Animancer - Root Motion

// Animancer // Copyright 2019 Kybernetik //

#pragma warning disable CS0649 // Field is never assigned to, and will always have its default value.

using System;
using UnityEngine;

namespace Animancer.Examples
{
    /// <summary>
    /// Demonstrates how to use Root Motion for some animations but not others.
    /// </summary>
    [AddComponentMenu("Animancer/Examples/Root Motion")]
    [HelpURL(AnimancerPlayable.APIDocumentationURL + ".Examples/RootMotion")]
    public sealed class RootMotion : MonoBehaviour
    {
        /************************************************************************************************************************/

        /// <summary>
        /// A <see cref="ClipState.Serializable"/> with an <see cref="ApplyRootMotion"/> to determine whether root
        /// motion should be enabled when it plays.
        /// </summary>
        [Serializable]
        public class MotionClip : ClipState.Serializable
        {
            /************************************************************************************************************************/

            [Tooltip("Determines if root motion should be enabled when this animation plays")]
            [SerializeField]
            private bool _ApplyRootMotion;

            /// <summary>
            /// Determines if root motion should be enabled when this animation plays.
            /// </summary>
            public bool ApplyRootMotion
            {
                get { return _ApplyRootMotion; }
                set { _ApplyRootMotion = value; }
            }

            /************************************************************************************************************************/
        }

        /************************************************************************************************************************/

        [SerializeField]
        private AnimancerComponent _Animancer;

        [SerializeField]
        private MotionClip[] _Animations;

        /************************************************************************************************************************/

        private void OnEnable()
        {
            Play(0);
        }

        /************************************************************************************************************************/

        public void Play(int index)
        {
            var animation = _Animations[index];
            _Animancer.Transition(animation);
            _Animancer.Animator.applyRootMotion = animation.ApplyRootMotion;
        }

        /************************************************************************************************************************/
    }
}