摄像机旋转移动

using UnityEngine; using System.Collections; public class CamCtrl : MonoBehaviour { static public CamCtrl instance; Vector3 camPosInit; public Transform transFollowTarget = null; void Awake() { instance = this; zoomDist = Mathf.Abs(transCam.localPosition.z); } void Start() { MouseInput.instance.leftDragDeltaEvent += RotManual; MouseInput.instance.leftRelaxedEvent += RotAuto; // MouseInput.instance.middleDragDeltaEvent += MoveManual; MouseInput.instance.middleRelaxedEvent += MoveAuto; // MouseInput.instance.mouseScrollEvent += Zoom; camPosInit = transform.position; zoomTarget = transCam.localPosition; } // Update is called once per frame void Update() { ZoomFollow(); } /// <summary> /// /// </summary> float rotSpeed = 0.5f; void RotManual(Vector2 deltaPos) { Vector3 euler = transform.localEulerAngles; euler.x -= deltaPos.y * rotSpeed; euler.y += deltaPos.x * rotSpeed; euler.x = Mathf.Clamp(euler.x, 45, 90); transform.localEulerAngles = euler; } float rotLerpSpeed = 3; float angleYTarget = 0; public float AngleYTarget { get { return angleYTarget; } } void RotAuto(Vector2 deltaPos) { Vector3 euler = transform.localEulerAngles; euler.y = Mathf.LerpAngle(euler.y, angleYTarget, rotLerpSpeed * Time.deltaTime); transform.localEulerAngles = euler; } /// <summary> /// /// </summary> float moveSpeed = 0.003f; void MoveManual(Vector2 deltaPos) { Vector3 move = new Vector3(-deltaPos.x, -deltaPos.y, 0); move *= moveSpeed; move *= Mathf.Abs(transCam.localPosition.z); transform.Translate(move); Vector3 pos = transform.position; pos.y = camPosInit.y; transform.position = pos; } float moveLerpSpeed = 6; void MoveAuto(Vector2 deltaPos) { Vector3 targetPos = transFollowTarget == null ? camPosInit : transFollowTarget.position; transform.position = Vector3.Lerp(transform.position, targetPos, moveLerpSpeed * Time.deltaTime); } /// <summary> /// /// </summary> public Transform transCam; float scrollSpeed = 15; Vector3 zoomTarget; float zoomLerpSpeed = 5; void Zoom(float scroll) { Vector3 pos = transCam.localPosition; pos.z += scroll * scrollSpeed; pos.z = Mathf.Clamp(pos.z, -60, -10); zoomTarget = pos; } void ZoomFollow() { transCam.localPosition = Vector3.Lerp(transCam.localPosition, zoomTarget, zoomLerpSpeed * Time.deltaTime); } float zoomDist; public float ZoomDist { get { return zoomDist; } } public void SetCamCtrl(Transform transFollowTarget, float angleYTarget, float dist) { zoomDist = dist; this.transFollowTarget = transFollowTarget; this.angleYTarget = angleYTarget; zoomTarget = new Vector3(0, 0, -dist); } }