feat: VFS 虚拟仿真实验核心框架 v2

- 加权评分系统：每步独立 ScoreWeight，满分 100，SequenceClick 按子项比例计分 - StepData 新增 DetailedContent（学习模式详细操作说明）和 SubStepCount - 伤情检查步骤扩展为 5 子项序列（视觉检查→肿胀→疼痛→生命体征→神经评估） - 夹板固定模式完整评分（选择夹板→放置衬垫→夹板固定→固定后检查） - Doc/ 文件夹归档三份文档：项目大纲、文案、评分标准 - README 更新评分权重表和夹板固定流程
2026-06-24 02:07:43 +08:00
commit a11e003fcd
23 changed files with 2377 additions and 0 deletions
@@ -0,0 +1,75 @@
+using UnityEngine;
+
+/// <summary>
+/// 全局单例管理器：持有当前实验的类型、模式、固定方式与加权分数。
+/// 挂在场景第一个 GameObject 上，设置 DontDestroyOnLoad。
+/// </summary>
+public class GameManager : MonoBehaviour
+{
+    public static GameManager Instance { get; private set; }
+
+    [Header("当前实验设置（运行时赋值）")]
+    public ExperimentType CurrentExperimentType = ExperimentType.FractureFixation;
+    public ExperimentMode CurrentMode = ExperimentMode.Learn;
+    public FixationMethod CurrentFixationMethod = FixationMethod.LimbFixation;
+
+    [Header("加权评分")]
+    public float TotalWeightedScore;       // 实际得分（加权累加）
+    public float MaxWeightedScore = 100f;  // 总分
+
+    [Header("考核记录")]
+    public float[] StepScores;        // 每步实际得分（含权重）
+    public float[] StepMaxScores;     // 每步满分（权重值）
+    public string[] StepFeedback;     // 每题错误反馈文本
+    public bool[] StepCorrect;        // 每题是否有任何得分
+
+    private void Awake()
+    {
+        if (Instance != null && Instance != this)
+        {
+            Destroy(gameObject);
+            return;
+        }
+        Instance = this;
+        DontDestroyOnLoad(gameObject);
+    }
+
+    /// <summary>初始化考核记录数组</summary>
+    public void InitExamRecord(int stepCount)
+    {
+        StepScores = new float[stepCount];
+        StepMaxScores = new float[stepCount];
+        StepFeedback = new string[stepCount];
+        StepCorrect = new bool[stepCount];
+        TotalWeightedScore = 0f;
+    }
+
+    /// <summary>
+    /// 记录一个考核步骤的结果。
+    /// proportion 为 0~1，表示得分比例（SequenceClick 类型部分正确时用到）。
+    /// </summary>
+    public void RecordExamResult(int stepIndex, float maxScore, float proportion, string feedback)
+    {
+        if (StepScores == null || stepIndex >= StepScores.Length) return;
+
+        StepMaxScores[stepIndex] = maxScore;
+        float earned = maxScore * Mathf.Clamp01(proportion);
+        StepScores[stepIndex] = earned;
+        StepFeedback[stepIndex] = feedback;
+        StepCorrect[stepIndex] = proportion > 0f;
+        TotalWeightedScore += earned;
+    }
+
+    /// <summary>按百分比返回考核分数</summary>
+    public float GetExamPercentage()
+    {
+        if (MaxWeightedScore <= 0f) return 0f;
+        return TotalWeightedScore / MaxWeightedScore * 100f;
+    }
+
+    /// <summary>获取总分（整数）</summary>
+    public int GetExamScoreRounded()
+    {
+        return Mathf.RoundToInt(TotalWeightedScore);
+    }
+}