72 lines
2.1 KiB
C#
72 lines
2.1 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using Unity.VisualScripting;
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using UnityEngine;
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using static UnityEngine.GraphicsBuffer;
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public class PlayerController : MonoBehaviour
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{
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public Camera mainCamera;
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public float rotationSpeed = 5f;
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public float zoomSpeed = 10f;
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public float minFov = 20f;
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public float maxFov = 120;
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private Vector3 lastMousePosition; public float distance = 5f;
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// Start is called before the first frame update
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void Start()
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{
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if (mainCamera == null)
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{
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mainCamera = Camera.main;
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}
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}
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// Update is called once per frame
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void Update()
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{
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HandleRotation();
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HandleZoom();
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}
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// ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>϶<EFBFBD><CFB6><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD>
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void HandleRotation()
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{
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if (Input.GetMouseButtonDown(0)) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>¼<EFBFBD><C2BC><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
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{
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lastMousePosition = Input.mousePosition;
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}
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if (Input.GetMouseButton(0)) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ְ<EFBFBD><D6B0><EFBFBD>״̬ʱ
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{
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Vector3 delta = Input.mousePosition - lastMousePosition; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƶ<EFBFBD><C6B6><EFBFBD><EFBFBD><EFBFBD>
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float rotX = delta.x * rotationSpeed * Time.deltaTime; // ˮƽ<CBAE><C6BD>ת
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float rotY = -delta.y * rotationSpeed * Time.deltaTime; // <20><>ֱ<EFBFBD><D6B1>ת
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// <20><><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><C2B5><EFBFBD>ת<EFBFBD>Ƕ<EFBFBD>
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mainCamera.transform.RotateAround(transform.position, Vector3.up, rotX); // ˮƽ<CBAE><C6BD>Ŀ<EFBFBD><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת
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mainCamera.transform.RotateAround(transform.position, mainCamera.transform.right, rotY); // <20><>ֱ<EFBFBD><D6B1>Ŀ<EFBFBD><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
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Vector3 direction = (mainCamera.transform.position - transform.position).normalized; // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>Ŀ<EFBFBD><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD><C4B7><EFBFBD>
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mainCamera.transform.position = transform.position + direction * distance; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD>Ƕȵ<C7B6><C8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
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lastMousePosition = Input.mousePosition; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ֡<D2BB><D6A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
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}
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}
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void HandleZoom()
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{
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float scrollInput = Input.GetAxis("Mouse ScrollWheel");
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if (scrollInput != 0)
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{
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mainCamera.fieldOfView = Mathf.Clamp(mainCamera.fieldOfView - scrollInput * zoomSpeed, minFov, maxFov);
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}
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}
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}
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