388 lines
15 KiB
C#
388 lines
15 KiB
C#
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using System;
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using DG.Tweening;
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using Framework;
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using GameWrapper;
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using Gameplay.Guide;
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using UnityEngine;
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using UnityEngine.EventSystems;
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namespace Gameplay
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{
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/// <summary>
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/// 相机逻辑的具体实现，实现ICameraLogic接口
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/// </summary>
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public class CameraLogic : ICameraLogic
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{
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private CameraData cameraData;
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// 内部状态变量
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private float targetZoomScale;
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private float zoomVelocity;
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private Vector3 targetPanPosition;
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private Vector3 panVelocity;
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private Vector2 lastDragDelta;
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private float lastDragTime;
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private Vector3 _startPos;
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private float _cacheZoomScale;
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private bool isIgnoreZoomLimit;
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// 缩放百分比，0表示放到最小，1表示放到最大
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private float ZoomScale
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{
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get
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{
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if (cameraData.IsOrthographic)
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return (cameraData.CameraMaxSize - cameraData.MainCamera.orthographicSize) / (cameraData.CameraMaxSize - cameraData.CameraMinSize);
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else
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return (cameraData.CameraMaxFOV - cameraData.MainCamera.fieldOfView) / (cameraData.CameraMaxFOV - cameraData.CameraMinFOV);
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}
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set
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{
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var t = Mathf.Clamp(value, 0, 1);
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if (Math.Abs(ZoomScale - t) < float.Epsilon)
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return;
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if (cameraData.IsOrthographic)
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cameraData.MainCamera.orthographicSize = Mathf.Lerp(cameraData.CameraMaxSize, cameraData.CameraMinSize, t);
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else
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cameraData.MainCamera.fieldOfView = Mathf.Lerp(cameraData.CameraMaxFOV, cameraData.CameraMinFOV, t);
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}
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}
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//size,将透视和正交相机的fov和orthographic size整合为统一数值
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private float Size
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{
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get
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{
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if (cameraData.IsOrthographic)
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return cameraData.MainCamera.orthographicSize;
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else
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{
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var fov = cameraData.MainCamera.fieldOfView;
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//这里乘(CameraMaxSize - CameraMinSize)/(CameraMaxFOV - CameraMinFOV)是将fov的区间变得和orthographic size区间一致
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return fov * (cameraData.CameraMaxSize - cameraData.CameraMinSize) / (cameraData.CameraMaxFOV - cameraData.CameraMinFOV);
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}
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}
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}
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public CameraLogic(CameraData cameraData)
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{
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this.cameraData = cameraData;
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targetZoomScale = ZoomScale;
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targetPanPosition = cameraData.transform.position;
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}
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/// <summary>
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/// 注册工厂方法，在Unity初始化时调用
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/// </summary>
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[RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
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private static void RegisterFactory()
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{
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CameraLogicFactory.RegisterFactory(data => new CameraLogic(data));
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Debug.Log("Registered CameraLogic factory method");
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}
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public void Initialize()
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{
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if (Application.isPlaying)
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{
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EventManager.Instance.Register<PointerEventData>(EventManager.EventName.Level_OnDrag, OnDragMove);
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EventManager.Instance.Register<PointerEventData>(EventManager.EventName.Level_OnEndDrag, OnEndDrag);
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InputManager.Instance.OnFingersMove += OnFingersMove;
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}
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}
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public void Cleanup()
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{
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if (Application.isPlaying)
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{
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if (InputManager.Instance == null) return;
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EventManager.Instance.Unregister<PointerEventData>(EventManager.EventName.Level_OnDrag, OnDragMove);
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EventManager.Instance.Unregister<PointerEventData>(EventManager.EventName.Level_OnEndDrag, OnEndDrag);
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InputManager.Instance.OnFingersMove -= OnFingersMove;
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}
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}
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public void Update()
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{
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// 处理平滑缩放
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if (cameraData.smoothZoom && Math.Abs(ZoomScale - targetZoomScale) > 0.001f)
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{
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// 使用SmoothDamp实现平滑缩放效果
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float newZoomScale = Mathf.SmoothDamp(ZoomScale, targetZoomScale, ref zoomVelocity, cameraData.zoomSmoothTime);
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ZoomScale = newZoomScale;
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AdjustSelf();
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}
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// 处理平滑平移
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if (cameraData.smoothPanning && Vector3.Distance(cameraData.transform.position, targetPanPosition) > 0.01f)
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{
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// 限制最大速度
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Vector3 newPosition = Vector3.SmoothDamp(cameraData.transform.position, targetPanPosition,
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ref panVelocity, cameraData.panSmoothTime, cameraData.maxPanSpeed);
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cameraData.transform.position = newPosition;
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AdjustSelf();
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}
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}
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private void OnDragMove(PointerEventData pointerData)
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{
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if (!cameraData.FingerMoveEnable)
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return;
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Vector3 newPosition;
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var startPos = pointerData.pressPosition;
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var delta = pointerData.delta;
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// 记录拖动速度数据，用于惯性计算
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lastDragDelta = delta;
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lastDragTime = Time.time;
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var oldRay = cameraData.MainCamera.ScreenPointToRay(startPos);
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var newRay = cameraData.MainCamera.ScreenPointToRay(startPos + delta);
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var layerMask = 1 << LayerMask.NameToLayer("Ground");
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if (Physics.Raycast(oldRay, out var oldHit, 1000, layerMask) &&
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Physics.Raycast(newRay, out var newHit, 1000, layerMask))
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{
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var offset = oldHit.point - newHit.point;
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if (cameraData.smoothPanning)
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{
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// 在平滑模式下设置目标位置
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targetPanPosition = cameraData.transform.position + offset;
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}
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else
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{
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// 立即移动
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cameraData.transform.Translate(offset, Space.World);
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AdjustSelf();
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}
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}
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else
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{
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Vector2 touchDeltaPosition = -delta;
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float ratio = Size * cameraData.unitPerPixel;
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Vector2 cameraMove = new(touchDeltaPosition.x * cameraData.moveSpeedX * ratio,
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touchDeltaPosition.y * cameraData.moveSpeedY * ratio);
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var cameraTransform = cameraData.transform;
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var moveY = cameraTransform.up;
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moveY.y = 0;
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moveY = moveY.normalized * cameraMove.y;
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var moveX = cameraTransform.right;
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moveX.y = 0;
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moveX = moveX.normalized * cameraMove.x;
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if (cameraData.smoothPanning)
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{
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// 在平滑模式下设置目标位置
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targetPanPosition = cameraData.transform.position + moveX + moveY;
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}
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else
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{
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// 立即移动
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cameraData.transform.Translate(moveX + moveY, Space.World);
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AdjustSelf();
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}
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}
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}
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public void OnEndDrag(PointerEventData pointerData)
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{
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if (cameraData.smoothPanning && cameraData.panInertia > 0 && Time.time - lastDragTime < 0.1f)
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{
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// 计算惯性位移
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Vector2 touchDeltaPosition = -lastDragDelta * cameraData.panInertia;
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float ratio = Size * cameraData.unitPerPixel;
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Vector2 inertiaMove = new(touchDeltaPosition.x * cameraData.moveSpeedX * ratio,
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touchDeltaPosition.y * cameraData.moveSpeedY * ratio);
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var cameraTransform = cameraData.transform;
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var moveY = cameraTransform.up;
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moveY.y = 0;
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moveY = moveY.normalized * inertiaMove.y;
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var moveX = cameraTransform.right;
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moveX.y = 0;
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moveX = moveX.normalized * inertiaMove.x;
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// 应用惯性
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targetPanPosition += moveX + moveY;
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}
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}
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private void OnFingersMove(float delta)
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{
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if (!cameraData.FingerMoveEnable)
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{
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return;
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}
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if (GuideManager.Instance.IsGuiding) // 引导中禁止缩放
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return;
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// 缩放系数随当前缩放程度变化，缩放越小，缩放速度越慢，提供更精确的控制
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float currentZoomFactor = CameraData.ZoomStep * cameraData.zoomSensitivity;
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// 根据当前缩放比例调整缩放速度
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if (cameraData.zoomScaleFactor > 0)
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{
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float scaleModifier = Mathf.Lerp(0.5f, 1.5f, ZoomScale * cameraData.zoomScaleFactor);
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currentZoomFactor *= scaleModifier;
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}
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//delta小于0是缩小
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var zoomDelta = delta < 0 ? -currentZoomFactor : currentZoomFactor;
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//修改目标缩放值
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if (cameraData.smoothZoom)
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{
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targetZoomScale = Mathf.Clamp01(targetZoomScale + zoomDelta);
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}
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else
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{
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//直接缩放，无平滑效果
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ZoomScale += zoomDelta;
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AdjustSelf();
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}
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}
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public void AdjustSelf()
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{
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cameraData.transform.position = AdjustPosition(Size, out var isInsideBounds);
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}
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private Vector3 AdjustPosition(float size, out bool IsInsideBounds)
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{
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var position = cameraData.transform.position;
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IsInsideBounds = true;
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var center = cameraData.CalculateHitHorizontalPosition(position, cameraData.transform.forward, 0);
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var left = center.x - cameraData.leftMargin * size;
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var right = center.x + cameraData.rightMargin * size;
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var top = center.z + cameraData.topMargin * size;
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var bottom = center.z - cameraData.bottomMargin * size;
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if (right - left < cameraData.CameraBounds.max.x - cameraData.CameraBounds.min.x)
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{
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if (left < cameraData.CameraBounds.min.x)
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{
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center.x = cameraData.CameraBounds.min.x + cameraData.leftMargin * size;
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IsInsideBounds = false;
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}
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else if (right > cameraData.CameraBounds.max.x)
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{
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center.x = cameraData.CameraBounds.max.x - cameraData.rightMargin * size;
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IsInsideBounds = false;
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}
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}
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else
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{
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center.x = cameraData.CameraBounds.center.x;
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IsInsideBounds = false;
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}
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if (top - bottom < cameraData.CameraBounds.max.z - cameraData.CameraBounds.min.z)
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{
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if (bottom < cameraData.CameraBounds.min.z)
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{
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center.z = cameraData.CameraBounds.min.z + cameraData.bottomMargin * size;
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IsInsideBounds = false;
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}
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else if (top > cameraData.CameraBounds.max.z)
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{
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center.z = cameraData.CameraBounds.max.z - cameraData.topMargin * size;
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IsInsideBounds = false;
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}
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}
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else
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{
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center.z = cameraData.CameraBounds.center.z;
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IsInsideBounds = false;
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}
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position = cameraData.CalculateHitHorizontalPosition(center, cameraData.transform.forward, position.y);
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return position;
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}
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public void KeepCenter(Vector3 centerPos)
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{
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var cacheTrans = cameraData.MainCamera.transform;
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var oldPos = cacheTrans.position;
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oldPos.x = centerPos.x - 5f;
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oldPos.z = centerPos.z - 25f;
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cacheTrans.DOMove(oldPos, 0.3f).OnUpdate(AdjustSelf);
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}
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/// <summary>
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/// 营地相机保持中心位置
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/// </summary>
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/// <param name="centerPos"></param>
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public void CampKeepCenter(Vector3 centerPos)
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{
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Transform cacheTrans = cameraData.MainCamera.transform;
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Vector3 newPos = cacheTrans.position;
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newPos.x = centerPos.x + 17.5f;
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newPos.z = centerPos.z + 30.5f;
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cacheTrans.DOMove(newPos, 0.3f).OnUpdate(AdjustSelf).OnComplete(() => { targetZoomScale = 1f; });
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}
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public void RecordStartPos()
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{
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_startPos = cameraData.MainCamera.transform.position;
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_cacheZoomScale = targetZoomScale;
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}
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public void ResetToStartPos(float during = 0.3f)
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{
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if (cameraData.MainCamera == null) return;
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targetZoomScale = _cacheZoomScale;
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cameraData.MainCamera.transform.DOMove(_startPos, during).OnUpdate(AdjustSelf);
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}
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private Vector3 CalculateCell2CameraPosition(Vector3 targetPosition)
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{
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var cameraTransform = cameraData.MainCamera.transform;
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var startPosition = cameraTransform.position;
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var v = cameraTransform.forward;
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float x, z;
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z = targetPosition.z - v.z * (targetPosition.y - startPosition.y) / v.y;
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x = targetPosition.x - v.x * (targetPosition.y - startPosition.y) / v.y;
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return new Vector3(x, startPosition.y, z);
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}
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|
|
|
|||
|
|
public void InitializeCameraPosition(Vector3 targetPosition, CameraInfoData cameraInfo = null)
|
|||
|
|
{
|
|||
|
|
cameraData.MainCamera.transform.position = CalculateCell2CameraPosition(targetPosition);
|
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|
|
|
|||
|
|
// 进入关卡初始化相机
|
|||
|
|
if (cameraInfo != null)
|
|||
|
|
{
|
|||
|
|
cameraData.rightMargin = cameraInfo.rightMarginInPre;
|
|||
|
|
cameraData.leftMargin = cameraInfo.leftMarginInPre;
|
|||
|
|
cameraData.topMargin = cameraInfo.topMarginInInPre;
|
|||
|
|
cameraData.bottomMargin = cameraInfo.bottomMarginInPre;
|
|||
|
|
SetCameraFOVSize(cameraInfo.initialFOV);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var rotEuler = cameraData.UseOrthographicMode ? cameraData.CameraStartRotationO : cameraData.CameraStartRotationP;
|
|||
|
|
AdjustSelf();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void SetCameraFOVSize(float initialFOV)
|
|||
|
|
{
|
|||
|
|
if (cameraData.MainCamera == null) return;
|
|||
|
|
var fov = Mathf.Clamp(initialFOV, cameraData.CameraMinFOV, cameraData.CameraMaxFOV);
|
|||
|
|
if (!cameraData.IsOrthographic)
|
|||
|
|
{
|
|||
|
|
cameraData.CameraStartFOV = fov;
|
|||
|
|
cameraData.MainCamera.fieldOfView = fov;
|
|||
|
|
targetZoomScale = ZoomScale;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|