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perf(streaming): cursor publication across frame budgets

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This commit is contained in:
Erik 2026-07-24 19:10:18 +02:00
parent bb16f74fd4
commit 98f1ac8934
32 changed files with 2215 additions and 823 deletions
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67
tests/AcDream.App.Tests/Streaming/LandblockConcretePresentationPipelineTests.cs
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@ -56,6 +56,73 @@ public sealed class LandblockConcretePresentationPipelineTests
Assert.Equal(1, fixture.Static.Diagnostics.CompleteCount);
}
[Fact]
public void MeteredLoaded_RetainsExactHeadAndPublishesSpatiallyOnlyAfterOwnerSuffix()
{
var calls = new List<string>();
ConcreteFixture fixture = Fixture(
calls,
commitEnvCells: _ => calls.Add("envcell"));
fixture.Events.EntitySpawned += _ => calls.Add("plugin");
var pipeline = new LandblockPresentationPipeline(
fixture.Render,
fixture.Physics,
fixture.Static,
fixture.State,
fixture.RetirementOwner,
onLandblockLoaded: _ => calls.Add("live-recovery"));
LandblockStreamResult.Loaded result =
Result(Build(Entity(0x80A9B401u), Entity(0x80A9B402u)));
LandblockStreamCostEstimate estimate =
LandblockStreamResultCost.Estimate(result);
var budget = new StreamingWorkBudget(
TimeSpan.FromSeconds(1),
maxCompletionAdmissions: 64,
maxAdoptedCpuBytes: 1_000_000,
maxEntityOperations: 1,
maxGpuUploadBytes: 1_000_000,
maxGlRetireOperations: 64,
destinationReserveFraction: 0.75f);
LandblockPublicationAdvance advance = default;
for (int frame = 0; frame < 64; frame++)
{
var meter = new StreamingWorkMeter(budget);
advance = frame == 0
? pipeline.PublishLoaded(
result,
estimate,
meter,
ensureProgress: false)
: pipeline.ResumePublication(
result,
meter,
ensureProgress: false);
meter.FinishFrame();
Assert.True(
meter.Snapshot.Used.EntityOperations <= 1,
$"stage={meter.Snapshot.LastStage}, " +
$"entities={meter.Snapshot.Used.EntityOperations}, " +
$"oversized={meter.Snapshot.OversizedProgressCount}");
if (fixture.Static.Diagnostics.CompleteCount == 0)
Assert.False(fixture.State.IsLoaded(LandblockId));
if (advance.Completed)
break;
}
Assert.True(advance.Completed);
Assert.False(pipeline.HasPendingPublication(result));
Assert.True(fixture.State.IsNearTier(LandblockId));
Assert.Equal(
["terrain", "envcell", "plugin", "plugin", "pin", "live-recovery"],
calls);
Assert.Equal(1, fixture.Render.Diagnostics.BeginCount);
Assert.Equal(1, fixture.Physics.Diagnostics.BeginCount);
Assert.Equal(1, fixture.Physics.Diagnostics.CompleteCount);
Assert.Equal(1, fixture.Static.Diagnostics.CompleteCount);
}
[Fact]
public void RenderSuffixFailure_ResumesConcreteReceiptsWithoutReplayingPrefixes()
{