public float GetLastFrameTime()
{
var lastPosition = ReplayPointer.GetLastStartingPositionIndex;
THeader.SetPointerPosition(ReplayReader, lastPosition);
ReadDeltaFrameCount();
var time = ReadFrameTime();
// first Snapshot is always at frametime = 0
FrameTime = 0;
return(time);
}
public override float ReadFrame(int currentFrame, int deltaFrames, float deltaTime)
{
var time = 0f;
if (CurrentFrame + 1 == currentFrame)
{
CurrentFrame = currentFrame;
time = ReadFrameTime();
ReadObjectsIdsAndNames();
ReadObservableEntitiesInit(deltaTime);
ReadObservableEntities(true, deltaTime);
}
else
{
deltaTime = 1f / Hz;
CurrentFrame = currentFrame;
// Read BaseFrame
THeader.SetPointerPosition(ReplayReader, currentFrame - deltaFrames);
BaseFrame.ReadDeltaFrameCount();
BaseFrame.ReadFrameTime();
BaseFrame.ReadObjectsIdsAndNames();
// Only construct once
BaseFrame.ReadObservableEntitiesInit(deltaTime);
BaseFrame.ReadObservableEntities(false, deltaTime);
// Read all deltas until currentFrame
for (var i = deltaFrames - 1; i >= 0; i--)
{
THeader.SetPointerPosition(ReplayReader, currentFrame - i);
ReadDeltaFrameCount();
time = ReadFrameTime();
ReadObjectsIdsAndNames();
ReadObservableEntities(i == 0, deltaTime);
}
}
return(time);
}
public override float ReadFrame(int currentFrame, int deltaFrames, float deltaTime)
{
var time = 0f;
if (CurrentFrame + 1 == currentFrame)
{
CurrentFrame = currentFrame;
time = ReadFrameTime();
ReadObjectsIdsAndNames();
// Only construct once, because delta compression method unpacks n deltaFrameCount frames
ReadObservableEntitiesInit(deltaTime);
ReadObservableEntities(true, deltaTime);
}
else
{
deltaTime = 1f / Hz;
CurrentFrame = currentFrame;
// Read BaseFrame
THeader.SetPointerPosition(ReplayReader, currentFrame - deltaFrames);
BaseFrame.ReadDeltaFrameCount();
BaseFrame.ReadFrameTime();
BaseFrame.ReadObjectsIdsAndNames();
// Only construct once, because delta compression method unpacks n deltaFrameCount frames
BaseFrame.ReadObservableEntitiesInit(deltaTime);
BaseFrame.ReadObservableEntities(false, deltaTime);
THeader.SetPointerPosition(ReplayReader, currentFrame);
ReadDeltaFrameCount();
time = ReadFrameTime();
ReadObjectsIdsAndNames();
ReadObservableEntities(true, deltaTime);
}
return(time);
}