/// <summary>
/// Connects the specified path to the current path adding transitions between them
/// </summary>
/// <param name="animationPath">Animation path to connect with current path</param>
public void ConnectTo(AnimationPath animationPath)
{
var lastItem = this.items[this.items.Count - 1];
var nextItem = animationPath.items[0];
if (lastItem.ClipName != nextItem.ClipName)
{
var newItem = new AnimationPathItem(lastItem.ClipName + nextItem.ClipName, false, 1, 1f, true);
animationPath.items.Insert(0, newItem);
}
}
/// <summary>
/// Adds a new animation item to the animation path
/// </summary>
/// <param name="clipName">Clip name to play</param>
/// <param name="loop">Loops</param>
/// <param name="repeats">Number of iterations</param>
/// <param name="timeDelta">Delta time to apply on this animation clip</param>
private void Add(string clipName, bool loop, int repeats, float timeDelta)
{
AnimationPathItem prev = null;
if (this.items.Count > 0)
{
//Gets last item
prev = this.items[this.items.Count - 1];
}
if (prev != null)
{
var transition = new AnimationPathItem(prev.ClipName + clipName, false, 1, timeDelta, true);
items.Add(transition);
}
var newItem = new AnimationPathItem(clipName, loop, repeats, timeDelta, false);
items.Add(newItem);
}
/// <summary>
/// Updates the current item
/// </summary>
/// <param name="item">Item to update</param>
/// <param name="isLastItem">It's the last item in the path</param>
/// <param name="nextTime">Next time</param>
/// <param name="time">Current time</param>
/// <param name="atEnd">Returns if the path is at end</param>
/// <param name="t">Evaluated time</param>
/// <returns>Returns false if the path has to stop or true if it has to continue</returns>
private bool?UpdateItem(AnimationPathItem item, bool isLastItem, float nextTime, ref float time, out bool atEnd, out float t)
{
atEnd = false;
t = item.TotalDuration;
if (t == 0)
{
return(true);
}
if (item.Loop)
{
//Adjust time in the loop
float d = nextTime - time;
t = d % t;
}
time += t;
if (time - t <= nextTime && time > nextTime)
{
//This is the item, stop the path
return(false);
}
else if (item.Loop)
{
//Do loop, continue path
return(true);
}
else if (nextTime >= time && isLastItem /*i == this.items.Count - 1*/)
{
//Item passed, it's the end item
atEnd = true;
return(false);
}
return(null);
}
