feat: 角色展示v1.2
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m0_75251201
@@ -3,10 +3,12 @@ using UnityEngine;
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namespace CharacterPreview
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{
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public class ModelMove:MonoBehaviour
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public class ModelMove : MonoBehaviour
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{
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// 摄像机属性
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private Camera _camera;
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public Camera currentCamera
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public Camera CurrentCamera
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{
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get
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{
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@@ -18,36 +20,280 @@ namespace CharacterPreview
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_camera = FindObjectOfType<Camera>();
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}
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}
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return _camera;
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}
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}
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public Vector2 horizontalMoveRange = new Vector2(-1f, 2f); // X轴范围
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public Vector2 verticalMoveRange = new Vector2(-2f, 2f); // Y轴范围
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public Vector2 depthMoveRange = new Vector2(-1, 10f); // Z轴范围 (深度)
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public Vector2 scaleRange = new Vector2(0.5f, 3f); // 缩放范围 (x=min, y=max)
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// 初始状态变量
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private Vector3 _initialScale = Vector3.one;
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private Quaternion _initialRotation = Quaternion.identity;
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// 模型相对于摄像机的初始局部位置偏移量
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private Vector3 _initialCameraLocalOffset;
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// 用于Input输入的控制器对象
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private GameObject _controlModelMoveGameObject;
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public bool CanFix => ModBehaviour.config.data.canEdit;
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// 模型在摄像机局部空间中的默认位置偏移量 (用于Reset)
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public static readonly Vector3 DefaultCameraLocalOffset = new Vector3(0.38f, -0.92f, 2.00f);
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private void Awake()
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{
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EnsureControlModelMoveGameObject();
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}
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private void Start()
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{
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if (currentCamera)
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if (ModBehaviour.config.data.use)
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{
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var worldPos = CameraLocalToWorld(currentCamera, new Vector3(1, -1, 1));
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transform.position = worldPos;
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ApplyConfig();
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}
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else
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{
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transform.position = new Vector3(8, 8, -16);
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RefreshPosition();
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}
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}
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private void Update()
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{
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// // 调试功能，按下 "-" 打印模型相对于摄像机的局部位置
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// if (Input.GetKeyDown(KeyCode.Minus))
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// {
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// if (CurrentCamera)
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// {
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// var localPositionRelativeToCamera =
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// CurrentCamera.transform.InverseTransformPoint(transform.position);
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// Debug.Log($"模型相对于摄像机的局部位置: {localPositionRelativeToCamera}");
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// }
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// else
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// {
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// Debug.LogWarning("找不到摄像机，无法计算局部位置。模型的全局位置为: " + transform.position);
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// }
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// }
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}
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private void OnDestroy()
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{
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// 销毁时清理生成的控制器GameObject
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if (_controlModelMoveGameObject)
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{
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Destroy(_controlModelMoveGameObject);
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_controlModelMoveGameObject = null;
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}
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}
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/// <summary>
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/// 将摄像机局部坐标系中的点转换为世界坐标系中的点。
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/// 假设摄像机局部坐标系：前向为 +Z，右为 +X，上为 +Y。
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/// 确保ControlModelMove GameObject存在并绑定脚本。
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/// </summary>
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/// <param name="camera">目标摄像机</param>
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/// <param name="localPoint">在摄像机局部坐标系中的点</param>
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/// <returns>对应的世界坐标</returns>
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private void EnsureControlModelMoveGameObject()
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{
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if (_controlModelMoveGameObject == null)
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{
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// 尝试查找场景中已有的ControlModelMove
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_controlModelMoveGameObject = GameObject.Find("ControlModelMove");
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if (_controlModelMoveGameObject == null)
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{
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// 如果没有，则创建新的
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_controlModelMoveGameObject = new GameObject("ControlModelMove");
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}
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// 确保ControlModelMove组件已添加
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if (_controlModelMoveGameObject.GetComponent<ControlModelMove>() == null)
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{
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_controlModelMoveGameObject.AddComponent<ControlModelMove>();
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}
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}
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}
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/// <summary>
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/// 将模型朝向当前摄像机。
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/// </summary>
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public void LookAtCamera()
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{
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if(!CanFix)
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return;
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if (CurrentCamera)
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{
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transform.LookAt(CurrentCamera.transform);
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}
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else
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{
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Debug.LogWarning("ModelMove.LookAtCamera: 找不到摄像机，无法使模型朝向摄像机。");
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}
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SaveDataToConfig();
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}
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/// <summary>
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/// 重置模型的位置、旋转和缩放
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/// </summary>
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public void RefreshPosition()
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{
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if(!CanFix)
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return;
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// 重置缩放和旋转到初始状态
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transform.localScale = _initialScale;
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transform.rotation = _initialRotation;
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if (CurrentCamera)
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{
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// 计算模型在世界空间中相对于摄像机的默认位置
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var worldPos = CameraLocalToWorld(CurrentCamera, DefaultCameraLocalOffset);
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transform.position = worldPos;
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// 使模型朝向摄像机
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LookAtCamera();
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// 记录模型重置后的相对于摄像机的局部偏移量，作为后续移动的基准
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_initialCameraLocalOffset = CurrentCamera.transform.InverseTransformPoint(transform.position);
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}
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else
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{
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Debug.LogWarning("ModelMove.RefreshPosition: 找不到摄像机。模型将保持其当前世界位置，且相机相对移动功能将无法正常工作。");
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_initialCameraLocalOffset = transform.position;
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transform.position = new Vector3(8, 8, -16);
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}
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SaveDataToConfig();
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}
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/// <summary>
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/// 移动模型
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/// </summary>
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/// <param name="shift">相对于当前总偏移量的位移增量（在摄像机局部坐标系下）</param>
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public void Move(Vector3 shift)
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{
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if(!CanFix)
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return;
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if (!CurrentCamera)
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{
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Debug.LogWarning("ModelMove.Move: 找不到摄像机，无法执行相机相对移动。");
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return;
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}
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var currentLocalPos = CurrentCamera.transform.InverseTransformPoint(transform.position);
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var currentOffsetFromInitial = currentLocalPos - _initialCameraLocalOffset;
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var targetOffsetFromInitial = currentOffsetFromInitial + shift;
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targetOffsetFromInitial.x = Mathf.Clamp(targetOffsetFromInitial.x, horizontalMoveRange.x, horizontalMoveRange.y);
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targetOffsetFromInitial.y = Mathf.Clamp(targetOffsetFromInitial.y, verticalMoveRange.x, verticalMoveRange.y);
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targetOffsetFromInitial.z = Mathf.Clamp(targetOffsetFromInitial.z, depthMoveRange.x, depthMoveRange.y);
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var newLocalPos = _initialCameraLocalOffset + targetOffsetFromInitial;
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transform.position = CurrentCamera.transform.TransformPoint(newLocalPos);
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SaveDataToConfig();
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}
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/// <summary>
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/// 等比例缩放模型
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/// </summary>
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/// <param name="increment">缩放增量，通常来自鼠标滚轮或UI滑块</param>
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public void Scale(float increment)
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{
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if(!CanFix)
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return;
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// 假设是等比例缩放，所以只取x轴的值来计算
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var currentScale = transform.localScale.x;
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var newScale = currentScale + increment;
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// 将新的缩放值限制在预设范围内
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newScale = Mathf.Clamp(newScale, scaleRange.x, scaleRange.y);
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// 应用新的等比例缩放值
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SaveDataToConfig();
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transform.localScale = new Vector3(newScale, newScale, newScale);
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}
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/// <summary>
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/// 旋转模型
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/// </summary>
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/// <param name="rotationAmount">旋转量，通常来自鼠标拖拽的偏移量(delta)</param>
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public void Rotate(Vector2 rotationAmount)
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{
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if(!CanFix)
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return;
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// 左右拖拽（rotationAmount.x）时，围绕世界坐标的Y轴旋转，使模型保持直立
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transform.Rotate(Vector3.up, -rotationAmount.x * Time.deltaTime, Space.World);
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if (CurrentCamera)
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{
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// 上下拖拽（rotationAmount.y）时，围绕摄像机的右方向轴旋转，感觉更自然
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transform.Rotate(CurrentCamera.transform.right, rotationAmount.y * Time.deltaTime, Space.World);
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}
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else
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{
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// 如果找不到相机，则退而求其次，围绕世界坐标的X轴旋转
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Debug.LogWarning("ModelMove.Rotate: 找不到摄像机，上下旋转将使用世界X轴。");
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transform.Rotate(Vector3.right, rotationAmount.y * Time.deltaTime, Space.World);
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}
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SaveDataToConfig();
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}
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/// <summary>
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/// 沿摄像机的Z轴（朝向）旋转模型，实现“滚动”或“倾斜”效果。
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/// </summary>
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/// <param name="angle">要旋转的角度。正值通常为顺时针，负值为逆时针。</param>
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public void RotateAroundCameraZ(float angle)
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{
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if(!CanFix)
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return;
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if (CurrentCamera == null)
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{
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Debug.LogWarning("ModelMove.RotateAroundCameraZ: 无法执行围绕相机Z轴的旋转，因为找不到相机。");
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return;
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}
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var rotationAxis = CurrentCamera.transform.forward;
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transform.Rotate(rotationAxis, angle, Space.World);
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SaveDataToConfig();
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}
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public void SaveDataToConfig()
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{
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var configData = ModBehaviour.config.data;
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configData.modelPosition = CurrentCamera.transform.InverseTransformPoint(transform.position);
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configData.modelRotation = transform.eulerAngles;
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configData.modelScale = CurrentCamera.transform.localScale.x;
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}
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public void ApplyConfig()
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{
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var configData = ModBehaviour.config.data;
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transform.position = CameraLocalToWorld(CurrentCamera, configData.modelPosition);
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transform.eulerAngles = configData.modelRotation;
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transform.localScale = new Vector3(configData.modelScale, configData.modelScale, configData.modelScale);
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}
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/// <summary>
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/// 将摄像机局部空间中的点转换为世界空间中的点。
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/// </summary>
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/// <param name="camera">参考摄像机。</param>
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/// <param name="localPoint">摄像机局部空间中的点。</param>
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/// <returns>世界空间中的点。</returns>
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public static Vector3 CameraLocalToWorld(Camera camera, Vector3 localPoint)
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{
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if (camera == null)
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throw new System.ArgumentNullException(nameof(camera));
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throw new ArgumentNullException(nameof(camera),
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"Camera cannot be null for CameraLocalToWorld conversion.");
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Transform camTransform = camera.transform;
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// 旋转局部点到世界方向，然后加上摄像机位置
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var camTransform = camera.transform;
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return camTransform.position + camTransform.rotation * localPoint;
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}
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}
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}
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}
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