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Assets/Plugins/AdvancedCullingSystem/Tutorials/Scripts/CameraController.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace NGS.AdvancedCullingSystem.Tutorial
+{
+    public class CameraController : MonoBehaviour
+    {
+        [SerializeField]
+        private float mouseSensitivity = 5f;
+
+        [SerializeField]
+        private float movementSpeed = 5f;
+
+        [SerializeField]
+        private float _height = 5f;
+
+        private float _xRotation = 0f;
+        private float _currentHeight;
+
+        private void Start()
+        {
+            Cursor.lockState = CursorLockMode.Locked;
+
+            _currentHeight = transform.parent.position.y;
+        }
+
+        private void Update()
+        {
+            float mouseX = Input.GetAxis("Mouse X") * mouseSensitivity * 100 * Time.deltaTime;
+            float mouseY = Input.GetAxis("Mouse Y") * mouseSensitivity * 100 * Time.deltaTime;
+
+            mouseX = Mathf.Clamp(mouseX, -10, 10);
+            mouseY = Mathf.Clamp(mouseY, -10, 10);
+
+            Rotate(mouseX, mouseY);
+
+            float horizontal = Input.GetAxis("Horizontal");
+            float vertical = Input.GetAxis("Vertical");
+
+            Vector3 movement = CalculateMovement(horizontal, vertical);
+            Vector3 position = transform.parent.position;
+
+            _currentHeight = Mathf.Lerp(_currentHeight, GetHeight(), movementSpeed * Time.deltaTime);
+
+            position += movement * movementSpeed * Time.deltaTime;
+            position.y = _currentHeight;
+
+            MoveToPoint(position);
+        }
+
+
+        private void Rotate(float mouseX, float mouseY)
+        {
+            _xRotation -= mouseY;
+            _xRotation = Mathf.Clamp(_xRotation, -90f, 90f);
+
+            transform.localRotation = Quaternion.Euler(_xRotation, 0f, 0f);
+            transform.parent.Rotate(Vector3.up * mouseX);
+        }
+
+        private Vector3 CalculateMovement(float horizontal, float vertical)
+        {
+            Vector3 movement = transform.right * horizontal + transform.forward * vertical;
+
+            movement.y = 0f;
+
+            return movement.normalized;
+        }
+
+        private void MoveToPoint(Vector3 targetPoint)
+        {
+            Vector3 start = transform.parent.position;
+            start.y = targetPoint.y;
+
+            Ray ray = new Ray(start, targetPoint - start);
+
+            if (Physics.Raycast(ray, out RaycastHit hit, 3f))
+            {
+                return;
+            }
+
+            transform.parent.position = targetPoint;
+        }
+
+        private float GetHeight()
+        {
+            Ray ray = new Ray(transform.parent.position + Vector3.up * 20, -transform.parent.up);
+
+            if (Physics.Raycast(ray, out RaycastHit hit))
+            {
+                return hit.point.y + _height;
+            }
+
+            return _height;
+        }
+    }
+}