139 lines
3.8 KiB
C#
139 lines
3.8 KiB
C#
using UnityEngine;
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public class SceneViewCamera : MonoBehaviour
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{
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[Header("移动设置")]
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public float moveSpeed = 10f;
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public float fastMoveMultiplier = 2f;
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public float elevationSpeed = 5f;
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[Header("旋转设置")]
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public float rotationSpeed = 180f;
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public float minVerticalAngle = -89f;
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public float maxVerticalAngle = 89f;
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[Header("限制设置")]
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public float minHeight = 0.5f;
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private Vector3 currentRotation;
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private bool isRotating = false;
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private Vector3 lastMousePosition;
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void Start()
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{
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// 初始化当前旋转角度
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currentRotation = transform.eulerAngles;
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// 锁定鼠标到屏幕中心（可选）
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// Cursor.lockState = CursorLockMode.Confined;
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}
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void Update()
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{
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HandleRotation();
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HandleMovement();
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ApplyConstraints();
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}
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void HandleRotation()
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{
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// 鼠标右键按下时开始旋转
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if (Input.GetMouseButtonDown(1))
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{
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isRotating = true;
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lastMousePosition = Input.mousePosition;
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// 隐藏鼠标指针
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Cursor.visible = false;
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}
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// 鼠标右键抬起时停止旋转
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if (Input.GetMouseButtonUp(1))
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{
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isRotating = false;
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// 显示鼠标指针
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Cursor.visible = true;
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}
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// 执行旋转
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if (isRotating)
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{
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Vector3 mouseDelta = Input.mousePosition - lastMousePosition;
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// 计算旋转量
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float rotationX = mouseDelta.y * rotationSpeed * Time.deltaTime;
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float rotationY = mouseDelta.x * rotationSpeed * Time.deltaTime;
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// 更新旋转角度（注意：X轴对应上下看，Y轴对应左右看）
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currentRotation.x = Mathf.Clamp(currentRotation.x - rotationX, minVerticalAngle, maxVerticalAngle);
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currentRotation.y += rotationY;
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// 应用旋转
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transform.rotation = Quaternion.Euler(currentRotation);
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lastMousePosition = Input.mousePosition;
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}
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}
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void HandleMovement()
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{
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// 计算移动速度（考虑加速）
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float currentMoveSpeed = moveSpeed;
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if (Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift))
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{
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currentMoveSpeed *= fastMoveMultiplier;
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}
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// 获取输入
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float horizontal = Input.GetAxis("Horizontal"); // A/D 或 左右箭头
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float vertical = Input.GetAxis("Vertical"); // W/S 或 上下箭头
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// 计算移动方向（基于相机当前朝向）
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Vector3 moveDirection = Vector3.zero;
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if (vertical != 0)
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{
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moveDirection += transform.forward * vertical;
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}
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if (horizontal != 0)
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{
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moveDirection += transform.right * horizontal;
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}
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// 垂直移动 (Q/E)
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if (Input.GetKey(KeyCode.Q))
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{
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moveDirection += Vector3.down * elevationSpeed * Time.deltaTime;
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}
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if (Input.GetKey(KeyCode.E))
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{
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moveDirection += Vector3.up * elevationSpeed * Time.deltaTime;
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}
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// 应用移动
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if (moveDirection != Vector3.zero)
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{
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// 标准化移动方向以防止斜向移动更快
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if (moveDirection.magnitude > 1f)
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{
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moveDirection.Normalize();
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}
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transform.position += moveDirection * currentMoveSpeed * Time.deltaTime;
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}
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}
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void ApplyConstraints()
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{
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// 限制最低高度
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Vector3 position = transform.position;
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if (position.y < minHeight)
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{
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position.y = minHeight;
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transform.position = position;
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}
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}
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// 可选：在Inspector中显示当前状态
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} |