/// <summary>
/// Returns an approximation for the greatest value along the curve.
///
/// Unity doesn't provide a way to get the bounding box, so
/// we'll cheat and just check a certain number of samples.
/// </summary>
/// <returns>The max value.</returns>
/// <param name="extends">Extends.</param>
public static float GetMaxValue(this AnimationCurve extends)
{
float max = extends[0].value;
if (extends.length == 1)
{
return(max);
}
float startTime = extends.GetStartTime();
float lengthTime = extends.GetTimeLength();
float delta = CURVE_BOUNDS_DELTA * lengthTime;
for (int index = 1; index < CURVE_BOUNDS_SAMPLES; index++)
{
float time = startTime + delta * index;
max = HydraMathUtils.Max(max, extends.Evaluate(time));
}
return(max);
}
/// <summary>
/// Gets the length of the curve.
/// </summary>
/// <returns>The time length.</returns>
/// <param name="extends">Extends.</param>
public static float GetTimeLength(this AnimationCurve extends)
{
return(extends.GetEndTime() - extends.GetStartTime());
}