private void RenderTransformPath(TransformCurves transformCurves, float length, float samplingDelta)
{
float t = 0;
int numberSamples = Mathf.RoundToInt(length / samplingDelta) + 1;
float delta = length / numberSamples;
Vector3[] pts = new Vector3[numberSamples];
int index = 0;
while (index < numberSamples)
{
pts[index++] = transformCurves.GetPosition(t);
t += delta;
}
if (index != pts.Length)
{
Debug.LogError("Number of samples doesn't match: " + (index + 1) + " instead of " + pts.Length);
}
Handles.DrawPolyLine(pts);
}
public void CreateTransformCurves()
{
if (_transformCurves == null)
{
_transformCurves = new TransformCurves(_animEvt.Owner, _animEvt._animationClip);
}
}
private void PreviewAnimationEvent(FAnimationEventEditor animEvtEditor, int frame)
{
FPlayAnimationEvent animEvt = (FPlayAnimationEvent)animEvtEditor._evt;
if (animEvt._animationClip == null)
{
return;
}
bool isEditable = animEvt.IsAnimationEditable();
// render path
if (isEditable)
{
TransformCurves transformCurves = new TransformCurves(animEvt.Owner, animEvt._animationClip);
RenderTransformPath(transformCurves, animEvt.LengthTime, 1f / animEvt.Sequence.FrameRate);
float t = (float)(frame + animEvt._startOffset - animEvt.Start) / animEvt.Sequence.FrameRate;
if (animEvt.FrameRange.Contains(frame))
{
// float t = (float)(frame + animEvt._startOffset - animEvt.Start) / animEvt.Sequence.FrameRate;
RenderTransformAnimation(transformCurves, t);
}
// AnimationClipCurveData[] allCurves = AnimationUtility.GetAllCurves( animEvt._animationClip, true );
// foreach( AnimationClipCurveData curve in allCurves )
// {
//
// }
}
else if (animEvt.FrameRange.Contains(frame))
{
float t = (float)(frame + animEvt._startOffset - animEvt.Start) / animEvt.Sequence.FrameRate;
bool wasInAnimationMode = AnimationMode.InAnimationMode();
if (!AnimationMode.InAnimationMode())
{
AnimationMode.StartAnimationMode();
}
AnimationMode.BeginSampling();
AnimationMode.SampleAnimationClip(animEvt.Owner.gameObject, animEvt._animationClip, t);
AnimationMode.EndSampling();
if (!wasInAnimationMode)
{
AnimationMode.StopAnimationMode();
}
}
}
private void RenderTransformAnimation(TransformCurves transformCurves, float time)
{
Vector3 pos = transformCurves.GetPosition(time);//new Vector3( xPos.Evaluate(t), yPos.Evaluate(t), zPos.Evaluate(t) );
Quaternion rot = transformCurves.GetRotation(time);
Vector3 scale = transformCurves.GetScale(time);
transformCurves.bone.localScale = scale;
transformCurves.bone.localRotation = rot;
transformCurves.bone.localPosition = pos;
Handles.RectangleCap(0, pos, rot, 0.1f);
Handles.RectangleCap(0, pos + rot * Vector3.forward, rot, 0.4f);
}