Implement scheduling system with parallel execution support and dummy job systems

2026-08-07 12:14:02 +02:00
parent a0f2713fdc
commit 0132c1326d
14 changed files with 844 additions and 5 deletions
@@ -0,0 +1,53 @@
+using MoonTools.ECS;
+using Nerfed.Runtime.Scheduling;
+
+namespace Nerfed.Runtime.Systems.Synthetic;
+
+public sealed class DummyLongJobProducerSystem : MoonTools.ECS.System, IParallelSystemMetadata
+{
+    private readonly JobSystem jobs;
+    private readonly DummyLongJobSharedState state;
+    private readonly TimeSpan duration;
+    private readonly DummyWorkloadMode mode;
+    private readonly JobDeadlineMode deadline;
+    private int seed;
+
+    public DummyLongJobProducerSystem(
+        World world,
+        DummyLongJobSharedState state,
+        JobSystem jobs,
+        TimeSpan duration,
+        DummyWorkloadMode mode,
+        JobDeadlineMode deadline,
+        int initialSeed = 1) : base(world)
+    {
+        this.state = state;
+        this.jobs = jobs;
+        this.duration = duration;
+        this.mode = mode;
+        this.deadline = deadline;
+        seed = initialSeed;
+    }
+
+    public string ScheduleName => nameof(DummyLongJobProducerSystem);
+
+    // Producer pattern: reads current world state and emits immutable job payload.
+    public SystemAccessDeclaration AccessDeclaration => SystemAccessDeclaration.Empty;
+
+    public override void Update(TimeSpan delta)
+    {
+        if (state.InFlight.IsValid)
+        {
+            return;
+        }
+
+        int capturedSeed = seed;
+        state.InFlight = jobs.Submit(
+            () => state.LastResult = DummyWorkloadRunner.Run(duration, mode, capturedSeed),
+            deadline,
+            nameof(DummyLongJobProducerSystem));
+
+        seed = unchecked(capturedSeed + 1);
+        state.SubmitCount++;
+    }
+}