독립 검증 도구 추가와 앱 상태 책임 분리

2026-09-06 18:09:11 +09:00
parent 0f0431de5a
commit 002a922e1b
62 changed files with 3454 additions and 2008 deletions
@@ -0,0 +1,47 @@
+using System.Diagnostics;
+using ProjectQuint.Core.Judgement;
+
+namespace ProjectQuint.Probes;
+
+public readonly record struct JudgementSnapshot(int Score, int Combo, int MaxCombo,
+    int MissCount, int KoolCount, int CoolCount, int GoodCount, int JudgedUnits, bool Finished);
+
+public sealed record ReplayObservation(JudgementSnapshot Judgement, double SetupMilliseconds,
+    double ReplayMilliseconds, long SetupAllocatedBytes, long ReplayAllocatedBytes);
+
+public static class ReplayRunner
+{
+    public static ReplayObservation Run(SyntheticWorkload workload, int frameRate)
+    {
+        if (frameRate < 1 || frameRate > 10_000)
+            throw new ArgumentOutOfRangeException(nameof(frameRate), "Use a frame rate from 1 to 10000.");
+        var allocationStart = GC.GetAllocatedBytesForCurrentThread();
+        var setupStart = Stopwatch.GetTimestamp();
+        var engine = new RhythmJudgementEngine(workload.Notes, laneCount: 4);
+        var setupEnd = Stopwatch.GetTimestamp();
+        var replayAllocationStart = GC.GetAllocatedBytesForCurrentThread();
+
+        long frame = 0;
+        foreach (var input in workload.Events)
+        {
+            // Merge two timestamped streams; no sleeps or real-time waiting affect this trace.
+            while ((double)frame / frameRate <= input.Time)
+                engine.Update((double)frame++ / frameRate);
+            if (input.Pressed)
+                engine.Press(input.Lane, input.Time);
+            else
+                engine.Release(input.Lane, input.Time);
+        }
+        engine.Update(workload.Notes[^1].EndTime + 1);
+        var replayEnd = Stopwatch.GetTimestamp();
+        var allocationEnd = GC.GetAllocatedBytesForCurrentThread();
+        return new ReplayObservation(new JudgementSnapshot(engine.Score, engine.Combo, engine.MaxCombo,
+                engine.MissCount, engine.KoolCount, engine.CoolCount, engine.GoodCount,
+                engine.JudgedNoteCount, engine.IsFinished),
+            Milliseconds(setupStart, setupEnd), Milliseconds(setupEnd, replayEnd),
+            replayAllocationStart - allocationStart, allocationEnd - replayAllocationStart);
+    }
+
+    private static double Milliseconds(long start, long end) =>
+        (end - start) * 1000.0 / Stopwatch.Frequency;
+}