193 lines
11 KiB
C#
193 lines
11 KiB
C#
using UnityEngine;
|
||
using Unity.Cinemachine;
|
||
|
||
namespace BaseGames.Camera
|
||
{
|
||
/// <summary>
|
||
/// 相机区域数据组件。一个房间场景内可放置任意数量的 CameraArea，
|
||
/// 每个区域独立定义限位范围、可视边界与混合配置。
|
||
///
|
||
/// 运行时由 <see cref="CameraStateController"/> 管理：
|
||
/// - <c>_dedicatedCamera</c> 为空 → 使用 Persistent 场景中的两台全局 VCam 交替承接，
|
||
/// 减少场景内 VCam 数量，相机参数统一由全局 VCam 配置。
|
||
/// - <c>_dedicatedCamera</c> 不为空 → 激活该专有 VCam（优先级高于全局 VCam），
|
||
/// 适用于需要独特相机参数（FOV / Offset / 阻尼）的特殊区域。
|
||
/// </summary>
|
||
public class CameraArea : MonoBehaviour
|
||
{
|
||
[Header("限位区域")]
|
||
[Tooltip("定义相机移动边界的 PolygonCollider2D（通常挂载在子节点 AreaBoundary 上）。\n" +
|
||
"会被赋给全局 VCam 的 CinemachineConfiner2D.BoundingShape2D。")]
|
||
[SerializeField] private PolygonCollider2D _confinerCollider;
|
||
|
||
[Header("可视区域（透视相机）")]
|
||
[Tooltip("摄像机应显示的最大可视矩形（本地坐标，相对于此 GameObject 的 Transform 位置）。\n" +
|
||
"Scene 视图中可直接拖拽四条边编辑，然后点击 Inspector 中的\n" +
|
||
"「从可视区域更新限位区域（透视）」按钮将其换算为限位多边形。")]
|
||
[SerializeField] private Rect _visibleBounds = new Rect(-12f, -6f, 24f, 12f);
|
||
|
||
[HideInInspector]
|
||
[SerializeField] private float _cameraDepth = 0f;
|
||
|
||
[Header("镜头配置")]
|
||
[Tooltip("全局相机镜头参数 SO。与 CameraStateController 引用同一资产，\n" +
|
||
"保证 FOV 等参数在 Room 场景中也能正确读取。\n" +
|
||
"SO 中的 fieldOfView 发生变化时，编辑器会自动重新同步限位多边形。")]
|
||
[SerializeField] private CameraLensConfigSO _lensConfig;
|
||
|
||
// 编辑器通过它检测限位多边形是否需要重新同步（不展示在 Inspector 中）
|
||
[HideInInspector]
|
||
[SerializeField] private float _lastSyncFOV = 0f;
|
||
// ── 跟随行为 ──────────────────────────────────────────────────────────
|
||
|
||
[Header("跟随行为（覆盖全局 VCam 参数）")]
|
||
[Tooltip("启用后，进入此区域时将把以下参数写入全局 VCam；\n" +
|
||
"关闭则 VCam 保持上一区域或 Inspector 中的默认值。")]
|
||
[SerializeField] private bool _overrideFollowBehaviour = true;
|
||
|
||
[Tooltip("玩家跟踪点在屏幕上的位置（0 = 中心，±0.5 = 边缘）。\n" +
|
||
"推荐 (0, -0.1)：玩家稍低于中心，上方有更多视野（对横版山洞类游戏第三视角推荐）。")]
|
||
[SerializeField] private Vector2 _screenPosition = new Vector2(0f, -0.15f);
|
||
|
||
[Tooltip("水平（X）/ 垂直（Y）跟随阻尼（秒）。越大越滞后。\n" +
|
||
"推荐：X=0.5 Y=0.2（水平稍慢、垂直快速响应）。\n" +
|
||
"同时挂载 CameraAsymmetricDampingExtension 时，Y 分量自动被清零，改由下方两个字段控制。")]
|
||
[SerializeField] private Vector2 _damping = new Vector2(0.5f, 0.2f);
|
||
|
||
[Tooltip("非对称 Y 阻尼 —— 相机向下（下落）时的 Y 轴阻尼（秒）。越小相机越快跟随，玩家能提前看到地面。")]
|
||
[SerializeField] private float _dampingDown = 0.06f;
|
||
|
||
[Tooltip("非对称 Y 阻尼 —— 相机向上（起跳）时的 Y 轴阻尼（秒）。越大越慢，保留地面视野不被立刻拉高。")]
|
||
[SerializeField] private float _dampingUp = 0.65f;
|
||
|
||
[Tooltip("死区范围（全屏 = 1）。玩家在死区内相机不移动，产生松散跟随感。\n" +
|
||
"推荐：X=0.1 Y=0.05。")]
|
||
[SerializeField] private Vector2 _deadZoneSize = new Vector2(0.15f, 0.05f);
|
||
|
||
[Tooltip("引领预测时长（秒，0 = 不引领）。相机超前于玩家移动方向，令玩家更早看到前方地形。")]
|
||
[Range(0f, 1f)]
|
||
[SerializeField] private float _lookaheadTime = 0.28f;
|
||
|
||
[Tooltip("引领算法平滑度（0~30）。越大越平滑但预测延迟更大。")]
|
||
[Range(0f, 30f)]
|
||
[SerializeField] private float _lookaheadSmoothing = 5f;
|
||
|
||
[Header("下坠视野偏置（需配合 CameraFallBiasExtension）")]
|
||
[Tooltip("禁用此区域的下坠视野偏置效果。\n"
|
||
+ "在垂直高度较小的房间（短走廊 / 矬间）中建议开启，\n"
|
||
+ "防止相机因偏置超出 Confiner 边界。")]
|
||
[SerializeField] private bool _disableFallBias = false;
|
||
|
||
// ── 轴向约束 ──────────────────────────────────────────────────────────
|
||
|
||
[Header("轴向约束")]
|
||
[Tooltip("锁定相机 X 轴（垂直竖井：相机仅上下移动，X 固定在限位区域中心）。")]
|
||
[SerializeField] private bool _lockHorizontal = false;
|
||
|
||
[Tooltip("锁定相机 Y 轴（水平走廊：相机仅左右移动，Y 固定在限位区域中心）。")]
|
||
[SerializeField] private bool _lockVertical = false;
|
||
|
||
[Header("镜头尺寸（正交相机）")]
|
||
[Tooltip("进入此区域时的目标正交尺寸（0 = 不覆盖当前尺寸）。\n" +
|
||
"适用于 Boss 战拉远或精密解谜区域拉近。")]
|
||
[SerializeField] private float _lensSize = 0f;
|
||
|
||
[Tooltip("镜头尺寸过渡时长（秒）。0 = 瞬间切换。")]
|
||
[Min(0f)]
|
||
[SerializeField] private float _lensSizeDuration = 0.5f;
|
||
|
||
[Header("混合配置")]
|
||
[SerializeField] private CameraBlendProfileSO _blendProfile;
|
||
|
||
[Header("专有虚拟相机（可选）")]
|
||
[Tooltip("为空时由全局双 VCam 交替过渡（推荐，节省 VCam 数量）。\n" +
|
||
"不为空时激活此专有 CinemachineCamera，优先级高于全局 VCam。\n" +
|
||
"适用于需要独特 FOV / Noise / LookAt 等参数的特殊区域。")]
|
||
[SerializeField] private CinemachineCamera _dedicatedCamera;
|
||
|
||
[Tooltip("专有 VCam 激活时使用的优先级，须高于全局 VCam 的 _globalActivePriority（默认 10）。")]
|
||
[SerializeField] private int _dedicatedPriority = 20;
|
||
|
||
// ── 公开属性 ──────────────────────────────────────────────────────────
|
||
|
||
public PolygonCollider2D ConfinerCollider => _confinerCollider;
|
||
public CameraLensConfigSO LensConfig => _lensConfig;
|
||
public float LastSyncFOV => _lastSyncFOV;
|
||
public CameraBlendProfileSO BlendProfile => _blendProfile;
|
||
/// <summary>世界坐标可视区域（本地 _visibleBounds + transform.position）。</summary>
|
||
public Rect VisibleBounds => new Rect(
|
||
_visibleBounds.x + transform.position.x,
|
||
_visibleBounds.y + transform.position.y,
|
||
_visibleBounds.width, _visibleBounds.height);
|
||
public bool HasDedicated => _dedicatedCamera != null;
|
||
public CinemachineCamera DedicatedCamera => _dedicatedCamera;
|
||
public int DedicatedPriority => _dedicatedPriority;
|
||
public bool OverrideFollowBehaviour => _overrideFollowBehaviour;
|
||
public Vector2 ScreenPosition => _screenPosition;
|
||
public Vector2 Damping => _damping;
|
||
public Vector2 DeadZoneSize => _deadZoneSize;
|
||
public float LookaheadTime => _lookaheadTime;
|
||
public float LookaheadSmoothing => _lookaheadSmoothing;
|
||
public bool DisableFallBias => _disableFallBias;
|
||
public bool LockHorizontal => _lockHorizontal;
|
||
public bool LockVertical => _lockVertical;
|
||
public float DampingDown => _dampingDown;
|
||
public float DampingUp => _dampingUp;
|
||
public float LensSize => _lensSize;
|
||
public float LensSizeDuration => _lensSizeDuration;
|
||
|
||
/// <summary>
|
||
/// 摄像机到场景平面的有效深度（用于透视视口换算）。
|
||
/// 来源：区域专有 _cameraDepth（>0 时） → LensConfig SO。
|
||
/// 未绑定 SO 时返回 0，限位同步工具会在 Inspector 中给出警告。
|
||
/// </summary>
|
||
public float CameraDepth
|
||
{
|
||
get
|
||
{
|
||
if (_cameraDepth > 0f) return _cameraDepth;
|
||
return _lensConfig != null ? _lensConfig.cameraDepth : 0f;
|
||
}
|
||
}
|
||
|
||
// ── Gizmo ────────────────────────────────────────────────────────────
|
||
|
||
private void OnDrawGizmosSelected()
|
||
{
|
||
// 黄色：可视区域（本地坐标 + transform.position = 世界坐标）
|
||
Vector3 center = new Vector3(
|
||
_visibleBounds.center.x + transform.position.x,
|
||
_visibleBounds.center.y + transform.position.y, 0f);
|
||
Vector3 size = new Vector3(_visibleBounds.width, _visibleBounds.height, 0.01f);
|
||
|
||
Gizmos.color = new Color(1f, 0.85f, 0.15f, 0.10f);
|
||
Gizmos.DrawCube(center, size);
|
||
Gizmos.color = new Color(1f, 0.85f, 0.15f, 0.90f);
|
||
Gizmos.DrawWireCube(center, size);
|
||
|
||
// 青色：轴向锁定指示
|
||
if ((_lockHorizontal || _lockVertical) && _confinerCollider != null)
|
||
{
|
||
Gizmos.color = new Color(0.2f, 0.8f, 1f, 0.9f);
|
||
var bounds = _confinerCollider.bounds;
|
||
if (_lockHorizontal)
|
||
Gizmos.DrawLine(
|
||
new Vector3(bounds.center.x, bounds.min.y, 0f),
|
||
new Vector3(bounds.center.x, bounds.max.y, 0f));
|
||
if (_lockVertical)
|
||
Gizmos.DrawLine(
|
||
new Vector3(bounds.min.x, bounds.center.y, 0f),
|
||
new Vector3(bounds.max.x, bounds.center.y, 0f));
|
||
}
|
||
|
||
// 青绿：专有 VCam 指示线
|
||
if (_dedicatedCamera != null)
|
||
{
|
||
Gizmos.color = new Color(0.2f, 1f, 0.8f, 0.8f);
|
||
Gizmos.DrawLine(transform.position,
|
||
_dedicatedCamera.transform.position);
|
||
}
|
||
}
|
||
}
|
||
}
|