AnimationCurve PlayEvaluate

AnimationCurveEx.cs

using System;
using System.Collections;
using UnityEngine;

namespace Util
{
    public static class AnimationCurveEx
    {
        public static IEnumerator PlayEvaluate(this AnimationCurve curve, float time, Action<float> action, params Tuple<float, Action>[] animationEvents)
        {
            var lastProgress = 0f;
            var costTime = 0f;
            while (costTime < time)
            {
                lastProgress = costTime / time;
                costTime += Time.deltaTime;
                var progress = costTime / time;
                var value = curve.Evaluate(progress);
                action(value);

                foreach (var animationEvent in animationEvents)
                {
                    if (lastProgress <= animationEvent.Item1 && progress >= animationEvent.Item1)
                    {
                        animationEvent.Item2();
                    }
                }

                yield return null;
            }

            action(curve.Evaluate(1f));
        }
    }
}