/// <summary>
/// Create a new keyframe.
/// </summary>
/// <param name="precedingFrame"></param>
public Keyframe AddFrame(Keyframe precedingFrame = null)
{
float frameTime;
if (precedingFrame == null || _keyframes.Contains(precedingFrame))
{
frameTime = 0;
}
else
{
var frameIndex = _keyframes.IndexOf(precedingFrame);
if (frameIndex == _keyframes.Count - 1)
{
frameTime = precedingFrame.Time + 0.1f;
}
else
{
var frameAfterPrecedingFrame = _keyframes[frameIndex + 1];
var timeDifference = frameAfterPrecedingFrame.Time - precedingFrame.Time;
frameTime = precedingFrame.Time + (timeDifference / 2.0f);
}
}
var newKeyFrame = new Keyframe(this, frameTime);
_keyframes.Add(newKeyFrame);
if (precedingFrame != null)
{
newKeyFrame.LoadFromKeyframe(precedingFrame);
}
else
{
newKeyFrame.LoadFromCurrentModelState(_epicModel);
}
SortFrames();
return newKeyFrame;
}
public Keyframe AddFrame(float time)
{
var frame = new Keyframe(this, time);
_keyframes.Add(frame);
SortFrames();
return frame;
}
public void LoadFromKeyframe(Keyframe precedingFrame)
{
ModelPartAnimStates = new List<ModelPartAnimState>(precedingFrame.ModelPartAnimStates.Count);
foreach (var other in precedingFrame.ModelPartAnimStates)
{
if (_animation.Ignores(other.ModelPart))
{
continue;
}
var modelPartAnimState = other.Clone();
ModelPartAnimStates.Add(modelPartAnimState);
}
AnchorAnimStates = new List<AnchorAnimState>(precedingFrame.AnchorAnimStates.Count);
foreach (var other in precedingFrame.AnchorAnimStates)
{
if (_animation.Ignores(other.Anchor))
{
continue;
}
var anchorAnimState = other.Clone();
AnchorAnimStates.Add(anchorAnimState);
}
}