91e82c3c68
Separate loaded spatial residency from the world presentation gate so destination live objects acquire mesh owners behind portal space while drawing and simulation stay quiesced. Prevent unowned CPU-cache hits from recreating stale GPU staging work. Co-authored-by: Erik Nilsson <erikn@users.noreply.github.com>
567 lines
21 KiB
C#
567 lines
21 KiB
C#
using System.Numerics;
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using AcDream.App.Streaming;
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using AcDream.App.World;
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using AcDream.Core.Net;
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using AcDream.Core.Net.Messages;
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using AcDream.Core.Physics;
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using AcDream.Core.World;
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using DatReaderWriter.DBObjs;
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namespace AcDream.App.Tests.Streaming;
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public sealed class GpuWorldStateVisibilityTests
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{
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[Fact]
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public void PendingSpawnFlood_DoesNotPublishOrRebuildLoadedView()
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{
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const uint landblock = 0x0101FFFFu;
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const int count = 10_000;
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var state = new GpuWorldState();
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int edges = 0;
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state.LiveProjectionVisibilityChanged += (_, _) => edges++;
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long commitsBefore = state.VisibilityCommitCount;
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using (state.BeginMutationBatch())
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{
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for (int i = 0; i < count; i++)
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{
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state.PlaceLiveEntityProjection(
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landblock,
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Entity((uint)(i + 1), 0x70000000u + (uint)i));
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}
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Assert.Empty(state.Entities);
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Assert.Equal(count, state.PendingLiveEntityCount);
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Assert.Equal(commitsBefore, state.VisibilityCommitCount);
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Assert.Equal(0, edges);
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}
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Assert.Empty(state.Entities);
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Assert.Equal(count, state.PendingLiveEntityCount);
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Assert.Equal(commitsBefore + 1, state.VisibilityCommitCount);
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Assert.Equal(0, edges);
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}
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[Fact]
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public void LoadedSpawnFlood_AppendsInPlaceAndPublishesOneBatch()
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{
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const uint landblock = 0x0101FFFFu;
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const int count = 10_000;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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Assert.True(state.TryGetLandblock(landblock, out LoadedLandblock? loaded));
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IReadOnlyList<WorldEntity> residentBucket = loaded!.Entities;
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int edges = 0;
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state.LiveProjectionVisibilityChanged += (_, visible) =>
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{
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Assert.True(visible);
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edges++;
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};
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long commitsBefore = state.VisibilityCommitCount;
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using (state.BeginMutationBatch())
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{
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for (int i = 0; i < count; i++)
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{
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state.PlaceLiveEntityProjection(
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landblock,
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Entity((uint)(i + 1), 0x71000000u + (uint)i));
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}
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Assert.Same(residentBucket, loaded.Entities);
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Assert.Equal(count, residentBucket.Count);
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Assert.Equal(count, state.Entities.Count);
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Assert.Equal(0, edges);
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Assert.Equal(commitsBefore, state.VisibilityCommitCount);
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}
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Assert.Equal(count, edges);
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Assert.Equal(commitsBefore + 1, state.VisibilityCommitCount);
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Assert.Equal(count, state.Entities.Count);
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}
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[Fact]
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public void DenseSameBucketRebucketAndDelete_PreserveEveryProjectionIndex()
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{
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const uint sourceLandblock = 0x0101FFFFu;
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const uint targetLandblock = 0x0202FFFFu;
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const int count = 10_000;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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sourceLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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state.AddLandblock(new LoadedLandblock(
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targetLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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var entities = new WorldEntity[count];
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using (state.BeginMutationBatch())
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{
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for (int i = 0; i < count; i++)
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{
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entities[i] = Entity((uint)(i + 1), 0x72000000u + (uint)i);
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state.PlaceLiveEntityProjection(sourceLandblock, entities[i]);
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}
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}
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using (state.BeginMutationBatch())
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{
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for (int i = 0; i < count; i++)
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state.RebucketLiveEntity(entities[i], targetLandblock);
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}
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Assert.True(state.TryGetLandblock(sourceLandblock, out LoadedLandblock? source));
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Assert.True(state.TryGetLandblock(targetLandblock, out LoadedLandblock? target));
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Assert.Empty(source!.Entities);
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Assert.Equal(count, target!.Entities.Count);
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Assert.Equal(count, state.Entities.Count);
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using (state.BeginMutationBatch())
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{
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for (int i = 0; i < count; i++)
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state.RemoveLiveEntityProjection(entities[i]);
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}
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Assert.Empty(target.Entities);
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Assert.Empty(state.Entities);
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}
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[Fact]
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public void DenseDemotion_CompactsLiveEntriesAndKeepsTheirIndexesValid()
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{
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const uint sourceLandblock = 0x0101FFFFu;
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const uint targetLandblock = 0x0202FFFFu;
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const int liveCount = 2_000;
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var state = new GpuWorldState();
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var mixed = new List<WorldEntity>(liveCount * 2);
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var live = new List<WorldEntity>(liveCount);
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for (int i = 0; i < liveCount; i++)
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{
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mixed.Add(Entity(0xC1000000u + (uint)i, 0u));
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WorldEntity projection = Entity((uint)(i + 1), 0x73000000u + (uint)i);
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mixed.Add(projection);
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live.Add(projection);
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}
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state.AddLandblock(new LoadedLandblock(
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sourceLandblock,
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new LandBlock(),
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mixed));
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state.AddLandblock(new LoadedLandblock(
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targetLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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state.RemoveEntitiesFromLandblock(sourceLandblock);
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Assert.True(state.TryGetLandblock(sourceLandblock, out LoadedLandblock? source));
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Assert.Equal(liveCount, source!.Entities.Count);
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Assert.All(source.Entities, entity => Assert.NotEqual(0u, entity.ServerGuid));
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using (state.BeginMutationBatch())
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{
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foreach (WorldEntity entity in live)
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state.RebucketLiveEntity(entity, targetLandblock);
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}
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Assert.Empty(source.Entities);
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Assert.True(state.TryGetLandblock(targetLandblock, out LoadedLandblock? target));
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Assert.Equal(liveCount, target!.Entities.Count);
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}
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[Fact]
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public void PendingDemotion_CompactsMixedStaticAndLiveEntriesAndKeepsLiveIndexesValid()
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{
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const uint pendingLandblock = 0x0101FFFFu;
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const uint targetLandblock = 0x0202FFFFu;
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var state = new GpuWorldState();
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WorldEntity first = Entity(1u, 0x73500001u);
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WorldEntity second = Entity(2u, 0x73500002u);
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WorldEntity[] mixed =
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[
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Entity(0xC1000001u, 0u),
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first,
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Entity(0xC1000002u, 0u),
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second,
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];
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Assert.False(state.AddEntitiesToExistingLandblock(pendingLandblock, mixed));
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Assert.Equal(4, state.PendingLiveEntityCount);
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state.RemoveEntitiesFromLandblock(pendingLandblock);
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Assert.Equal(2, state.PendingLiveEntityCount);
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state.AddLandblock(new LoadedLandblock(
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pendingLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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state.AddLandblock(new LoadedLandblock(
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targetLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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Assert.True(state.TryGetLandblock(pendingLandblock, out LoadedLandblock? pending));
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Assert.Equal([first, second], pending!.Entities);
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state.RebucketLiveEntity(first, targetLandblock);
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state.RebucketLiveEntity(second, targetLandblock);
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Assert.Empty(pending.Entities);
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Assert.True(state.TryGetLandblock(targetLandblock, out LoadedLandblock? target));
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Assert.Equal(2, target!.Entities.Count);
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Assert.Contains(first, target.Entities);
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Assert.Contains(second, target.Entities);
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}
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[Fact]
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public void UnloadToPendingThenReload_PreservesProjectionIdentityAndVisibilityEdges()
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{
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const uint landblock = 0x0101FFFFu;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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WorldEntity entity = Entity(1u, 0x73600001u);
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state.PlaceLiveEntityProjection(landblock, entity);
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var edges = new List<(uint Guid, bool Visible)>();
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state.LiveProjectionVisibilityChanged += (guid, visible) => edges.Add((guid, visible));
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state.RemoveLandblock(landblock);
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Assert.Empty(state.Entities);
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Assert.Equal(1, state.PendingLiveEntityCount);
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Assert.False(state.IsLiveEntityVisible(entity.ServerGuid));
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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Assert.Same(entity, Assert.Single(state.Entities));
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Assert.True(state.TryGetLandblock(landblock, out LoadedLandblock? reloaded));
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Assert.Same(entity, Assert.Single(reloaded!.Entities));
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Assert.True(state.IsLiveEntityVisible(entity.ServerGuid));
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Assert.Equal(
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[(entity.ServerGuid, false), (entity.ServerGuid, true)],
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edges);
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state.RemoveLiveEntityProjection(entity);
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Assert.Empty(state.Entities);
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Assert.Empty(reloaded.Entities);
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}
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[Fact]
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public void BatchedVisibilityObserver_SeesCommittedFlatAndResidentViews()
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{
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const uint landblock = 0x0101FFFFu;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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WorldEntity entity = Entity(1u, 0x73700001u);
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int callbacks = 0;
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state.LiveProjectionVisibilityChanged += (guid, visible) =>
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{
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callbacks++;
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Assert.Equal(entity.ServerGuid, guid);
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Assert.True(visible);
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Assert.True(state.IsLiveEntityVisible(guid));
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Assert.Same(entity, Assert.Single(state.Entities));
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Assert.True(state.TryGetLandblock(landblock, out LoadedLandblock? loaded));
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Assert.Same(entity, Assert.Single(loaded!.Entities));
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};
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using (state.BeginMutationBatch())
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{
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state.PlaceLiveEntityProjection(landblock, entity);
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Assert.Equal(0, callbacks);
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}
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Assert.Equal(1, callbacks);
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}
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[Fact]
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public void LoadedToLoadedRebucket_EmitsNoVisibilityPulse()
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{
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const uint sourceLandblock = 0x0101FFFFu;
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const uint targetLandblock = 0x0202FFFFu;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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sourceLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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state.AddLandblock(new LoadedLandblock(
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targetLandblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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WorldEntity entity = Entity(1u, 0x73800001u);
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state.PlaceLiveEntityProjection(sourceLandblock, entity);
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var edges = new List<(uint Guid, bool Visible)>();
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state.LiveProjectionVisibilityChanged += (guid, visible) => edges.Add((guid, visible));
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state.RebucketLiveEntity(entity, targetLandblock);
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Assert.Empty(edges);
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Assert.True(state.IsLiveEntityVisible(entity.ServerGuid));
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Assert.True(state.TryGetLandblock(sourceLandblock, out LoadedLandblock? source));
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Assert.Empty(source!.Entities);
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Assert.True(state.TryGetLandblock(targetLandblock, out LoadedLandblock? target));
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Assert.Same(entity, Assert.Single(target!.Entities));
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Assert.Same(entity, Assert.Single(state.Entities));
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}
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[Fact]
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public void SameGuidOverlap_ExactRemovalPromotesSecondaryWithoutVisibilityPulse()
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{
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const uint landblock = 0x0101FFFFu;
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const uint guid = 0x73900001u;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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WorldEntity first = Entity(1u, guid);
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WorldEntity second = Entity(2u, guid);
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state.PlaceLiveEntityProjection(landblock, first);
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state.PlaceLiveEntityProjection(landblock, second);
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var edges = new List<(uint Guid, bool Visible)>();
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state.LiveProjectionVisibilityChanged += (edgeGuid, visible) =>
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edges.Add((edgeGuid, visible));
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state.RemoveLiveEntityProjection(first);
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Assert.Empty(edges);
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Assert.True(state.IsLiveEntityVisible(guid));
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Assert.Same(second, Assert.Single(state.Entities));
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state.RemoveLiveEntityProjection(guid);
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Assert.Equal([(guid, false)], edges);
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Assert.False(state.IsLiveEntityVisible(guid));
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Assert.Empty(state.Entities);
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}
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[Fact]
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public void DuplicateDirectPlacement_IsRejectedBeforeAnyBucketMutation()
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{
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const uint landblock = 0x0101FFFFu;
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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WorldEntity entity = Entity(1u, 0x74000001u);
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state.PlaceLiveEntityProjection(landblock, entity);
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Assert.Throws<InvalidOperationException>(() =>
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state.PlaceLiveEntityProjection(landblock, entity));
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Assert.Same(entity, Assert.Single(state.Entities));
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Assert.True(state.TryGetLandblock(landblock, out LoadedLandblock? loaded));
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Assert.Same(entity, Assert.Single(loaded!.Entities));
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}
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[Fact]
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public void ThrowingObserver_DoesNotStrandLaterSubscribersOrQueuedOwnerEdges()
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{
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const uint landblock = 0x0101FFFFu;
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WorldEntity first = Entity(1u, 0x70000001u);
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WorldEntity second = Entity(2u, 0x70000002u);
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var state = new GpuWorldState();
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state.PlaceLiveEntityProjection(landblock, first);
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state.PlaceLiveEntityProjection(landblock, second);
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var observed = new List<(uint Guid, bool Visible)>();
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state.LiveProjectionVisibilityChanged += (_, _) =>
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throw new InvalidOperationException("fixture observer failure");
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state.LiveProjectionVisibilityChanged += (guid, visible) =>
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observed.Add((guid, visible));
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AggregateException error = Assert.Throws<AggregateException>(() =>
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>())));
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Assert.Equal(2, error.InnerExceptions.Count);
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Assert.Equal(
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[(first.ServerGuid, true), (second.ServerGuid, true)],
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observed.OrderBy(edge => edge.Guid).ToArray());
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Assert.True(state.IsLiveEntityVisible(first.ServerGuid));
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Assert.True(state.IsLiveEntityVisible(second.ServerGuid));
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Assert.Equal(0, state.PendingVisibilityTransitionCount);
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Assert.Equal(2, state.Entities.Count);
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}
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[Fact]
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public void ThrowingRuntimeObserver_DoesNotSkipOtherOwnersOrPresentationSubscribers()
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{
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const uint landblock = 0x0101FFFFu;
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const uint cell = 0x01010001u;
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var state = new GpuWorldState();
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var runtime = new LiveEntityRuntime(
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state,
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new DelegateLiveEntityResourceLifecycle(_ => { }, _ => { }));
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WorldSession.EntitySpawn first = Spawn(0x70000011u, cell);
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WorldSession.EntitySpawn second = Spawn(0x70000012u, cell);
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runtime.RegisterLiveEntity(first);
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runtime.RegisterLiveEntity(second);
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runtime.MaterializeLiveEntity(first.Guid, cell, id => Entity(id, first.Guid));
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runtime.MaterializeLiveEntity(second.Guid, cell, id => Entity(id, second.Guid));
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var observed = new List<(uint Guid, bool Visible)>();
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runtime.ProjectionVisibilityChanged += (_, _) =>
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throw new InvalidOperationException("fixture presentation failure");
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runtime.ProjectionVisibilityChanged += (record, visible) =>
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observed.Add((record.ServerGuid, visible));
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AggregateException error = Assert.Throws<AggregateException>(() =>
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>())));
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Assert.Equal(2, error.Flatten().InnerExceptions.Count);
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Assert.Equal(
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[(first.Guid, true), (second.Guid, true)],
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observed.OrderBy(edge => edge.Guid).ToArray());
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Assert.True(runtime.TryGetRecord(first.Guid, out LiveEntityRecord firstRecord));
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Assert.True(runtime.TryGetRecord(second.Guid, out LiveEntityRecord secondRecord));
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Assert.True(firstRecord.IsSpatiallyVisible);
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Assert.True(secondRecord.IsSpatiallyVisible);
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Assert.Equal(0, state.PendingVisibilityTransitionCount);
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}
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[Fact]
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public void QuiescedDestinationProjection_AcquiresSpatialPresentationBeforeWorldReveal()
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{
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const uint landblock = 0x0101FFFFu;
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const uint cell = 0x01010001u;
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const uint guid = 0x70000021u;
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var availability = new WorldGenerationAvailabilityState();
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availability.Begin(7);
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var state = new GpuWorldState(availability: availability);
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state.AddLandblock(new LoadedLandblock(
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landblock,
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new LandBlock(),
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Array.Empty<WorldEntity>()));
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var runtime = new LiveEntityRuntime(
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state,
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new DelegateLiveEntityResourceLifecycle(_ => { }, _ => { }));
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WorldSession.EntitySpawn spawn = Spawn(guid, cell);
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runtime.RegisterLiveEntity(spawn);
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var edges = new List<bool>();
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runtime.ProjectionVisibilityChanged += (_, visible) => edges.Add(visible);
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runtime.MaterializeLiveEntity(
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guid,
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cell,
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id => Entity(id, guid));
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Assert.False(state.IsLiveEntityVisible(guid));
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Assert.True(state.IsLiveEntityProjectionResident(guid));
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Assert.True(runtime.TryGetRecord(guid, out LiveEntityRecord record));
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Assert.True(record.IsSpatiallyVisible);
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Assert.Equal([true], edges);
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Assert.True(availability.End(7));
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Assert.True(state.IsLiveEntityVisible(guid));
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Assert.True(record.IsSpatiallyVisible);
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}
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[Fact]
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public void CopyLiveEntitiesNearLandblock_UsesBoundedNeighborhoodAndSkipsStatics()
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{
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var centerLive = Entity(1, 0x70000001u);
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var neighborLive = Entity(2, 0x70000002u);
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var farLive = Entity(3, 0x70000003u);
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WorldEntity[] staticEntities = Enumerable.Range(0, 20_000)
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.Select(index => Entity((uint)(index + 10), 0u))
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.ToArray();
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var state = new GpuWorldState();
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state.AddLandblock(new LoadedLandblock(
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0x1010FFFFu,
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new LandBlock(),
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staticEntities.Append(centerLive).ToArray()));
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state.AddLandblock(new LoadedLandblock(
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0x1110FFFFu,
|
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new LandBlock(),
|
|
new[] { neighborLive }));
|
|
state.AddLandblock(new LoadedLandblock(
|
|
0x1310FFFFu,
|
|
new LandBlock(),
|
|
new[] { farLive }));
|
|
var destination = new List<KeyValuePair<uint, WorldEntity>>
|
|
{
|
|
new(0xDEADBEEFu, farLive),
|
|
};
|
|
|
|
state.CopyLiveEntitiesNearLandblock(0x10100001u, 1, destination);
|
|
|
|
Assert.Equal(2, destination.Count);
|
|
Assert.Contains(destination, pair => pair.Key == centerLive.ServerGuid);
|
|
Assert.Contains(destination, pair => pair.Key == neighborLive.ServerGuid);
|
|
Assert.DoesNotContain(destination, pair => pair.Key == farLive.ServerGuid);
|
|
Assert.DoesNotContain(destination, pair => pair.Key == 0u);
|
|
}
|
|
|
|
private static WorldEntity Entity(uint id, uint guid) => new()
|
|
{
|
|
Id = id,
|
|
ServerGuid = guid,
|
|
SourceGfxObjOrSetupId = 0x02000001u,
|
|
Position = Vector3.Zero,
|
|
Rotation = Quaternion.Identity,
|
|
MeshRefs = Array.Empty<MeshRef>(),
|
|
};
|
|
|
|
private static WorldSession.EntitySpawn Spawn(uint guid, uint cell)
|
|
{
|
|
var position = new CreateObject.ServerPosition(
|
|
cell, 10f, 10f, 5f, 1f, 0f, 0f, 0f);
|
|
var timestamps = new PhysicsTimestamps(1, 1, 1, 1, 0, 1, 0, 1, 1);
|
|
var physics = new PhysicsSpawnData(
|
|
RawState: (uint)PhysicsStateFlags.ReportCollisions,
|
|
Position: position,
|
|
Movement: null,
|
|
AnimationFrame: null,
|
|
SetupTableId: 0x02000001u,
|
|
MotionTableId: null,
|
|
SoundTableId: null,
|
|
PhysicsScriptTableId: null,
|
|
Parent: null,
|
|
Children: null,
|
|
Scale: null,
|
|
Friction: null,
|
|
Elasticity: null,
|
|
Translucency: null,
|
|
Velocity: null,
|
|
Acceleration: null,
|
|
AngularVelocity: null,
|
|
DefaultScriptType: null,
|
|
DefaultScriptIntensity: null,
|
|
Timestamps: timestamps);
|
|
return new WorldSession.EntitySpawn(
|
|
guid,
|
|
position,
|
|
0x02000001u,
|
|
Array.Empty<CreateObject.AnimPartChange>(),
|
|
Array.Empty<CreateObject.TextureChange>(),
|
|
Array.Empty<CreateObject.SubPaletteSwap>(),
|
|
BasePaletteId: null,
|
|
ObjScale: null,
|
|
Name: "visibility fixture",
|
|
ItemType: null,
|
|
MotionState: null,
|
|
MotionTableId: null,
|
|
PhysicsState: (uint)PhysicsStateFlags.ReportCollisions,
|
|
InstanceSequence: 1,
|
|
MovementSequence: 1,
|
|
ServerControlSequence: 1,
|
|
PositionSequence: 1,
|
|
Physics: physics);
|
|
}
|
|
}
|