相机移动的调整

xiaofang/Assets/Scenes/Tmap 1.unity

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@@ -26686,11 +26732,12 @@ MonoBehaviour:
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   offset: {x: 0, y: 8, z: -1}
-  orbitSpeed: 2
   smoothSpeed: 0.125
   minDistance: 80
   maxDistance: 80
   scrollSpeed: 2
+  overlookPosition: {x: 0, y: 50, z: 0}
+  overlookRotation: {x: -0.45922917, y: 0.5376882, z: -0.5376882, w: -0.45922917}
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xiaofang/Assets/Script/hylScripts/CameraSmoothMove.cs

@@ -8,9 +8,9 @@ public class CameraSmoothMove : MonoBehaviour
     public Transform target;            // 相机围绕的目标（建筑物）
     public Vector3 offset = new Vector3(0f, 2f, -5f);   // 相机初始偏移量
     private float orbitSpeed = 0.5f;       // 绕目标旋转的速度（度/秒）
-    public float smoothSpeed = 0.125f;  // 平滑移动的速度
+    public float smoothSpeed = 0.5f;  // 平滑移动的速度
-    public float minDistance = 2f;      // 最小距离
+    public float minDistance = 70f;      // 最小距离
-    public float maxDistance = 15f;     // 最大距离
+    public float maxDistance = 80f;     // 最大距离
     public float scrollSpeed = 2f;      // 鼠标滚轮控制距离的速度
 
     private bool isOrbiting = true;     // 是否正在绕建筑物旋转
@@ -20,6 +20,10 @@ public class CameraSmoothMove : MonoBehaviour
     private float currentDistance;      // 当前与目标的距离
     private Transform mainCameraTransform; // Main Camera 的位置和旋转
 
+    // 俯瞰视角的位置和旋转
+    public Vector3 overlookPosition = new Vector3(0f, 70f, 90f); // 俯瞰视角的初始位置
+    public Quaternion overlookRotation = Quaternion.Euler(90f, 0f, 0f); // 俯瞰视角的旋转
+
     private void Start()
     {
         if (target == null)
@@ -32,24 +36,41 @@ public class CameraSmoothMove : MonoBehaviour
         mainCameraTransform = Camera.main.transform;
 
         // 设置初始距离
-        currentDistance = -offset.z;
+        currentDistance = 20f; // 初始俯瞰距离
 
         // 计算旋转结束时相机应该停留的位置和旋转
         fixedPosition = mainCameraTransform.position;
         fixedRotation = mainCameraTransform.rotation;
 
-        if (isOrbiting)
+        // 开始整个流程
-        {
+        StartCameraSequence();
-            StartOrbit();
-        }
     }
 
     private void Update()
     {
-        // 响应鼠标滚轮输入，控制与目标的距离
+        // 响应鼠标滚轮输入，控制俯瞰视角与目标的距离
+        if (!isOrbiting)
+        {
             float scrollInput = Input.GetAxis("Mouse ScrollWheel");
             currentDistance -= scrollInput * scrollSpeed; // 增加或减少距离
             currentDistance = Mathf.Clamp(currentDistance, minDistance, maxDistance);
+
+            // 更新俯瞰视角的位置
+            overlookPosition = target.position + new Vector3(0f, currentDistance, 0f);
+        }
+    }
+
+    // 开始相机控制流程
+    public async void StartCameraSequence()
+    {
+        // 1. 从当前视角移动到俯瞰视角
+        await MoveToOverlookPointAsync();
+
+        // 2. 从俯瞰视角移动到环绕开始点
+        await MoveToOrbitStartPointAsync();
+
+        // 3. 环绕目标
+        StartOrbit();
     }
 
     // 启动围绕建筑物旋转
@@ -125,15 +146,55 @@ public class CameraSmoothMove : MonoBehaviour
         HideCamera();
     }
 
+    // 异步方法：从俯瞰视角移动到环绕开始点
+    private async Task MoveToOrbitStartPointAsync()
+    {
+        float elapsedTime = 0f;
+        Vector3 startPosition = transform.position;
+        Quaternion startRotation = transform.rotation;
+        Vector3 orbitStartPosition = target.position + offset;
+
+        while (elapsedTime < 1f)
+        {
+            elapsedTime += Time.deltaTime * smoothSpeed;
+
+            // 平滑地插值到环绕起始点
+            transform.position = Vector3.Lerp(startPosition, orbitStartPosition, elapsedTime);
+            transform.rotation = Quaternion.Lerp(startRotation, Quaternion.LookRotation(target.position - orbitStartPosition), elapsedTime);
+
+            await Task.Yield(); // 等待下一帧
+        }
+    }
+
+    // 异步方法：从当前视角移动到俯瞰视角
+    private async Task MoveToOverlookPointAsync()
+    {
+        float elapsedTime = 0f;
+        Vector3 startPosition = transform.position;
+        Quaternion startRotation = transform.rotation;
+
+        while (elapsedTime < 1f) // 调整平滑过渡的持续时间
+        {
+            elapsedTime += Time.deltaTime * smoothSpeed;
+
+            // 从当前位置平滑移动到俯瞰位置
+            transform.position = Vector3.Lerp(startPosition, overlookPosition, elapsedTime);
+            transform.rotation = Quaternion.Lerp(startRotation, overlookRotation, elapsedTime);
+
+            await Task.Yield(); // 等待下一帧
+        }
+
+        // 确保到达俯瞰视角位置
+        transform.position = overlookPosition;
+        transform.rotation = overlookRotation;
+    }
+
     // 隐藏相机的方法
     private void HideCamera()
     {
         // 方法 1：禁用 Camera 组件
         GetComponent<Camera>().enabled = false;
 
-        // 方法 2：禁用整个 GameObject
-        // gameObject.SetActive(false);
-
         Debug.Log("相机已隐藏");
     }
 }