/// <summary>
/// The main update method of the replay manager.
/// Causes the replay manager to update its state based on the current <see cref="state"/>.
/// </summary>
/// <param name="deltaTime"></param>
public void UpdateState(float deltaTime)
{
if (deltaTime <= 0f)
{
Debug.Log(Time.timeScale);
throw new InvalidOperationException("Delta time value must be greater than '0'");
}
switch (state)
{
case PlaybackState.Idle: break;
case PlaybackState.Playback_Paused: break; // Do nothing
case PlaybackState.Recording_Paused: break; // Do nothing
case PlaybackState.Recording_Paused_Playback:
case PlaybackState.Playback:
{
// Make sure we are not in single frame mode
if (singlePlayback == false)
{
ReplaySnapshot frame;
// Update the sequencer
ReplaySequenceResult result = sequence.UpdatePlayback(out frame, playbackEndBehaviour, deltaTime);
// Check if the sequence has a new frame to be displayed
if (result == ReplaySequenceResult.SequenceAdvance)
{
// Restore the scene state
scene.RestoreSnapshot(frame, Target.InitialStateBuffer);
}
// Check if the sequence is at the end of the recording
else if (result == ReplaySequenceResult.SequenceEnd)
{
StopPlayback();
}
// Update the playback
if (result == ReplaySequenceResult.SequenceIdle ||
result == ReplaySequenceResult.SequenceAdvance)
{
// This calls 'updateReplay' on all replay obejcts in the scene
ReplayBehaviour.Events.CallReplayUpdateEvents();
}
}
} break;
case PlaybackState.Recording:
{
// Update the replay timer - Pass the delta time instead of using Time.deltaTime
ReplayTimer.Tick(deltaTime);
// Make sure enough time has passed to record a sample
if (recordStepTimer.HasElapsed() == true)
{
// Get the scene state
ReplaySnapshot currentState = scene.RecordSnapshot(Instance.recordTimer.ElapsedSeconds, Target.InitialStateBuffer);
// Write it to the replay target
Target.RecordSnapshot(currentState);
}
} break;
}
}
public ReplaySequenceResult UpdatePlayback(out ReplaySnapshot frame, PlaybackEndBehaviour endBehaviour, float deltaTime)
{
PlaybackDirection direction = ReplayTime.TimeScaleDirection;
// Default to idle
ReplaySequenceResult result = ReplaySequenceResult.SequenceIdle;
if (last != null)
{
if (direction == PlaybackDirection.Forward)
{
// Calculatet the delta time
ReplayTime.Delta = MapScale(playbackTime, last.TimeStamp, current.TimeStamp, 0, 1);
}
else
{
// Calculate the delta for reverse playback
ReplayTime.Delta = -MapScale(playbackTime, current.TimeStamp, last.TimeStamp, 0, 1);
}
}
else
{
if (current == null)
{
ReplayTime.Delta = 0;
}
else
{
ReplayTime.Delta = MapScale(playbackTime, 0, current.TimeStamp, 0, 1);
}
}
// Clamp delta
ReplayTime.Delta = Mathf.Clamp01(ReplayTime.Delta);
float delta = Mathf.Abs(deltaTime * ReplayTime.TimeScale);
//if (fixedTime == true)
//{
// // Find the fixed time delta
// delta = (Time.fixedDeltaTime * ReplayTime.TimeScale);
//}
//else
//{
// // Find the time delta
// delta = (Time.deltaTime * Mathf.Abs(ReplayTime.TimeScale));
//}
// Advance our frame
switch (direction)
{
case PlaybackDirection.Forward:
{
playbackTime += delta;
}
break;
case PlaybackDirection.Backward:
{
playbackTime -= delta;
}
break;
}
switch (endBehaviour)
{
default:
case PlaybackEndBehaviour.EndPlayback:
{
// Check for end of playback
if (playbackTime >= target.Duration || playbackTime < 0)
{
frame = null;
return(ReplaySequenceResult.SequenceEnd);
}
break;
}
case PlaybackEndBehaviour.LoopPlayback:
{
if (playbackTime >= target.Duration || playbackTime < 0)
{
playbackTime = (direction == PlaybackDirection.Forward) ? 0 : target.Duration;
}
break;
}
case PlaybackEndBehaviour.StopPlayback:
{
if (playbackTime >= target.Duration)
{
playbackTime = target.Duration;
}
else if (playbackTime < 0)
{
playbackTime = 0;
}
break;
}
}
// Try to get the current frame
ReplaySnapshot temp = target.RestoreSnapshot(playbackTime);
// Check for valid frame
if (temp != null)
{
// Check for sequence advancement
if (current != temp)
{
// Snap to next frame
ReplayTime.Delta = 0;
// Set the result
result = ReplaySequenceResult.SequenceAdvance;
// Update last frame
last = current;
}
// Update the current frame
current = temp;
}
else
{
// Do nothing - We may be inbetween replay frames
// Trigger sequence end
//frame = null;
//return ReplaySequenceResult.SequenceEnd;
}
// The sequencer only updated its timing values and there was no state change
frame = current;
return(result);
}
