From ce73a13f28e5a947df8f1f87f1f1be20010952ec Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Mon, 2 Aug 2021 08:35:26 +0800
Subject: =?UTF-8?q?*=20=E6=B5=8B=E8=AF=95?=
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---
 Assets/Scripts/Unit/UnitRootMotion.cs | 81 +++++++++++++++++++++++++++++------
 1 file changed, 68 insertions(+), 13 deletions(-)

(limited to 'Assets/Scripts/Unit/UnitRootMotion.cs')

diff --git a/Assets/Scripts/Unit/UnitRootMotion.cs b/Assets/Scripts/Unit/UnitRootMotion.cs
index a2607700..18e0093f 100644
--- a/Assets/Scripts/Unit/UnitRootMotion.cs
+++ b/Assets/Scripts/Unit/UnitRootMotion.cs
@@ -1,24 +1,79 @@
 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
 
 // 同步root motion到角色根节点
 [DisallowMultipleComponent]
-public class UnitRootMotion : MonoBehaviour
+public class UnitRootMotion : UnitComponent
 {
-    Transform m_Root;
-    Animator m_Animator;
-
-    private void Awake()
-    {
-        m_Root = transform.parent;
-        m_Animator = GetComponent<Animator>();
-    }
-
-	public Vector3 UpdateRootMotion()
+	RootMotionData m_RootMotionData;
+
+	Dictionary<UnitAnimation.EAnimState, RootMotionData> m_RootMotionDic = new Dictionary<UnitAnimation.EAnimState, RootMotionData>();
+
+	private float m_PrevNormalTime;
+
+	public override void Initialize()
 	{
-		
-		return Vector3.zero;
+		base.Initialize();
+	}
+
+	public void Reset()
+	{
+		m_PrevNormalTime = 0;
+	}
+
+#if false // 用自定义root motion 
+	public override void OnUpdate()
+	{
+		base.OnUpdate();
+
+		var state = m_Owner.unitAnimation.curState;
+		float playbackTime = m_Owner.unitAnimation.playbackTime;
+
+		var rootMotion = m_RootMotionDic[state];
+		float normalTime = (playbackTime % rootMotion.animationLength) / rootMotion.animationLength;
+
+		if (m_PrevNormalTime > normalTime)
+			m_PrevNormalTime = 0;
+
+		m_Owner.transform.position += rootMotion.GetRootMotionDistance(m_PrevNormalTime, normalTime);
+		m_PrevNormalTime = normalTime;
 	}
 
+	public void SetUpRootMotion(string unitFolder, UnitActionData actions)
+	{
+		if (actions == null)
+			return;
+
+		foreach (var action in actions.actions)
+		{
+#if UNITY_EDITOR
+			AnimationClip clip = action.Value;
+			string name = clip.name;
+			string path = unitFolder + "RootMotion/" + name + ".asset";
+			RootMotionData data = AssetDatabase.LoadAssetAtPath<RootMotionData>(path);
+			m_RootMotionDic.Add(action.Key, data);
+#endif
+		}
+	}
+
+#else
+
+	public override void OnUpdate()
+	{
+		base.OnUpdate();
+	}
+
+	public void UpdateRootMotion()
+	{
+		Vector3 dest = m_Owner.unitAnimation.animator.deltaPosition;
+		dest.x = 0;
+		m_Owner.transform.position += dest;
+	}
+
+#endif
+
 }
-- 
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