Refactor : ShoulderCorrectionFunction을 Serializable 모듈로 전환

- RequireComponent 6개 제거 (모듈화 준비)
- ShoulderCorrectionFunction: MonoBehaviour → [Serializable] 클래스
- Start() → Initialize(Animator), Update() → OnUpdate()
- CustomRetargetingScript에서 shoulderCorrection 필드로 소유 및 호출

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Assets/Scripts/KindRetargeting/CustomRetargetingScript.cs

@@ -9,12 +9,6 @@ namespace KindRetargeting
     /// 이 스크립트는 원본 아바타(Source)의 포즈 손가락 움직임을 대상 아바타(Target)에 리타게팅(Retargeting)합니다.
     /// 또한 IK 타겟을 생성하여 대상 아바타의 관절 움직임을 자연스럽게 조정합니다.
     /// </summary>
-    [RequireComponent(typeof(LimbWeightController))]
-    [RequireComponent(typeof(ShoulderCorrectionFunction))]
-    [RequireComponent(typeof(TwoBoneIKSolver))]
-    [RequireComponent(typeof(FootGroundingController))]
-    [RequireComponent(typeof(PropLocationController))]
-    [RequireComponent(typeof(FingerShapedController))]
     [DefaultExecutionOrder(1)]
     public class CustomRetargetingScript : MonoBehaviour
     {
@@ -101,6 +95,9 @@ namespace KindRetargeting
         [HideInInspector] public Vector3 tPoseHeadForward = Vector3.forward;
         [HideInInspector] public Vector3 tPoseHeadUp = Vector3.up;
 
+        [Header("어깨 보정")]
+        [SerializeField] public ShoulderCorrectionFunction shoulderCorrection = new ShoulderCorrectionFunction();
+
         [Header("아바타 크기 조정")]
         [SerializeField, Range(0.1f, 3f)] private float avatarScale = 1f;
         private float previousScale = 1f;
@@ -324,6 +321,10 @@ namespace KindRetargeting
                     Debug.LogWarning("[CustomRetargetingScript] 머리 본을 찾을 수 없습니다!");
                 }
             }
+
+            // 어깨 보정 모듈 초기화
+            if (targetAnimator != null)
+                shoulderCorrection.Initialize(targetAnimator);
         }
 
         /// <summary>
@@ -821,6 +822,9 @@ namespace KindRetargeting
                     break;
             }
 
+            // 어깨 보정 (기존 ExecutionOrder 3)
+            shoulderCorrection.OnUpdate();
+
             // 스케일 변경 확인 및 적용
             if (!Mathf.Approximately(previousScale, avatarScale))
             {

Assets/Scripts/KindRetargeting/ShoulderCorrectionFunction.cs

@@ -2,22 +2,20 @@ using UnityEngine;
 
 namespace KindRetargeting
 {
-    [DefaultExecutionOrder(3)]
+    [System.Serializable]
-    public class ShoulderCorrectionFunction : MonoBehaviour
+    public class ShoulderCorrectionFunction
     {
-        private CustomRetargetingScript retargetingScript; // 소스 데이터를 가져올 리타게팅 스크립트
-
         [Header("설정")]
         [Range(0f, 5f)]
-        public float blendStrength = 2f;        // 전체적인 보정 강도
+        public float blendStrength = 2f;
         [Range(0f, 1f)]
-        public float maxShoulderBlend = 0.7f;   // 어깨에 최대로 전달될 수 있는 회전 비율
+        public float maxShoulderBlend = 0.7f;
-        public bool reverseLeftRotation = false;  // 왼쪽 어깨 회전 방향 반전 설정
+        public bool reverseLeftRotation = false;
-        public bool reverseRightRotation = false; // 오른쪽 어깨 회전 방향 반전 설정
+        public bool reverseRightRotation = false;
 
         [Header("높이 제한 설정")]
-        public float maxHeightDifference = 0.8f; // 최대 높이 차이
+        public float maxHeightDifference = 0.8f;
-        public float minHeightDifference = -0.1f;   // 최소 높이 차이 (이 값 이하에서는 보정하지 않음)
+        public float minHeightDifference = -0.1f;
 
         [Header("보정 커브 설정")]
         public AnimationCurve shoulderCorrectionCurve = AnimationCurve.Linear(0f, 0f, 1f, 1f);
@@ -29,26 +27,24 @@ namespace KindRetargeting
         private Transform rightShoulder;
         private Transform leftUpperArm;
         private Transform rightUpperArm;
-        // 최적화: 팔꿈치(LowerArm) Transform 캐싱 추가
         private Transform leftLowerArm;
         private Transform rightLowerArm;
 
-        private void Start()
+        public void Initialize(Animator targetAnimator)
         {
-            retargetingScript = GetComponent<CustomRetargetingScript>();
+            leftShoulder = targetAnimator.GetBoneTransform(HumanBodyBones.LeftShoulder);
-
+            rightShoulder = targetAnimator.GetBoneTransform(HumanBodyBones.RightShoulder);
-            leftShoulder = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.LeftShoulder);
+            leftUpperArm = targetAnimator.GetBoneTransform(HumanBodyBones.LeftUpperArm);
-            rightShoulder = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.RightShoulder);
+            rightUpperArm = targetAnimator.GetBoneTransform(HumanBodyBones.RightUpperArm);
-            leftUpperArm = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.LeftUpperArm);
+            leftLowerArm = targetAnimator.GetBoneTransform(HumanBodyBones.LeftLowerArm);
-            rightUpperArm = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.RightUpperArm);
+            rightLowerArm = targetAnimator.GetBoneTransform(HumanBodyBones.RightLowerArm);
-            // 최적화: 팔꿈치 Transform도 Start에서 캐싱
-            leftLowerArm = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.LeftLowerArm);
-            rightLowerArm = retargetingScript.targetAnimator.GetBoneTransform(HumanBodyBones.RightLowerArm);
         }
 
-        private void Update()
+        public void OnUpdate()
         {
-            // 왼쪽 어깨 보정 (최적화: 캐싱된 Transform 사용)
+            if (leftShoulder == null || rightShoulder == null) return;
+
+            // 왼쪽 어깨 보정
             Vector3 leftElbowPos = leftLowerArm.position;
             float leftHeightDiff = leftElbowPos.y - leftShoulder.position.y;
             float leftRawBlend = Mathf.Clamp01(
@@ -56,7 +52,7 @@ namespace KindRetargeting
             );
             leftBlendWeight = shoulderCorrectionCurve.Evaluate(leftRawBlend) * maxShoulderBlend;
 
-            // 오른쪽 어깨 보정 (최적화: 캐싱된 Transform 사용)
+            // 오른쪽 어깨 보정
             Vector3 rightElbowPos = rightLowerArm.position;
             float rightHeightDiff = rightElbowPos.y - rightShoulder.position.y;
             float rightRawBlend = Mathf.Clamp01(