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feat(runtime): seal dormant SetPosition evaluations

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Erik 2026-08-01 11:31:58 +02:00
parent 22651c823d
commit 99f867f053
16 changed files with 2298 additions and 62 deletions
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22
src/AcDream.Core/Physics/ShadowObjectRegistry.cs
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@ -78,6 +78,7 @@ public sealed class ShadowObjectRegistry
_collisionWorld.Current.ShadowOwnerFreeSlots;
private readonly HashSet<uint> _prefixScratch = new();
private readonly List<uint> _removedPrefixScratch = new();
private ulong _mutationRevision;
internal event Action<uint, ulong>? OwnerMutated;
internal event Action<uint, uint>? OwnerPrefixMembershipChanged;
@ -101,6 +102,7 @@ public sealed class ShadowObjectRegistry
"A populated shadow registry cannot change collision roots.");
}
_collisionWorld = collisionWorld;
AdvanceMutationRevision();
}
internal sealed record RegistrationRecord(
@ -123,8 +125,20 @@ public sealed class ShadowObjectRegistry
? version
: 0UL;
/// <summary>
/// Monotonic authority for every logical mutation of the active shadow
/// collision world. SetPosition evaluation receipts seal this value so a
/// later owner insert, removal, move, state change, suspension, reflood,
/// or cell-row replacement cannot be committed against a different world.
/// </summary>
internal ulong MutationRevision => _mutationRevision;
private void AdvanceMutationRevision() =>
_mutationRevision = checked(_mutationRevision + 1UL);
private void BumpOwnerVersion(uint entityId)
{
AdvanceMutationRevision();
ulong version = checked(GetOwnerVersion(entityId) + 1UL);
_ownerVersions[entityId] = version;
RefreshOwnerPrefixIndex(entityId);
@ -1308,6 +1322,7 @@ public sealed class ShadowObjectRegistry
DeregisterCore(entityId, publishMutation: false);
RemoveOwnerPrefixMembership(entityId);
_ownerVersions.Remove(entityId);
AdvanceMutationRevision();
return;
}
if (!_entityToCells.TryGetValue(entityId, out List<uint>? cells))
@ -1877,6 +1892,13 @@ public sealed class ShadowObjectRegistry
/// </summary>
public void Clear()
{
bool mutated = _cells.Count != 0
|| _entityToCells.Count != 0
|| _entityReg.Count != 0
|| _suspendedEntities.Count != 0
|| _suspendedEntityCells.Count != 0;
if (mutated)
AdvanceMutationRevision();
_cells.Clear();
_entityToCells.Clear();
_suspendedEntities.Clear();