73 lines
2.0 KiB
C#
73 lines
2.0 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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[ExecuteInEditMode]
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public class SetRolls : MonoBehaviour
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{
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// 移除 numberOfObjects 字段
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[Header("生成设置")]
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public float angle;
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public float radius;
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public float XRotation;
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// 添加参数变化检测
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private float lastAngle;
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private float lastRadius;
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private float lastXRotation;
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void Update()
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{
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// 检测参数变化或物体变换
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if (ParametersChanged() || transform.hasChanged)
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{
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GenerateRing();
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transform.hasChanged = false;
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UpdateLastParameters();
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}
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}
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bool ParametersChanged()
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{
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return !Mathf.Approximately(angle, lastAngle)
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|| !Mathf.Approximately(radius, lastRadius)
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|| !Mathf.Approximately(XRotation, lastXRotation);
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}
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void UpdateLastParameters()
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{
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lastAngle = angle;
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lastRadius = radius;
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lastXRotation = XRotation;
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}
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void GenerateRing()
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{
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int childCount = transform.childCount;
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if (childCount == 0) return;
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// 记录预制体修改（仅在编辑器模式）
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#if UNITY_EDITOR
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if (!Application.isPlaying)
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{
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UnityEditor.Undo.RecordObjects(transform.Cast<Transform>().ToArray(), "Adjust Roll Positions");
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UnityEditor.PrefabUtility.RecordPrefabInstancePropertyModifications(this);
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}
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#endif
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float angleStep = angle / childCount;
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for (int i = 0; i < childCount; i++) // 遍历所有子物体
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{
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Transform child = transform.GetChild(i);
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float currentAngle = i * angleStep * Mathf.Deg2Rad;
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Vector3 position = new Vector3(Mathf.Cos(currentAngle), 0, Mathf.Sin(currentAngle)) * radius;
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child.localPosition = position;
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child.localRotation = Quaternion.Euler(90, 0, currentAngle * Mathf.Rad2Deg + 90);
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child.Rotate(XRotation, 0, 0, Space.Self);
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child.gameObject.SetActive(true);
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}
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}
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}
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