C++ (Cpp) FRichCurve::UpdateOrAddKey Examples

Example #1

File: MovieSceneSection.cpp Project: johndpope/UE4

void UMovieSceneSection::AddKeyToCurve( FRichCurve& InCurve, float Time, float Value )
{
	if(IsTimeWithinSection(Time))
	{
		Modify();
		InCurve.UpdateOrAddKey(Time, Value);
	}
}

Example #2

File: MovieSceneSection.cpp Project: zhaoyizheng0930/UnrealEngine

void UMovieSceneSection::AddKeyToCurve(FRichCurve& InCurve, float Time, float Value, EMovieSceneKeyInterpolation Interpolation, const bool bUnwindRotation)
{
	if (IsTimeWithinSection(Time))
	{
		if (TryModify())
		{
			FKeyHandle ExistingKeyHandle = InCurve.FindKey(Time);
			FKeyHandle NewKeyHandle = InCurve.UpdateOrAddKey(Time, Value, bUnwindRotation);

			if (!InCurve.IsKeyHandleValid(ExistingKeyHandle) && InCurve.IsKeyHandleValid(NewKeyHandle))
			{
				MovieSceneHelpers::SetKeyInterpolation(InCurve, NewKeyHandle, Interpolation);
			}
		}
	}
}