp)
{
InputControllers.BasePlayerController playerController = playerBall.inputController;
if (timestamp % positionRecordFrequencyInHz == 0)
{
Rigidbody rigidbody = playerBall.gameObject.GetComponent <Rigidbody>();
PositionDataEntry positionDataEntry = new PositionDataEntry(
timestamp,
rigidbody.position,
rigidbody.rotation,
rigidbody.velocity,
rigidbody.angularVelocity);
positionData.Add(positionDataEntry);
}
Vector2 playerInputVector = playerBall.inputController.GetInputVector();
if (previousPlayerInputVector != playerInputVector)
{
InputDataEntry inputDataEntry = new InputDataEntry(timestamp, playerInputVector);
inputData.Add(inputDataEntry);
previousPlayerInputVector = playerInputVector;
}
}
// Update the current GameObject position and rotation in fixed framerate if in playing state.
void FixedUpdate()
{
if (replayData != null && animState == AnimState.Playing)
{
// Move positionDataIndex so that the timestamp of current positionEntry is greater or
// equal to current time stamp.
while (positionDataIndex < replayData.positionData.Length &&
replayData.positionData[positionDataIndex].timestamp < timestamp)
{
positionDataIndex++;
}
if (positionDataIndex < replayData.positionData.Length)
{
PositionDataEntry entry = replayData.positionData[positionDataIndex];
if (positionDataIndex == 0 || entry.timestamp == timestamp)
{
transform.position = entry.position;
transform.rotation = entry.rotation;
}
else
{
// Interpolate position/rotation based on two recorded frames
PositionDataEntry startEntry = replayData.positionData[positionDataIndex - 1];
float fT = (float)(timestamp - startEntry.timestamp) /
(float)(entry.timestamp - startEntry.timestamp);
transform.position = Vector3.Lerp(startEntry.position, entry.position, fT);
transform.rotation = Quaternion.Slerp(startEntry.rotation, entry.rotation, fT);
}
++timestamp;
}
else
{
if (shouldLoop)
{
// Loop back to first frame
timestamp = 0;
positionDataIndex = 0;
}
else
{
animState = AnimState.Finished;
if (finishEvent != null)
{
finishEvent.Invoke();
}
}
}
}
}
