internal static void UpdateTangentsFromMode(MovieCurve curve)
{
for (int i = 0; i < curve.curve.length; i++)
{
TangentUtility.Internal_UpdateTangents(curve, i);
}
}
internal static void SetKeyRightTangentMode(ref MovieCurve curve, int index, TangentUtility.TangentMode tangentMode)
{
int curTangentMode = curve.GetTangentMode(index);
curTangentMode &= ~TangentUtility.kRightTangentMask;
curTangentMode |= (int)((int)tangentMode << 5);
curve.SetTangentMode(index, curTangentMode);
}
internal static void UpdateTangentsFromModeSurrounding(MovieCurve curve, int index)
{
TangentUtility.Internal_UpdateTangents(curve, index - 2);
TangentUtility.Internal_UpdateTangents(curve, index - 1);
TangentUtility.Internal_UpdateTangents(curve, index);
TangentUtility.Internal_UpdateTangents(curve, index + 1);
TangentUtility.Internal_UpdateTangents(curve, index + 2);
}
internal static XElement SerializeCurve(MovieCurve curve)
{
XElement elem = new XElement("MovieCurve",
curve.keyframes.Select((key, i) => SerializeKeyframe(key, curve.GetTangentMode(i))));
elem.SetAttributeValue("name", curve.name);
elem.SetAttributeValue("preWrapMode", (int)curve.curve.preWrapMode);
elem.SetAttributeValue("postWrapMode", (int)curve.curve.postWrapMode);
return(elem);
}
public static void SetKeyBroken(MovieCurve curve, int index, bool broken)
{
if (curve == null)
{
throw new ArgumentNullException("curve");
}
if (index < 0 || index >= curve.curve.length)
{
throw new ArgumentException("Index out of bounds.");
}
TangentUtility.SetKeyBroken(ref curve, index, broken);
// curve.curve.MoveKey(index, key);
TangentUtility.UpdateTangentsFromModeSurrounding(curve, index);
}
internal static void SetKeyBroken(ref MovieCurve curve, int index, bool broken)
{
int curTangentMode = curve.GetTangentMode(index);
if (broken)
{
curTangentMode |= TangentUtility.kBrokenMask;
}
else
{
curTangentMode &= ~TangentUtility.kBrokenMask;
}
curve.SetTangentMode(index, curTangentMode);
}
private static void Internal_UpdateTangents(MovieCurve movieCurve, int index)
{
AnimationCurve curve = movieCurve.curve;
if (index >= 0 && index < curve.length)
{
Keyframe key = curve[index];
var leftTang = TangentUtility.GetKeyLeftTangentMode(movieCurve, index);
var rightTang = TangentUtility.GetKeyRightTangentMode(movieCurve, index);
if (leftTang == TangentUtility.TangentMode.Linear && index >= 1)
{
key.inTangent = TangentUtility.Internal_CalculateLinearTangent(curve, index, index - 1);
curve.MoveKey(index, key);
}
if (rightTang == TangentUtility.TangentMode.Linear && index + 1 < curve.length)
{
key.outTangent = TangentUtility.Internal_CalculateLinearTangent(curve, index, index + 1);
curve.MoveKey(index, key);
}
// if (TangentUtility.GetKeyLeftTangentMode(key) == TangentUtility.TangentMode.ClampedAuto || TangentUtility.GetKeyRightTangentMode(key) == TangentUtility.TangentMode.ClampedAuto)
// {
// TangentUtility.Internal_CalculateAutoTangent(curve, index);
// }
if (leftTang == TangentUtility.TangentMode.Auto || rightTang == TangentUtility.TangentMode.Auto)
{
curve.SmoothTangents(index, 0f);
}
if (leftTang == TangentUtility.TangentMode.Free && rightTang == TangentUtility.TangentMode.Free && !TangentUtility.GetKeyBroken(movieCurve, index))
{
key.outTangent = key.inTangent;
curve.MoveKey(index, key);
}
if (leftTang == TangentUtility.TangentMode.Constant)
{
key.inTangent = float.PositiveInfinity;
curve.MoveKey(index, key);
}
if (rightTang == TangentUtility.TangentMode.Constant)
{
key.outTangent = float.PositiveInfinity;
curve.MoveKey(index, key);
}
}
}
public static void SetKeyRightTangentMode(MovieCurve curve, int index, TangentUtility.TangentMode tangentMode)
{
if (curve == null)
{
throw new ArgumentNullException("curve");
}
if (index < 0 || index >= curve.curve.length)
{
throw new ArgumentException("Index out of bounds.");
}
if (tangentMode != TangentUtility.TangentMode.Free)
{
TangentUtility.SetKeyBroken(curve, index, true);
}
TangentUtility.SetKeyRightTangentMode(ref curve, index, tangentMode);
// curve.MoveKey(index, key);
TangentUtility.UpdateTangentsFromModeSurrounding(curve, index);
}
internal static MovieCurve DeserializeCurve(XElement elem)
{
MovieCurve curve = new MovieCurve();
var keys = from e in elem.Elements()
select DeserializeKeyframe(e);
curve.name = elem.Attribute("name").Value;
curve.tangentModes = elem.Elements().Select(e => GetIntAttr(e, "tangentMode")).ToList();
AnimationCurve animCurve = new AnimationCurve(keys.ToArray());
animCurve.preWrapMode = (WrapMode)GetIntAttr(elem, "preWrapMode");
animCurve.postWrapMode = (WrapMode)GetIntAttr(elem, "postWrapMode");
curve.curve = animCurve;
return(curve);
}
internal static bool GetKeyBroken(MovieCurve curve, int index)
{
return((curve.GetTangentMode(index) & TangentUtility.kBrokenMask) != 0);
}
internal static TangentUtility.TangentMode GetKeyRightTangentMode(MovieCurve curve, int index)
{
return((TangentUtility.TangentMode)((curve.GetTangentMode(index) & TangentUtility.kRightTangentMask) >> 5));
}