public void Add(Vector3 velocity)
{
if (this.FilterSize == 0)
{
this.mLastGoodHeading = velocity;
return;
}
float magnitude = velocity.magnitude;
if (magnitude > 0.0001f)
{
CinemachineOrbitalTransposer.HeadingTracker.Item item = default(CinemachineOrbitalTransposer.HeadingTracker.Item);
item.velocity = velocity;
item.weight = magnitude;
item.time = Time.time;
if (this.mCount == this.FilterSize)
{
this.PopBottom();
}
this.mCount++;
this.mHistory[this.mTop] = item;
if (++this.mTop == this.FilterSize)
{
this.mTop = 0;
}
this.mWeightSum *= CinemachineOrbitalTransposer.HeadingTracker.Decay(item.time - this.mWeightTime);
this.mWeightTime = item.time;
this.mWeightSum += magnitude;
this.mHeadingSum += item.velocity;
}
}
private void PopBottom()
{
if (this.mCount > 0)
{
float time = Time.time;
CinemachineOrbitalTransposer.HeadingTracker.Item item = this.mHistory[this.mBottom];
if (++this.mBottom == this.FilterSize)
{
this.mBottom = 0;
}
this.mCount--;
float num = CinemachineOrbitalTransposer.HeadingTracker.Decay(time - item.time);
this.mWeightSum -= item.weight * num;
this.mHeadingSum -= item.velocity * num;
if (this.mWeightSum <= 0.0001f || this.mCount == 0)
{
this.ClearHistory();
}
}
}
