private void ConvertAnimations()
{
foreach (var animationClip in animationClipHashSet)
{
var iAnim = new ImportedKeyframedAnimation();
var name = animationClip.m_Name;
if (AnimationList.Exists(x => x.Name == name))
{
for (int i = 1; ; i++)
{
var fixName = name + $"_{i}";
if (!AnimationList.Exists(x => x.Name == fixName))
{
name = fixName;
break;
}
}
}
iAnim.Name = name;
iAnim.SampleRate = animationClip.m_SampleRate;
iAnim.TrackList = new List <ImportedAnimationKeyframedTrack>();
AnimationList.Add(iAnim);
if (animationClip.m_Legacy)
{
foreach (var m_CompressedRotationCurve in animationClip.m_CompressedRotationCurves)
{
var track = iAnim.FindTrack(FixBonePath(m_CompressedRotationCurve.m_Path));
var numKeys = m_CompressedRotationCurve.m_Times.m_NumItems;
var data = m_CompressedRotationCurve.m_Times.UnpackInts();
var times = new float[numKeys];
int t = 0;
for (int i = 0; i < numKeys; i++)
{
t += data[i];
times[i] = t * 0.01f;
}
var quats = m_CompressedRotationCurve.m_Values.UnpackQuats();
for (int i = 0; i < numKeys; i++)
{
var quat = quats[i];
var value = Fbx.QuaternionToEuler(new Quaternion(quat.X, -quat.Y, -quat.Z, quat.W));
track.Rotations.Add(new ImportedKeyframe <Vector3>(times[i], value));
}
}
foreach (var m_RotationCurve in animationClip.m_RotationCurves)
{
var track = iAnim.FindTrack(FixBonePath(m_RotationCurve.path));
foreach (var m_Curve in m_RotationCurve.curve.m_Curve)
{
var value = Fbx.QuaternionToEuler(new Quaternion(m_Curve.value.X, -m_Curve.value.Y, -m_Curve.value.Z, m_Curve.value.W));
track.Rotations.Add(new ImportedKeyframe <Vector3>(m_Curve.time, value));
}
}
foreach (var m_PositionCurve in animationClip.m_PositionCurves)
{
var track = iAnim.FindTrack(FixBonePath(m_PositionCurve.path));
foreach (var m_Curve in m_PositionCurve.curve.m_Curve)
{
track.Translations.Add(new ImportedKeyframe <Vector3>(m_Curve.time, new Vector3(-m_Curve.value.X, m_Curve.value.Y, m_Curve.value.Z)));
}
}
foreach (var m_ScaleCurve in animationClip.m_ScaleCurves)
{
var track = iAnim.FindTrack(FixBonePath(m_ScaleCurve.path));
foreach (var m_Curve in m_ScaleCurve.curve.m_Curve)
{
track.Scalings.Add(new ImportedKeyframe <Vector3>(m_Curve.time, new Vector3(m_Curve.value.X, m_Curve.value.Y, m_Curve.value.Z)));
}
}
if (animationClip.m_EulerCurves != null)
{
foreach (var m_EulerCurve in animationClip.m_EulerCurves)
{
var track = iAnim.FindTrack(FixBonePath(m_EulerCurve.path));
foreach (var m_Curve in m_EulerCurve.curve.m_Curve)
{
track.Rotations.Add(new ImportedKeyframe <Vector3>(m_Curve.time, new Vector3(m_Curve.value.X, -m_Curve.value.Y, -m_Curve.value.Z)));
}
}
}
}
else
{
var m_Clip = animationClip.m_MuscleClip.m_Clip;
var streamedFrames = m_Clip.m_StreamedClip.ReadData();
var m_ClipBindingConstant = animationClip.m_ClipBindingConstant;
for (int frameIndex = 1; frameIndex < streamedFrames.Count - 1; frameIndex++)
{
var frame = streamedFrames[frameIndex];
var streamedValues = frame.keyList.Select(x => x.value).ToArray();
for (int curveIndex = 0; curveIndex < frame.keyList.Length;)
{
ReadCurveData(iAnim, m_ClipBindingConstant, frame.keyList[curveIndex].index, frame.time, streamedValues, 0, ref curveIndex);
}
}
var m_DenseClip = m_Clip.m_DenseClip;
var streamCount = m_Clip.m_StreamedClip.curveCount;
for (int frameIndex = 0; frameIndex < m_DenseClip.m_FrameCount; frameIndex++)
{
var time = m_DenseClip.m_BeginTime + frameIndex / m_DenseClip.m_SampleRate;
var frameOffset = frameIndex * m_DenseClip.m_CurveCount;
for (int curveIndex = 0; curveIndex < m_DenseClip.m_CurveCount;)
{
var index = streamCount + curveIndex;
ReadCurveData(iAnim, m_ClipBindingConstant, (int)index, time, m_DenseClip.m_SampleArray, (int)frameOffset, ref curveIndex);
}
}
if (m_Clip.m_ConstantClip != null)
{
var m_ConstantClip = m_Clip.m_ConstantClip;
var denseCount = m_Clip.m_DenseClip.m_CurveCount;
var time2 = 0.0f;
for (int i = 0; i < 2; i++)
{
for (int curveIndex = 0; curveIndex < m_ConstantClip.data.Length;)
{
var index = streamCount + denseCount + curveIndex;
ReadCurveData(iAnim, m_ClipBindingConstant, (int)index, time2, m_ConstantClip.data, 0, ref curveIndex);
}
time2 = animationClip.m_MuscleClip.m_StopTime;
}
}
}
}
}
