/// <summary>
/// Create path curve base on anchors.
/// </summary>
public virtual void CreateCurve()
{
if (anchors.Count == 0)
{
curve = null;
return;
}
curve = new VectorAnimationCurve();
curve.preWrapMode = curve.postWrapMode = wrapmode;
//Add frame keys to curve.
float time = 0;
for (int i = 0; i < anchors.Count - 1; i++)
{
curve.AddKey(time, anchors[i]);
time += Vector3.Distance(anchors[i], anchors[i + 1]);
}
//Add last key.
curve.AddKey(time, anchors[anchors.Count - 1]);
if (isClose)
{
//Add close key[the first key]
time += Vector3.Distance(anchors[anchors.Count - 1], anchors[0]);
curve.AddKey(time, anchors[0]);
}
//Smooth curve keys out tangent.
curve.SmoothTangents(0);
}
/// <summary>
/// Create the curve base on anchors.
/// </summary>
public virtual void CreateCurve()
{
curve = new VectorAnimationCurve();
curve.preWrapMode = curve.postWrapMode = WrapMode.Loop;
//Add frame keys to curve.
float time = 0;
for (int i = 0; i < anchorRoot.childCount - 1; i++)
{
curve.AddKey(time, anchorRoot.GetChild(i).localPosition);
time += Vector3.Distance(anchorRoot.GetChild(i).position, anchorRoot.GetChild(i + 1).position);
}
//Add last key and loop key(the first key).
curve.AddKey(time, anchorRoot.GetChild(anchorRoot.childCount - 1).localPosition);
time += Vector3.Distance(anchorRoot.GetChild(anchorRoot.childCount - 1).position, anchorRoot.GetChild(0).position);
curve.AddKey(time, anchorRoot.GetChild(0).localPosition);
//Smooth the in and out tangents of curve keyframes.
curve.SmoothTangents(0);
}
/// <summary>
/// Rebuild path.
/// </summary>
public override void Rebuild()
{
curve = VectorAnimationCurve.FromAnchors(anchors.ToArray(), close);
}
protected virtual void Reset()
{
curve = null;
}
