internal void MoveChunksFromAll(
NativeArray <EntityRemapUtility.EntityRemapInfo> entityRemapping,
EntityComponentStore *srcEntityComponentStore,
ManagedComponentStore srcManagedComponentStore)
{
var access = GetCheckedEntityDataAccess();
var ecs = access->EntityComponentStore;
var mcs = access->ManagedComponentStore;
var moveChunksJob = new MoveAllChunksJob
{
srcEntityComponentStore = srcEntityComponentStore,
dstEntityComponentStore = ecs,
entityRemapping = entityRemapping
}.Schedule();
int managedComponentCount = srcEntityComponentStore->ManagedComponentIndexUsedCount;
NativeArray <int> srcManagedIndices = default;
NativeArray <int> dstManagedIndices = default;
JobHandle gatherManagedComponentIndices = default;
if (managedComponentCount > 0)
{
srcManagedIndices = new NativeArray <int>(managedComponentCount, Allocator.TempJob);
dstManagedIndices = new NativeArray <int>(managedComponentCount, Allocator.TempJob);
ecs->ReserveManagedComponentIndices(managedComponentCount);
gatherManagedComponentIndices = new
GatherAllManagedComponentIndicesJob
{
SrcEntityComponentStore = srcEntityComponentStore,
DstEntityComponentStore = ecs,
SrcManagedIndices = srcManagedIndices,
DstManagedIndices = dstManagedIndices
}.Schedule();
}
JobHandle.ScheduleBatchedJobs();
int chunkCount = 0;
for (var i = 0; i < srcEntityComponentStore->m_Archetypes.Length; ++i)
{
var srcArchetype = srcEntityComponentStore->m_Archetypes.Ptr[i];
chunkCount += srcArchetype->Chunks.Count;
}
var remapChunks = new NativeArray <RemapChunk>(chunkCount, Allocator.TempJob);
var remapArchetypes = new NativeArray <RemapArchetype>(srcEntityComponentStore->m_Archetypes.Length, Allocator.TempJob);
int chunkIndex = 0;
int archetypeIndex = 0;
for (var i = 0; i < srcEntityComponentStore->m_Archetypes.Length; ++i)
{
var srcArchetype = srcEntityComponentStore->m_Archetypes.Ptr[i];
if (srcArchetype->Chunks.Count != 0)
{
var dstArchetype = ecs->GetOrCreateArchetype(srcArchetype->Types,
srcArchetype->TypesCount);
remapArchetypes[archetypeIndex] = new RemapArchetype
{
srcArchetype = srcArchetype, dstArchetype = dstArchetype
};
srcEntityComponentStore->m_ChunkListChangesTracker.TrackArchetype(srcArchetype);
ecs->m_ChunkListChangesTracker.TrackArchetype(srcArchetype);
for (var j = 0; j < srcArchetype->Chunks.Count; ++j)
{
var srcChunk = srcArchetype->Chunks[j];
remapChunks[chunkIndex] = new RemapChunk {
chunk = srcChunk, dstArchetype = dstArchetype
};
chunkIndex++;
}
archetypeIndex++;
ecs->IncrementComponentTypeOrderVersion(dstArchetype);
}
}
moveChunksJob.Complete();
mcs.Playback(ref ecs->ManagedChangesTracker);
srcManagedComponentStore.Playback(ref srcEntityComponentStore->ManagedChangesTracker);
k_ProfileMoveSharedComponents.Begin();
var remapShared = mcs.MoveAllSharedComponents(srcManagedComponentStore, Allocator.TempJob);
k_ProfileMoveSharedComponents.End();
gatherManagedComponentIndices.Complete();
k_ProfileMoveManagedComponents.Begin();
mcs.MoveManagedComponentsFromDifferentWorld(srcManagedIndices, dstManagedIndices, srcManagedIndices.Length, srcManagedComponentStore);
srcEntityComponentStore->m_ManagedComponentFreeIndex.Length = 0;
srcEntityComponentStore->m_ManagedComponentIndex = 1;
k_ProfileMoveManagedComponents.End();
new ChunkPatchEntities
{
RemapChunks = remapChunks,
EntityRemapping = entityRemapping,
EntityComponentStore = ecs
}.Run();
var remapAllChunksJob = new RemapAllChunksJob
{
dstEntityComponentStore = ecs,
remapChunks = remapChunks,
entityRemapping = entityRemapping
}.Schedule(remapChunks.Length, 1);
var remapArchetypesJob = new RemapAllArchetypesJob
{
remapArchetypes = remapArchetypes,
remapShared = remapShared,
dstEntityComponentStore = ecs,
chunkHeaderType = TypeManager.GetTypeIndex <ChunkHeader>()
}.Schedule(archetypeIndex, 1, remapAllChunksJob);
mcs.Playback(ref ecs->ManagedChangesTracker);
if (managedComponentCount > 0)
{
srcManagedIndices.Dispose();
dstManagedIndices.Dispose();
}
remapArchetypesJob.Complete();
remapShared.Dispose();
remapChunks.Dispose();
}
public BufferFromEntity <T> GetBufferFromEntity <T>(bool isReadOnly = false)
where T : struct, IBufferElementData
{
return(GetBufferFromEntity <T>(TypeManager.GetTypeIndex <T>(), isReadOnly));
}
public DynamicBuffer <T> GetBuffer <T>(Entity entity) where T : struct, IBufferElementData
{
var typeIndex = TypeManager.GetTypeIndex <T>();
#if ENABLE_UNITY_COLLECTIONS_CHECKS
Entities->AssertEntityHasComponent(entity, typeIndex);
if (TypeManager.GetTypeInfo <T>().Category != TypeManager.TypeCategory.BufferData)
{
throw new ArgumentException(
$"GetBuffer<{typeof(T)}> may not be IComponentData or ISharedComponentData; currently {TypeManager.GetTypeInfo<T>().Category}");
}
#endif
ComponentJobSafetyManager.CompleteReadAndWriteDependency(typeIndex);
BufferHeader *header = (BufferHeader *)Entities->GetComponentDataWithTypeRW(entity, typeIndex, Entities->GlobalSystemVersion);
#if ENABLE_UNITY_COLLECTIONS_CHECKS
return(new DynamicBuffer <T>(header, ComponentJobSafetyManager.GetSafetyHandle(typeIndex, false), ComponentJobSafetyManager.GetBufferSafetyHandle(typeIndex), false));
#else
return(new DynamicBuffer <T>(header));
#endif
}
public static ComponentType ChunkComponentReadOnly <T>()
{
var typeIndex = TypeManager.MakeChunkComponentTypeIndex(TypeManager.GetTypeIndex <T>());
return(ReadOnly(typeIndex));
}
public TypeHeapElement(int index, Type t)
{
unsortedIndex = index;
typeName = TypeManager.SystemName(t);
}
public Type GetManagedType()
{
return(TypeManager.GetType(TypeIndex));
}
public static ComponentType ReadWrite(Type type)
{
return(FromTypeIndex(TypeManager.GetTypeIndex(type)));
}
public int GetSharedComponentVersion <T>(T sharedData) where T : struct
{
var index = FindSharedComponentIndex(TypeManager.GetTypeIndex <T>(), sharedData);
return(index == -1 ? 0 : m_SharedComponentVersion[index]);
}
internal void GetIndexFromEntity(out IndexFromEntity output)
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
output = new IndexFromEntity(m_ComponentGroupData, m_SafetyManager.GetSafetyHandle(TypeManager.GetTypeIndex <Entity>(), true));
#else
output = new IndexFromEntity(m_ComponentGroupData);
#endif
}
public FixedArrayFromEntity <T> GetFixedArrayFromEntity <T>(bool isReadOnly = false) where T : struct
{
AddReaderWriter(isReadOnly ? ComponentType.ReadOnly <T>() : ComponentType.Create <T>());
return(EntityManager.GetFixedArrayFromEntity <T>(TypeManager.GetTypeIndex <T>(), isReadOnly));
}
void CheckJobDependencies(int type, bool isReading, JobHandle dependency)
{
var h = m_SafetyManager.GetSafetyHandle(type, true);
unsafe
{
if (!isReading)
{
var readerCount = AtomicSafetyHandle.GetReaderArray(h, 0, IntPtr.Zero);
JobHandle *readers = stackalloc JobHandle[readerCount];
AtomicSafetyHandle.GetReaderArray(h, readerCount, (IntPtr)readers);
for (var i = 0; i < readerCount; ++i)
{
if (!JobHandle.CheckFenceIsDependencyOrDidSyncFence(readers[i], dependency))
{
throw new InvalidOperationException($"The system {GetType()} reads {TypeManager.GetType(type)} via {AtomicSafetyHandle.GetReaderName(h, i)} but that type was not returned as a job dependency. To ensure correct behavior of other systems, the job or a dependency of it must be returned from the OnUpdate method.");
}
}
}
var writer = AtomicSafetyHandle.GetWriter(h);
if (!JobHandle.CheckFenceIsDependencyOrDidSyncFence(writer, dependency))
{
throw new InvalidOperationException($"The system {GetType()} writes {TypeManager.GetType(type)} via {AtomicSafetyHandle.GetWriterName(h)} but that was not returned as a job dependency. To ensure correct behavior of other systems, the job or a dependency of it must be returned from the OnUpdate method.");
}
}
}
public static void ReplicateComponents(Chunk *srcChunk, int srcIndex, Chunk *dstChunk, int dstBaseIndex, int count, ref EntityComponentStore entityComponentStore)
{
var srcArchetype = srcChunk->Archetype;
var srcBuffer = srcChunk->Buffer;
var dstBuffer = dstChunk->Buffer;
var dstArchetype = dstChunk->Archetype;
var srcOffsets = srcArchetype->Offsets;
var srcSizeOfs = srcArchetype->SizeOfs;
var srcBufferCapacities = srcArchetype->BufferCapacities;
var srcTypes = srcArchetype->Types;
var dstTypes = dstArchetype->Types;
var dstOffsets = dstArchetype->Offsets;
var dstTypeIndex = 1;
var nativeComponentsEnd = srcArchetype->NativeComponentsEnd;
for (var srcTypeIndex = 1; srcTypeIndex != nativeComponentsEnd; srcTypeIndex++)
{
var srcType = srcTypes[srcTypeIndex];
var dstType = dstTypes[dstTypeIndex];
// Type does not exist in destination. Skip it.
if (srcType.TypeIndex != dstType.TypeIndex)
{
continue;
}
var srcSizeOf = srcSizeOfs[srcTypeIndex];
var src = srcBuffer + (srcOffsets[srcTypeIndex] + srcSizeOf * srcIndex);
var dst = dstBuffer + (dstOffsets[dstTypeIndex] + srcSizeOf * dstBaseIndex);
UnsafeUtility.MemCpyReplicate(dst, src, srcSizeOf, count);
dstTypeIndex++;
}
dstTypeIndex = dstArchetype->FirstBufferComponent;
var bufferComponentsEnd = srcArchetype->BufferComponentsEnd;
for (var srcTypeIndex = srcArchetype->FirstBufferComponent; srcTypeIndex != bufferComponentsEnd; srcTypeIndex++)
{
var srcType = srcTypes[srcTypeIndex];
var dstType = dstTypes[dstTypeIndex];
// Type does not exist in destination. Skip it.
if (srcType.TypeIndex != dstType.TypeIndex)
{
continue;
}
var srcSizeOf = srcSizeOfs[srcTypeIndex];
var src = srcBuffer + (srcOffsets[srcTypeIndex] + srcSizeOf * srcIndex);
var dst = dstBuffer + (dstOffsets[dstTypeIndex] + srcSizeOf * dstBaseIndex);
var srcBufferCapacity = srcBufferCapacities[srcTypeIndex];
var alignment = 8; // TODO: Need a way to compute proper alignment for arbitrary non-generic types in TypeManager
var elementSize = TypeManager.GetTypeInfo(srcType.TypeIndex).ElementSize;
for (int i = 0; i < count; ++i)
{
BufferHeader *srcHdr = (BufferHeader *)src;
BufferHeader *dstHdr = (BufferHeader *)dst;
BufferHeader.Initialize(dstHdr, srcBufferCapacity);
BufferHeader.Assign(dstHdr, BufferHeader.GetElementPointer(srcHdr), srcHdr->Length, elementSize, alignment, false, 0);
dst += srcSizeOf;
}
dstTypeIndex++;
}
if (dstArchetype->NumManagedComponents > 0)
{
ReplicateManagedComponents(srcChunk, srcIndex, dstChunk, dstBaseIndex, count, ref entityComponentStore);
}
}
public static void ReplicateManagedComponents(Chunk *srcChunk, int srcIndex, Chunk *dstChunk, int dstBaseIndex, int count, ref EntityComponentStore entityComponentStore)
{
var dstArchetype = dstChunk->Archetype;
var srcArchetype = srcChunk->Archetype;
var srcTypes = srcArchetype->Types;
var dstTypes = dstArchetype->Types;
var srcOffsets = srcArchetype->Offsets;
var dstOffsets = dstArchetype->Offsets;
int componentCount = dstArchetype->NumManagedComponents;
int nonNullManagedComponents = 0;
int nonNullHybridComponents = 0;
var componentIndices = stackalloc int[componentCount];
var componentDstArrayStart = stackalloc IntPtr[componentCount];
var firstDstManagedComponent = dstArchetype->FirstManagedComponent;
var dstTypeIndex = firstDstManagedComponent;
var managedComponentsEnd = srcArchetype->ManagedComponentsEnd;
var srcBaseAddr = srcChunk->Buffer + sizeof(int) * srcIndex;
var dstBaseAddr = dstChunk->Buffer + sizeof(int) * dstBaseIndex;
bool hasHybridComponents = dstArchetype->HasHybridComponents;
for (var srcTypeIndex = srcArchetype->FirstManagedComponent; srcTypeIndex != managedComponentsEnd; srcTypeIndex++)
{
var srcType = srcTypes[srcTypeIndex];
var dstType = dstTypes[dstTypeIndex];
// Type does not exist in destination. Skip it.
if (srcType.TypeIndex != dstType.TypeIndex)
{
continue;
}
int srcManagedComponentIndex = *(int *)(srcBaseAddr + srcOffsets[srcTypeIndex]);
var dstArrayStart = dstBaseAddr + dstOffsets[dstTypeIndex];
if (srcManagedComponentIndex == 0)
{
UnsafeUtility.MemClear(dstArrayStart, sizeof(int) * count);
}
else
{
if (hasHybridComponents && TypeManager.GetTypeInfo(srcType.TypeIndex).Category == TypeManager.TypeCategory.Class)
{
//Hybrid component, put at end of array
var index = componentCount - nonNullHybridComponents - 1;
componentIndices[index] = srcManagedComponentIndex;
componentDstArrayStart[index] = (IntPtr)dstArrayStart;
++nonNullHybridComponents;
}
else
{
componentIndices[nonNullManagedComponents] = srcManagedComponentIndex;
componentDstArrayStart[nonNullManagedComponents] = (IntPtr)dstArrayStart;
++nonNullManagedComponents;
}
}
dstTypeIndex++;
}
entityComponentStore.ReserveManagedComponentIndices(count * (nonNullManagedComponents + nonNullHybridComponents));
entityComponentStore.ManagedChangesTracker.CloneManagedComponentBegin(componentIndices, nonNullManagedComponents, count);
for (int c = 0; c < nonNullManagedComponents; ++c)
{
var dst = (int *)(componentDstArrayStart[c]);
entityComponentStore.AllocateManagedComponentIndices(dst, count);
entityComponentStore.ManagedChangesTracker.CloneManagedComponentAddDstIndices(dst, count);
}
if (hasHybridComponents)
{
var dstEntities = (Entity *)dstChunk->Buffer + dstBaseIndex;
entityComponentStore.ManagedChangesTracker.CloneHybridComponentBegin(
componentIndices + componentCount - nonNullHybridComponents, nonNullHybridComponents, dstEntities, count);
for (int c = componentCount - nonNullHybridComponents; c < componentCount; ++c)
{
var dst = (int *)(componentDstArrayStart[c]);
entityComponentStore.AllocateManagedComponentIndices(dst, count);
entityComponentStore.ManagedChangesTracker.CloneHybridComponentAddDstIndices(dst, count);
}
}
}
public static void InitializeSystems(World world)
{
var allSystemTypes = TypeManager.GetSystems();
var allSystemNames = TypeManager.SystemNames;
if (allSystemTypes.Length == 0)
{
throw new InvalidOperationException("DefaultTinyWorldInitialization: No Systems found.");
}
// Create top level presentation system and simulation systems.
InitializationSystemGroup initializationSystemGroup = new InitializationSystemGroup();
world.AddManager(initializationSystemGroup);
SimulationSystemGroup simulationSystemGroup = new SimulationSystemGroup();
world.AddManager(simulationSystemGroup);
PresentationSystemGroup presentationSystemGroup = new PresentationSystemGroup();
world.AddManager(presentationSystemGroup);
// Create the working set of systems.
int nSystems = 0;
Type[] systemTypes = new Type[allSystemTypes.Length];
ComponentSystem[] systems = new ComponentSystem[allSystemTypes.Length];
#if WRITE_LOG
Console.WriteLine("--- Adding systems:");
#endif
for (int i = 0; i < allSystemTypes.Length; i++)
{
if (TypeManager.GetSystemAttributes(allSystemTypes[i], typeof(DisableAutoCreationAttribute)).Length > 0)
{
continue;
}
if (allSystemTypes[i] == initializationSystemGroup.GetType() ||
allSystemTypes[i] == simulationSystemGroup.GetType() ||
allSystemTypes[i] == presentationSystemGroup.GetType())
{
continue;
}
if (world.GetExistingManager(allSystemTypes[i]) != null)
{
continue;
}
#if WRITE_LOG
Console.WriteLine(allSystemNames[i]);
#endif
systemTypes[nSystems] = allSystemTypes[i];
systems[nSystems] = TypeManager.ConstructSystem(allSystemTypes[i]);
world.AddManager(systems[nSystems]);
nSystems++;
}
#if WRITE_LOG
Console.WriteLine("--- Adding systems Done.");
#endif
for (int i = 0; i < nSystems; ++i)
{
var sysType = systemTypes[i];
var system = systems[i];
var groups = TypeManager.GetSystemAttributes(sysType, typeof(UpdateInGroupAttribute));
if (groups.Length == 0)
{
simulationSystemGroup.AddSystemToUpdateList(system);
}
for (int g = 0; g < groups.Length; ++g)
{
var groupType = groups[g] as UpdateInGroupAttribute;
var groupSystem = world.GetExistingManager(groupType.GroupType) as ComponentSystemGroup;
if (groupSystem == null)
{
throw new Exception("DefaultTinyWorldInitialization failed to find existing SystemGroup.");
}
groupSystem.AddSystemToUpdateList(system);
}
}
}
public static ComponentType Exclude <T>()
{
return(Exclude(TypeManager.GetTypeIndex <T>()));
}
internal void GetEntityArray(ref ComponentChunkIterator iterator, int length, out EntityArray output)
{
iterator.IndexInComponentGroup = 0;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
//@TODO: Comment on why this has to be false...
output = new EntityArray(iterator, length, m_SafetyManager.GetSafetyHandle(TypeManager.GetTypeIndex <Entity>(), false));
#else
output = new EntityArray(iterator, length);
#endif
}
public ComponentType(Type type, AccessMode accessModeType = AccessMode.ReadWrite)
{
TypeIndex = TypeManager.GetTypeIndex(type);
AccessModeType = accessModeType;
}
public static unsafe TransformAccessArray GetTransformAccessArray(this EntityQuery group)
{
var state = (TransformAccessArrayState?)group._CachedState ?? new TransformAccessArrayState();
var orderVersion = group._EntityComponentStore->GetComponentTypeOrderVersion(TypeManager.GetTypeIndex <Transform>());
if (state.Data.isCreated && orderVersion == state.OrderVersion)
{
return(state.Data);
}
state.OrderVersion = orderVersion;
UnityEngine.Profiling.Profiler.BeginSample("DirtyTransformAccessArrayUpdate");
var trans = group.ToComponentArray <Transform>();
if (!state.Data.isCreated)
{
state.Data = new TransformAccessArray(trans);
}
else
{
state.Data.SetTransforms(trans);
}
UnityEngine.Profiling.Profiler.EndSample();
group._CachedState = state;
return(state.Data);
}
public static ComponentType ReadWrite <T>()
{
return(FromTypeIndex(TypeManager.GetTypeIndex <T>()));
}
public ComponentType(Type type, AccessMode accessModeType = AccessMode.ReadWrite)
{
TypeIndex = TypeManager.GetTypeIndex(type);
this.AccessModeType = accessModeType;
FixedArrayLength = -1;
}
public static ComponentType ChunkComponent <T>()
{
var typeIndex = TypeManager.MakeChunkComponentTypeIndex(TypeManager.GetTypeIndex <T>());
return(FromTypeIndex(typeIndex));
}
/// <summary>
/// Adds the collection of systems to the world by injecting them into the root level system groups
/// (InitializationSystemGroup, SimulationSystemGroup and PresentationSystemGroup)
/// </summary>
public static void AddSystemsToRootLevelSystemGroups(World world, params Type[] systemTypes)
{
var initializationSystemGroup = world.GetOrCreateSystem <InitializationSystemGroup>();
var simulationSystemGroup = world.GetOrCreateSystem <SimulationSystemGroup>();
var presentationSystemGroup = world.GetOrCreateSystem <PresentationSystemGroup>();
var systems = world.GetOrCreateSystemsAndLogException(systemTypes.ToArray());
// Add systems to their groups, based on the [UpdateInGroup] attribute.
foreach (var system in systems)
{
if (system == null)
{
continue;
}
// Skip the built-in root-level system groups
var type = system.GetType();
if (type == typeof(InitializationSystemGroup) ||
type == typeof(SimulationSystemGroup) ||
type == typeof(PresentationSystemGroup))
{
continue;
}
var groups = TypeManager.GetSystemAttributes(system.GetType(), typeof(UpdateInGroupAttribute));
if (groups.Length == 0)
{
simulationSystemGroup.AddSystemToUpdateList(system);
}
foreach (var g in groups)
{
var group = g as UpdateInGroupAttribute;
if (group == null)
{
continue;
}
if (!TypeManager.IsSystemAGroup(group.GroupType))
{
Debug.LogError($"Invalid [UpdateInGroup] attribute for {type}: {group.GroupType} must be derived from ComponentSystemGroup.");
continue;
}
var groupMgr = world.GetExistingSystem(group.GroupType);
if (groupMgr == null)
{
// Warn against unexpected behaviour combining DisableAutoCreation and UpdateInGroup
var parentDisableAutoCreation = TypeManager.GetSystemAttributes(group.GroupType, typeof(DisableAutoCreationAttribute)).Length > 0;
if (parentDisableAutoCreation)
{
Debug.LogWarning($"A system {type} wants to execute in {group.GroupType} but this group has [DisableAutoCreation] and {type} does not. The system will not be added to any group and thus not update.");
}
else
{
Debug.LogWarning(
$"A system {type} could not be added to group {group.GroupType}, because the group was not created. Fix these errors before continuing. The system will not be added to any group and thus not update.");
}
continue;
}
var groupSys = groupMgr as ComponentSystemGroup;
if (groupSys != null)
{
groupSys.AddSystemToUpdateList(system);
}
}
}
// Update player loop
initializationSystemGroup.SortSystems();
simulationSystemGroup.SortSystems();
presentationSystemGroup.SortSystems();
}
public void CheckInternalConsistency()
{
// Iterate by archetype
var entityCountByArchetype = 0;
for (var i = 0; i < m_Archetypes.Length; ++i)
{
var archetype = m_Archetypes.Ptr[i];
var countInArchetype = 0;
for (var j = 0; j < archetype->Chunks.Count; ++j)
{
var chunk = archetype->Chunks.p[j];
Assert.IsTrue(chunk->Archetype == archetype);
Assert.IsTrue(chunk->Capacity >= chunk->Count);
Assert.AreEqual(chunk->Count, archetype->Chunks.GetChunkEntityCount(j));
var chunkEntities = (Entity *)chunk->Buffer;
AssertEntitiesExist(chunkEntities, chunk->Count);
if (!chunk->Locked)
{
if (chunk->Count < chunk->Capacity)
{
if (archetype->NumSharedComponents == 0)
{
Assert.IsTrue(chunk->ListWithEmptySlotsIndex >= 0 && chunk->ListWithEmptySlotsIndex <
archetype->ChunksWithEmptySlots.Length);
Assert.IsTrue(
chunk == archetype->ChunksWithEmptySlots.Ptr[chunk->ListWithEmptySlotsIndex]);
}
else
{
Assert.IsTrue(archetype->FreeChunksBySharedComponents.Contains(chunk));
}
}
}
countInArchetype += chunk->Count;
if (chunk->Archetype->HasChunkHeader) // Chunk entities with chunk components are not supported
{
Assert.IsFalse(chunk->Archetype->HasChunkComponents);
}
Assert.AreEqual(chunk->Archetype->HasChunkComponents, chunk->metaChunkEntity != Entity.Null);
if (chunk->metaChunkEntity != Entity.Null)
{
var chunkHeaderTypeIndex = TypeManager.GetTypeIndex <ChunkHeader>();
AssertEntitiesExist(&chunk->metaChunkEntity, 1);
AssertEntityHasComponent(chunk->metaChunkEntity, chunkHeaderTypeIndex);
var chunkHeader =
*(ChunkHeader *)GetComponentDataWithTypeRO(chunk->metaChunkEntity,
chunkHeaderTypeIndex);
Assert.IsTrue(chunk == chunkHeader.ArchetypeChunk.m_Chunk);
var metaChunk = GetChunk(chunk->metaChunkEntity);
Assert.IsTrue(metaChunk->Archetype == chunk->Archetype->MetaChunkArchetype);
}
}
Assert.AreEqual(countInArchetype, archetype->EntityCount);
entityCountByArchetype += countInArchetype;
}
// Iterate by free list
Assert.IsTrue(m_EntityInChunkByEntity[m_NextFreeEntityIndex].Chunk == null);
var entityCountByFreeList = EntitiesCapacity;
int freeIndex = m_NextFreeEntityIndex;
while (freeIndex != -1)
{
Assert.IsTrue(m_EntityInChunkByEntity[freeIndex].Chunk == null);
Assert.IsTrue(freeIndex < EntitiesCapacity);
freeIndex = m_EntityInChunkByEntity[freeIndex].IndexInChunk;
entityCountByFreeList--;
}
// iterate by entities
var entityCountByEntities = 0;
var entityType = TypeManager.GetTypeIndex <Entity>();
for (var i = 0; i != EntitiesCapacity; i++)
{
var chunk = m_EntityInChunkByEntity[i].Chunk;
if (chunk == null)
{
continue;
}
entityCountByEntities++;
var archetype = m_ArchetypeByEntity[i];
Assert.AreEqual((IntPtr)archetype, (IntPtr)chunk->Archetype);
Assert.AreEqual(entityType, archetype->Types[0].TypeIndex);
Assert.IsTrue(m_EntityInChunkByEntity[i].IndexInChunk < m_EntityInChunkByEntity[i].Chunk->Count);
var entity = *(Entity *)ChunkDataUtility.GetComponentDataRO(m_EntityInChunkByEntity[i].Chunk,
m_EntityInChunkByEntity[i].IndexInChunk, 0);
Assert.AreEqual(i, entity.Index);
Assert.AreEqual(m_VersionByEntity[i], entity.Version);
Assert.IsTrue(Exists(entity));
}
Assert.AreEqual(entityCountByEntities, entityCountByArchetype);
// Enabling this fails SerializeEntitiesWorksWithBlobAssetReferences.
// There is some special entity 0 usage in the serialization code.
// @TODO: Review with simon looks like a potential leak?
//Assert.AreEqual(entityCountByEntities, entityCountByFreeList);
}
internal void FlushPendingBuffers(bool playBack)
{
m_ProducerHandle.Complete();
m_ProducerHandle = new JobHandle();
int length;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
length = m_PendingBuffers.Count;
#else
length = m_PendingBuffers.Length;
#endif
#if ENABLE_UNITY_COLLECTIONS_CHECKS
List <string> playbackErrorLog = null;
bool completeAllJobsBeforeDispose = false;
#endif
for (int i = 0; i < length; ++i)
{
var buffer = m_PendingBuffers[i];
if (!buffer.IsCreated)
{
continue;
}
if (playBack)
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
try
{
var system = GetSystemFromSystemID(World, buffer.SystemID);
var systemName = system != null?TypeManager.GetSystemName(system.GetType()) : "Unknown";
Profiler.BeginSample(systemName);
buffer.Playback(EntityManager);
Profiler.EndSample();
}
catch (Exception e)
{
var system = GetSystemFromSystemID(World, buffer.SystemID);
var systemType = system != null?system.GetType().ToString() : "Unknown";
var error = $"{e.Message}\nEntityCommandBuffer was recorded in {systemType} and played back in {GetType()}.\n" + e.StackTrace;
if (playbackErrorLog == null)
{
playbackErrorLog = new List <string>();
}
playbackErrorLog.Add(error);
completeAllJobsBeforeDispose = true;
}
#else
buffer.Playback(EntityManager);
#endif
}
#if ENABLE_UNITY_COLLECTIONS_CHECKS
try
{
if (completeAllJobsBeforeDispose)
{
// If we get here, there was an error during playback (potentially a race condition on the
// buffer itself), and we should wait for all jobs writing to this command buffer to complete before attempting
// to dispose of the command buffer to prevent a potential race condition.
buffer.WaitForWriterJobs();
completeAllJobsBeforeDispose = false;
}
buffer.Dispose();
}
catch (Exception e)
{
var system = GetSystemFromSystemID(World, buffer.SystemID);
var systemType = system != null?system.GetType().ToString() : "Unknown";
var error = $"{e.Message}\nEntityCommandBuffer was recorded in {systemType} and disposed in {GetType()}.\n" + e.StackTrace;
if (playbackErrorLog == null)
{
playbackErrorLog = new List <string>();
}
playbackErrorLog.Add(error);
}
#else
buffer.Dispose();
#endif
m_PendingBuffers[i] = buffer;
}
#if ENABLE_UNITY_COLLECTIONS_CHECKS
if (playbackErrorLog != null)
{
#if !NET_DOTS
var exceptionMessage = new StringBuilder();
foreach (var err in playbackErrorLog)
{
exceptionMessage.AppendLine(err);
}
#else
var exceptionMessage = "";
foreach (var err in playbackErrorLog)
{
exceptionMessage += err;
exceptionMessage += '\n';
}
#endif
throw new System.ArgumentException(exceptionMessage.ToString());
}
#endif
}
public virtual void SortSystemUpdateList()
{
#if !UNITY_CSHARP_TINY
lookupDictionary = null;
#endif
// Populate dictionary mapping systemType to system-and-before/after-types.
// This is clunky - it is easier to understand, and cleaner code, to
// just use a Dictionary<Type, SysAndDep>. However, Tiny doesn't currently have
// the ability to use Type as a key to a NativeHash, so we're stuck until that gets addressed.
//
// Likewise, this is important shared code. It can be done cleaner with 2 versions, but then...
// 2 sets of bugs and slightly different behavior will creep in.
//
var sysAndDep = new SysAndDep[m_systemsToUpdate.Count];
for (int i = 0; i < m_systemsToUpdate.Count; ++i)
{
var sys = m_systemsToUpdate[i];
if (TypeManager.IsSystemAGroup(sys.GetType()))
{
(sys as ComponentSystemGroup).SortSystemUpdateList();
}
sysAndDep[i] = new SysAndDep
{
system = sys,
updateBefore = new List <Type>(),
nAfter = 0,
};
}
for (int i = 0; i < m_systemsToUpdate.Count; ++i)
{
var sys = m_systemsToUpdate[i];
var before = TypeManager.GetSystemAttributes(sys.GetType(), typeof(UpdateBeforeAttribute));
var after = TypeManager.GetSystemAttributes(sys.GetType(), typeof(UpdateAfterAttribute));
foreach (var attr in before)
{
var dep = attr as UpdateBeforeAttribute;
int depIndex = LookupSysAndDep(dep.SystemType, sysAndDep);
if (depIndex < 0)
{
#if !UNITY_CSHARP_TINY
Debug.LogWarning("Ignoring invalid [UpdateBefore] dependency for " + sys.GetType() + ": " + dep.SystemType + " must be a member of the same ComponentSystemGroup.");
#else
Debug.LogWarning("WARNING: invalid [UpdateBefore] dependency:");
Debug.LogWarning(TypeManager.SystemName(sys.GetType()));
Debug.LogWarning(" depends on a non-sibling or non-ComponentSystem.");
#endif
continue;
}
sysAndDep[i].updateBefore.Add(dep.SystemType);
sysAndDep[depIndex].nAfter++;
}
foreach (var attr in after)
{
var dep = attr as UpdateAfterAttribute;
int depIndex = LookupSysAndDep(dep.SystemType, sysAndDep);
if (depIndex < 0)
{
#if !UNITY_CSHARP_TINY
Debug.LogWarning("Ignoring invalid [UpdateAfter] dependency for " + sys.GetType() + ": " + dep.SystemType + " must be a member of the same ComponentSystemGroup.");
#else
Debug.LogWarning("WARNING: invalid [UpdateAfter] dependency:");
Debug.LogWarning(TypeManager.SystemName(sys.GetType()));
Debug.LogWarning(" depends on a non-sibling or non-ComponentSystem.");
#endif
continue;
}
sysAndDep[depIndex].updateBefore.Add(sys.GetType());
sysAndDep[i].nAfter++;
}
}
// Clear the systems list and rebuild it in sorted order from the lookup table
var readySystems = new Heap <TypeHeapElement>(m_systemsToUpdate.Count);
m_systemsToUpdate.Clear();
for (int i = 0; i < sysAndDep.Length; ++i)
{
if (sysAndDep[i].nAfter == 0)
{
readySystems.Insert(new TypeHeapElement(i, sysAndDep[i].system.GetType()));
}
}
while (!readySystems.Empty)
{
int sysIndex = readySystems.Extract().unsortedIndex;
SysAndDep sd = sysAndDep[sysIndex];
Type sysType = sd.system.GetType();
sysAndDep[sysIndex] = new SysAndDep(); // "Remove()"
m_systemsToUpdate.Add(sd.system);
foreach (var beforeType in sd.updateBefore)
{
int beforeIndex = LookupSysAndDep(beforeType, sysAndDep);
if (beforeIndex < 0)
{
throw new Exception("Bug in SortSystemUpdateList(), beforeIndex < 0");
}
if (sysAndDep[beforeIndex].nAfter <= 0)
{
throw new Exception("Bug in SortSystemUpdateList(), nAfter <= 0");
}
sysAndDep[beforeIndex].nAfter--;
if (sysAndDep[beforeIndex].nAfter == 0)
{
readySystems.Insert(new TypeHeapElement(beforeIndex, sysAndDep[beforeIndex].system.GetType()));
}
}
}
for (int i = 0; i < sysAndDep.Length; ++i)
{
if (sysAndDep[i].system != null)
{
// Since no System in the circular dependency would have ever been added
// to the heap, we should have values for everything in sysAndDep. Check,
// just in case.
#if ENABLE_UNITY_COLLECTIONS_CHECKS
var visitedSystems = new List <ComponentSystemBase>();
var startIndex = i;
var currentIndex = i;
while (true)
{
if (sysAndDep[currentIndex].system != null)
{
visitedSystems.Add(sysAndDep[currentIndex].system);
}
currentIndex = LookupSysAndDep(sysAndDep[currentIndex].updateBefore[0], sysAndDep);
if (currentIndex < 0 || currentIndex == startIndex || sysAndDep[currentIndex].system == null)
{
throw new CircularSystemDependencyException(visitedSystems);
}
}
#else
sysAndDep[i] = new SysAndDep();
#endif
}
}
}
public static ComponentType ChunkComponentExclude(Type type)
{
var typeIndex = TypeManager.MakeChunkComponentTypeIndex(TypeManager.GetTypeIndex(type));
return(Exclude(typeIndex));
}
internal void SetSharedComponentDataBoxed(Entity entity, int typeIndex, int hashCode, object componentData)
{
BeforeStructuralChange();
Entities->AssertEntityHasComponent(entity, typeIndex);
var newSharedComponentDataIndex = 0;
if (componentData != null) // null means default
{
newSharedComponentDataIndex = m_SharedComponentManager.InsertSharedComponentAssumeNonDefault(typeIndex,
hashCode, componentData, TypeManager.GetTypeInfo(typeIndex).FastEqualityTypeInfo);
}
Entities->SetSharedComponentDataIndex(ArchetypeManager, m_SharedComponentManager, entity, typeIndex,
newSharedComponentDataIndex);
m_SharedComponentManager.RemoveReference(newSharedComponentDataIndex);
}
public static ComponentType Exclude(Type type)
{
return(Exclude(TypeManager.GetTypeIndex(type)));
}
public int GetComponentOrderVersion <T>()
{
return(Entities->GetComponentTypeOrderVersion(TypeManager.GetTypeIndex <T>()));
}
internal void MoveChunksFromFiltered(
NativeArray <ArchetypeChunk> chunks,
NativeArray <EntityRemapUtility.EntityRemapInfo> entityRemapping,
EntityComponentStore *srcEntityComponentStore,
ManagedComponentStore srcManagedComponentStore)
{
var access = GetCheckedEntityDataAccess();
var ecs = access->EntityComponentStore;
var mcs = access->ManagedComponentStore;
new MoveChunksJob
{
srcEntityComponentStore = srcEntityComponentStore,
dstEntityComponentStore = ecs,
entityRemapping = entityRemapping,
chunks = chunks
}.Run();
int chunkCount = chunks.Length;
var remapChunks = new NativeArray <RemapChunk>(chunkCount, Allocator.TempJob);
Archetype *previousSrcArchetypee = null;
Archetype *dstArchetype = null;
int managedComponentCount = 0;
NativeList <IntPtr> managedChunks = new NativeList <IntPtr>(0, Allocator.TempJob);
for (int i = 0; i < chunkCount; ++i)
{
var chunk = chunks[i].m_Chunk;
var archetype = chunk->Archetype;
// Move Chunk World. ChangeVersion:Yes OrderVersion:Yes
if (previousSrcArchetypee != archetype)
{
dstArchetype = ecs->GetOrCreateArchetype(archetype->Types, archetype->TypesCount);
}
remapChunks[i] = new RemapChunk {
chunk = chunk, dstArchetype = dstArchetype
};
if (dstArchetype->NumManagedComponents > 0)
{
managedComponentCount += chunk->Count * dstArchetype->NumManagedComponents;
managedChunks.Add((IntPtr)chunk);
}
if (archetype->MetaChunkArchetype != null)
{
Entity srcEntity = chunk->metaChunkEntity;
Entity dstEntity;
ecs->CreateEntities(dstArchetype->MetaChunkArchetype, &dstEntity, 1);
var srcEntityInChunk = srcEntityComponentStore->GetEntityInChunk(srcEntity);
var dstEntityInChunk = ecs->GetEntityInChunk(dstEntity);
ChunkDataUtility.SwapComponents(srcEntityInChunk.Chunk, srcEntityInChunk.IndexInChunk, dstEntityInChunk.Chunk, dstEntityInChunk.IndexInChunk, 1,
srcEntityComponentStore->GlobalSystemVersion, ecs->GlobalSystemVersion);
EntityRemapUtility.AddEntityRemapping(ref entityRemapping, srcEntity, dstEntity);
srcEntityComponentStore->DestroyEntities(&srcEntity, 1);
}
}
NativeArray <int> srcManagedIndices = default;
NativeArray <int> dstManagedIndices = default;
int nonNullManagedComponentCount = 0;
if (managedComponentCount > 0)
{
srcManagedIndices = new NativeArray <int>(managedComponentCount, Allocator.TempJob);
dstManagedIndices = new NativeArray <int>(managedComponentCount, Allocator.TempJob);
new
GatherManagedComponentIndicesInChunkJob()
{
SrcEntityComponentStore = srcEntityComponentStore,
DstEntityComponentStore = ecs,
SrcManagedIndices = srcManagedIndices,
DstManagedIndices = dstManagedIndices,
Chunks = managedChunks,
NonNullCount = &nonNullManagedComponentCount
}.Run();
}
mcs.Playback(ref ecs->ManagedChangesTracker);
srcManagedComponentStore.Playback(ref srcEntityComponentStore->ManagedChangesTracker);
k_ProfileMoveSharedComponents.Begin();
var remapShared = mcs.MoveSharedComponents(srcManagedComponentStore, chunks, Allocator.TempJob);
k_ProfileMoveSharedComponents.End();
if (managedComponentCount > 0)
{
k_ProfileMoveManagedComponents.Begin();
mcs.MoveManagedComponentsFromDifferentWorld(srcManagedIndices, dstManagedIndices, nonNullManagedComponentCount, srcManagedComponentStore);
srcEntityComponentStore->m_ManagedComponentFreeIndex.Add(srcManagedIndices.GetUnsafeReadOnlyPtr(), sizeof(int) * srcManagedIndices.Length);
k_ProfileMoveManagedComponents.End();
}
new ChunkPatchEntities
{
RemapChunks = remapChunks,
EntityRemapping = entityRemapping,
EntityComponentStore = ecs
}.Run();
var remapChunksJob = new RemapChunksFilteredJob
{
dstEntityComponentStore = ecs,
remapChunks = remapChunks,
entityRemapping = entityRemapping,
chunkHeaderType = TypeManager.GetTypeIndex <ChunkHeader>()
}.Schedule(remapChunks.Length, 1);
var moveChunksBetweenArchetypeJob = new MoveFilteredChunksBetweenArchetypexJob
{
RemapChunks = remapChunks,
RemapShared = remapShared,
GlobalSystemVersion = ecs->GlobalSystemVersion
}.Schedule(remapChunksJob);
moveChunksBetweenArchetypeJob.Complete();
mcs.Playback(ref ecs->ManagedChangesTracker);
if (managedComponentCount > 0)
{
srcManagedIndices.Dispose();
dstManagedIndices.Dispose();
}
managedChunks.Dispose();
remapShared.Dispose();
remapChunks.Dispose();
}