public static AnimationClip OptimizeAnimation(AnimationClip _srcClip, int _floatPrecision, bool _clearScale)
{
AnimationClip _dstClip = _srcClip.Copy();
_dstClip.ClearCurves();
foreach (var binding in AnimationUtility.GetCurveBindings(_srcClip))
{
if (_clearScale && binding.propertyName.Contains("Scale"))
{
continue;
}
AnimationCurve curve = AnimationUtility.GetEditorCurve(_srcClip, binding);
Keyframe[] keyframes = curve.keys;
for (int i = 0; i < keyframes.Length; i++)
{
Keyframe keyframe = keyframes[i];
keyframe.value = OptimizeFloat(keyframe.value, _floatPrecision);
keyframe.time = OptimizeFloat(keyframe.time, _floatPrecision);
keyframe.inTangent = OptimizeFloat(keyframe.inTangent, _floatPrecision);
keyframe.outTangent = OptimizeFloat(keyframe.outTangent, _floatPrecision);
keyframe.inWeight = OptimizeFloat(keyframe.inWeight, _floatPrecision);
keyframe.outWeight = OptimizeFloat(keyframe.outWeight, _floatPrecision);
keyframes[i] = keyframe;
}
curve.keys = keyframes;
_dstClip.SetCurve(binding.path, binding.type, binding.propertyName, curve);
}
return(_dstClip);
}