Anima2D.BoneUtils.ReconstructHierarchy C# (CSharp) Method

		public static Bone2D ReconstructHierarchy(List<Bone2D> bones, List<string> paths)
		{
			Bone2D rootBone = null;

			for (int i = 0; i < bones.Count; i++)
			{
				Bone2D bone = bones[i];
				string path = paths[i];

				for (int j = 0; j < bones.Count; j++)
				{
					Bone2D other = bones [j];
					string otherPath = paths[j];

					if(bone != other && !path.Equals(otherPath) && otherPath.Contains(path))
					{
						other.transform.parent = bone.transform;
						other.transform.localScale = Vector3.one;
					}
				}
			}

			for (int i = 0; i < bones.Count; i++)
			{
				Bone2D bone = bones[i];

				if(bone.parentBone)
				{
					if((bone.transform.position - bone.parentBone.endPosition).sqrMagnitude < 0.00001f)
					{
						bone.parentBone.child = bone;
					}
				}else{
					rootBone = bone;
				}
			}

			return rootBone;
		}

        public static SpriteMeshInstance CreateSpriteMeshInstance(SpriteMesh spriteMesh, GameObject gameObject,
                                                                  bool undo = true)
        {
            SpriteMeshInstance spriteMeshInstance = null;

            if (spriteMesh && gameObject)
            {
                if (undo)
                {
                    spriteMeshInstance = Undo.AddComponent <SpriteMeshInstance>(gameObject);
                }
                else
                {
                    spriteMeshInstance = gameObject.AddComponent <SpriteMeshInstance>();
                }

                spriteMeshInstance.spriteMesh     = spriteMesh;
                spriteMeshInstance.sharedMaterial = defaultMaterial;

                SpriteMeshData spriteMeshData = SpriteMeshUtils.LoadSpriteMeshData(spriteMesh);

                List <Bone2D> bones = new List <Bone2D>();
                List <string> paths = new List <string>();

                Vector4 zero = new Vector4(0f, 0f, 0f, 1f);

                foreach (BindInfo bindInfo in spriteMeshData.bindPoses)
                {
                    Matrix4x4 m = spriteMeshInstance.transform.localToWorldMatrix * bindInfo.bindPose.inverse;

                    GameObject bone = new GameObject(bindInfo.name);

                    if (undo)
                    {
                        Undo.RegisterCreatedObjectUndo(bone, Undo.GetCurrentGroupName());
                    }

                    Bone2D boneComponent = bone.AddComponent <Bone2D>();

                    boneComponent.localLength = bindInfo.boneLength;
                    bone.transform.position   = m * zero;
                    bone.transform.rotation   = m.GetRotation();
                    bone.transform.parent     = gameObject.transform;

                    bones.Add(boneComponent);
                    paths.Add(bindInfo.path);
                }

                BoneUtils.ReconstructHierarchy(bones, paths);

                spriteMeshInstance.bones = bones;

                SpriteMeshUtils.UpdateRenderer(spriteMeshInstance, undo);

                EditorUtility.SetDirty(spriteMeshInstance);
            }

            return(spriteMeshInstance);
        }