internal void DestroyEntity(MatchingArchetypeList archetypeList, EntityQueryFilter filter)
{
Profiler.BeginSample("DestroyEntity(EntityQuery entityQueryFilter)");
Profiler.BeginSample("GetAllMatchingChunks");
var jobHandle = new JobHandle();
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
Profiler.EndSample();
if (chunks.Length != 0)
{
BeforeStructuralChange();
Profiler.BeginSample("EditorOnlyChecks");
EntityComponentStore->AssertCanDestroy(chunks);
EntityComponentStore->AssertWillDestroyAllInLinkedEntityGroup(chunks, GetArchetypeChunkBufferType <LinkedEntityGroup>(false));
Profiler.EndSample();
Profiler.BeginSample("DeleteChunks");
EntityManagerCreateDestroyEntitiesUtility.DestroyEntities(chunks, EntityComponentStore, ManagedComponentStore);
Profiler.EndSample();
}
}
Profiler.EndSample();
}
internal void AddComponent(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter, ComponentType componentType)
{
var jobHandle = new JobHandle();
//@TODO: Missing EntityQuery.SyncFilter
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
if (chunks.Length == 0)
{
return;
}
BeforeStructuralChange();
var archetypeChanges = EntityComponentStore->BeginArchetypeChangeTracking();
EntityComponentStore->AssertCanAddComponent(chunks, componentType);
using (var entityBatchList = m_EntityComponentStore->CreateEntityBatchList(chunks))
{
EntityComponentStore->AddComponentFromMainThread(entityBatchList, componentType, 0);
}
var changedArchetypes = EntityComponentStore->EndArchetypeChangeTracking(archetypeChanges);
EntityQueryManager.AddAdditionalArchetypes(changedArchetypes);
ManagedComponentStore.Playback(ref EntityComponentStore->ManagedChangesTracker);
}
}
internal void RemoveComponent(MatchingArchetypeList archetypeList, EntityQueryFilter filter,
ComponentType componentType)
{
var jobHandle = new JobHandle();
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
if (chunks.Length == 0)
{
return;
}
BeforeStructuralChange();
var archetypeChanges = EntityComponentStore->BeginArchetypeChangeTracking();
EntityComponentStore->AssertCanRemoveComponent(chunks, componentType);
EntityManagerChangeArchetypeUtility.RemoveComponent(chunks, componentType,
EntityComponentStore,
ManagedComponentStore);
var changedArchetypes = EntityComponentStore->EndArchetypeChangeTracking(archetypeChanges);
EntityGroupManager.AddAdditionalArchetypes(changedArchetypes);
}
}
internal void AddComponent(MatchingArchetypeList archetypeList, EntityQueryFilter filter,
ComponentType componentType)
{
var jobHandle = new JobHandle();
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
if (chunks.Length == 0)
{
return;
}
BeforeStructuralChange();
EntityComponentStore->AssertCanAddComponent(chunks, componentType);
using (var entityBatchList = m_EntityComponentStore->CreateEntityBatchList(chunks))
{
EntityManagerChangeArchetypeUtility.AddComponent(entityBatchList, componentType, 0,
EntityComponentStore,
ManagedComponentStore,
EntityGroupManager);
}
}
}
internal EntityQuery(EntityQueryData *queryData, ComponentJobSafetyManager *safetyManager, EntityComponentStore *entityComponentStore, ManagedComponentStore managedComponentStore)
{
m_QueryData = queryData;
m_Filter = default(EntityQueryFilter);
m_SafetyManager = safetyManager;
m_EntityComponentStore = entityComponentStore;
m_ManagedComponentStore = managedComponentStore;
}
internal EntityQuery(EntityGroupData *groupData, ComponentJobSafetyManager *safetyManager, ArchetypeManager typeManager, EntityDataManager *entityDataManager)
{
m_GroupData = groupData;
m_EntityDataManager = entityDataManager;
m_Filter = default(EntityQueryFilter);
m_SafetyManager = safetyManager;
ArchetypeManager = typeManager;
EntityDataManager = entityDataManager;
}
/// <summary>
/// Sets this EntityQuery's filter while preserving its version number.
/// </summary>
/// <param name="filter">EntityQueryFilter to use all data but RequiredChangeVersion from.</param>
void SetFilter(ref EntityQueryFilter filter)
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
filter.AssertValid();
#endif
var version = m_Filter.RequiredChangeVersion;
ResetFilter();
m_Filter = filter;
m_Filter.RequiredChangeVersion = version;
}
/// <summary>
/// Filters out entities in chunks for which the specified component has not changed.
/// </summary>
/// <remarks>
/// Saves a given ComponentType's index in RequiredComponents in this group's Changed filter.
/// </remarks>
/// <param name="componentType">ComponentType to mark as changed on this EntityQuery's filter.</param>
public void SetFilterChanged(ComponentType componentType)
{
var filter = new EntityQueryFilter();
filter.Type = FilterType.Changed;
filter.Changed.Count = 1;
filter.Changed.IndexInEntityQuery[0] = GetIndexInEntityQuery(componentType.TypeIndex);
SetFilter(ref filter);
}
/// <summary>
/// Creates a NativeArray with all the chunks in a given archetype filtered by the provided EntityQueryFilter.
/// This function will sync the needed types in the EntityQueryFilter.
/// </summary>
/// <param name="matchingArchetypes">List of matching archetypes.</param>
/// <param name="allocator">Allocator to use for the array.</param>
/// <param name="jobHandle">Handle to the GatherChunks job used to fill the output array.</param>
/// <param name="filter">Filter used to filter the resulting chunks</param>
/// <param name="dependencyManager">The ComponentDependencyManager belonging to this world</param>
/// <param name="dependsOn">All jobs spawned will depend on this JobHandle</param>
/// <returns>NativeArray of all the chunks in the matchingArchetypes list.</returns>
public static NativeArray <ArchetypeChunk> CreateArchetypeChunkArray(
UnsafeMatchingArchetypePtrList matchingArchetypes, Allocator allocator,
ref EntityQueryFilter filter, ComponentDependencyManager *dependencyManager)
{
EntityQuery.SyncFilterTypes(ref matchingArchetypes, ref filter, dependencyManager);
var chunks = CreateArchetypeChunkArrayWithoutSync(matchingArchetypes, allocator, out var jobHandle, ref filter);
jobHandle.Complete();
return(chunks);
}
internal void RemoveComponent(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter, ComponentType componentType)
{
//@TODO: Missing EntityQuery.SyncFilter
var jobHandle = new JobHandle();
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
RemoveComponent(chunks, componentType);
}
}
internal ArchetypeChunkIterator(UnsafeMatchingArchetypePtrList match, ComponentJobSafetyManager *safetyManager, uint globalSystemVersion,
ref EntityQueryFilter filter)
{
m_MatchingArchetypeList = match;
m_CurrentArchetypeIndex = 0;
m_CurrentChunkInArchetypeIndex = -1;
m_CurrentChunkFirstEntityIndexInQuery = 0;
m_PreviousMatchingChunk = null;
m_Filter = filter;
m_GlobalSystemVersion = globalSystemVersion;
m_SafetyManager = safetyManager;
}
public bool MatchesFilter(MatchingArchetype *match, ref EntityQueryFilter filter)
{
if ((filter.Type & FilterType.SharedComponent) != 0)
{
var sharedComponentsInChunk = SharedComponentValues;
var filteredCount = filter.Shared.Count;
fixed(int *indexInEntityQueryPtr = filter.Shared.IndexInEntityQuery, sharedComponentIndexPtr =
filter.Shared.SharedComponentIndex)
{
for (var i = 0; i < filteredCount; ++i)
{
var indexInEntityQuery = indexInEntityQueryPtr[i];
var sharedComponentIndex = sharedComponentIndexPtr[i];
var componentIndexInArcheType = match->IndexInArchetype[indexInEntityQuery];
var componentIndexInChunk = componentIndexInArcheType - match->Archetype->FirstSharedComponent;
if (sharedComponentsInChunk[componentIndexInChunk] != sharedComponentIndex)
{
return(false);
}
}
}
return(true);
}
if ((filter.Type & FilterType.Changed) != 0)
{
var changedCount = filter.Changed.Count;
var requiredVersion = filter.RequiredChangeVersion;
fixed(int *indexInEntityQueryPtr = filter.Changed.IndexInEntityQuery)
{
for (var i = 0; i < changedCount; ++i)
{
var indexInArchetype = match->IndexInArchetype[indexInEntityQueryPtr[i]];
var changeVersion = GetChangeVersion(indexInArchetype);
if (ChangeVersionUtility.DidChange(changeVersion, requiredVersion))
{
return(true);
}
}
}
return(false);
}
return(true);
}
public ComponentChunkIterator(MatchingArchetypeList match, uint globalSystemVersion,
ref EntityQueryFilter filter)
{
m_MatchingArchetypeList = match;
m_CurrentMatchingArchetypeIndex = match.Count - 1;
IndexInEntityQuery = -1;
m_CurrentChunk = null;
m_CurrentArchetypeIndex =
m_CurrentArchetypeEntityIndex =
int.MaxValue; // This will trigger UpdateCacheResolvedIndex to update the cache on first access
m_CurrentChunkIndex = m_CurrentChunkEntityIndex = 0;
m_GlobalSystemVersion = globalSystemVersion;
m_Filter = filter;
}
/// <summary>
/// Filters this EntityQuery so that it only selects entities with shared component values
/// matching the values specified by the `sharedComponent1` parameter.
/// </summary>
/// <param name="sharedComponent1">The shared component values on which to filter.</param>
/// <typeparam name="SharedComponent1">The type of shared component. (The type must also be
/// one of the types used to create the EntityQuery.</typeparam>
public void SetFilter <SharedComponent1>(SharedComponent1 sharedComponent1)
where SharedComponent1 : struct, ISharedComponentData
{
var sm = ManagedComponentStore;
var filter = new EntityQueryFilter();
filter.Type = FilterType.SharedComponent;
filter.Shared.Count = 1;
filter.Shared.IndexInEntityQuery[0] = GetIndexInEntityQuery(TypeManager.GetTypeIndex <SharedComponent1>());
filter.Shared.SharedComponentIndex[0] = sm.InsertSharedComponent(sharedComponent1);
SetFilter(ref filter);
}
public static void GatherEntitiesToArray(EntityQueryData *queryData, ref EntityQueryFilter filter, out EntityQuery.GatherEntitiesResult result)
{
if (s_EntityQueryResultBuffer == null)
{
s_EntityQueryResultBuffer = (Entity *)UnsafeUtility.Malloc(k_EntityQueryResultBufferSize * sizeof(Entity), 64, Allocator.Persistent);
}
var buffer = s_EntityQueryResultBuffer;
var curOffset = currentOffsetInResultBuffer;
// Main method that copies the entities of each chunk of a matching archetype to the buffer
bool AddArchetype(MatchingArchetype *matchingArchetype, ref EntityQueryFilter queryFilter)
{
var archetype = matchingArchetype->Archetype;
var entityCountInArchetype = archetype->EntityCount;
if (entityCountInArchetype == 0)
{
return(true);
}
var chunkCount = archetype->Chunks.Count;
var chunks = archetype->Chunks.p;
var counts = archetype->Chunks.GetChunkEntityCountArray();
for (int i = 0; i < chunkCount; ++i)
{
// Ignore the chunk if the query uses filter and the chunk doesn't comply
if (queryFilter.RequiresMatchesFilter && (chunks[i]->MatchesFilter(matchingArchetype, ref queryFilter) == false))
{
continue;
}
var entityCountInChunk = counts[i];
if ((curOffset + entityCountInChunk) > k_EntityQueryResultBufferSize)
{
return(false);
}
UnsafeUtility.MemCpy(buffer + curOffset, chunks[i]->Buffer, entityCountInChunk * sizeof(Entity));
curOffset += entityCountInChunk;
}
return(true);
}
// Parse all the matching archetypes and add the entities that fits the query and its filter
bool success = true;
ref var matchingArchetypes = ref queryData->MatchingArchetypes;
public static void CopyFromComponentDataArray <T>(MatchingArchetypeList matchingArchetypes,
NativeArray <T> componentDataArray,
ArchetypeChunkComponentType <T> type,
EntityQuery entityQuery,
ref EntityQueryFilter filter,
out JobHandle jobHandle,
JobHandle dependsOn)
where T : struct, IComponentData
{
var job = new CopyComponentArrayToChunks <T>
{
ComponentData = componentDataArray,
ComponentType = type
};
jobHandle = job.Schedule(entityQuery, dependsOn);
}
/// <summary>
/// Filters this EntityQuery based on the values of two separate shared components.
/// </summary>
/// <remarks>
/// The filter only selects entities for which both shared component values
/// specified by the `sharedComponent1` and `sharedComponent2` parameters match.
/// </remarks>
/// <param name="sharedComponent1">Shared component values on which to filter.</param>
/// <param name="sharedComponent2">Shared component values on which to filter.</param>
/// <typeparam name="SharedComponent1">The type of shared component. (The type must also be
/// one of the types used to create the EntityQuery.</typeparam>
/// <typeparam name="SharedComponent2">The type of shared component. (The type must also be
/// one of the types used to create the EntityQuery.</typeparam>
public void SetFilter <SharedComponent1, SharedComponent2>(SharedComponent1 sharedComponent1,
SharedComponent2 sharedComponent2)
where SharedComponent1 : struct, ISharedComponentData
where SharedComponent2 : struct, ISharedComponentData
{
var sm = ArchetypeManager.GetSharedComponentDataManager();
var filter = new EntityQueryFilter();
filter.Type = FilterType.SharedComponent;
filter.Shared.Count = 2;
filter.Shared.IndexInEntityQuery[0] = GetIndexInEntityQuery(TypeManager.GetTypeIndex <SharedComponent1>());
filter.Shared.SharedComponentIndex[0] = sm.InsertSharedComponent(sharedComponent1);
filter.Shared.IndexInEntityQuery[1] = GetIndexInEntityQuery(TypeManager.GetTypeIndex <SharedComponent2>());
filter.Shared.SharedComponentIndex[1] = sm.InsertSharedComponent(sharedComponent2);
SetFilter(ref filter);
}
public bool ChunkMatchesFilter(int chunkIndex, ref EntityQueryFilter filter)
{
var chunks = Archetype->Chunks;
// Must match ALL shared component data
for (int i = 0; i < filter.Shared.Count; ++i)
{
var indexInEntityQuery = filter.Shared.IndexInEntityQuery[i];
var sharedComponentIndex = filter.Shared.SharedComponentIndex[i];
var componentIndexInChunk = IndexInArchetype[indexInEntityQuery] - Archetype->FirstSharedComponent;
var sharedComponents = chunks.GetSharedComponentValueArrayForType(componentIndexInChunk);
// if we don't have a match, we can early out
if (sharedComponents[chunkIndex] != sharedComponentIndex)
{
return(false);
}
}
if (filter.Changed.Count == 0)
{
return(true);
}
// Must have AT LEAST ONE type have changed
for (int i = 0; i < filter.Changed.Count; ++i)
{
var indexInEntityQuery = filter.Changed.IndexInEntityQuery[i];
var componentIndexInChunk = IndexInArchetype[indexInEntityQuery];
var changeVersions = chunks.GetChangeVersionArrayForType(componentIndexInChunk);
var requiredVersion = filter.RequiredChangeVersion;
if (ChangeVersionUtility.DidChange(changeVersions[chunkIndex], requiredVersion))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Creates a NativeArray containing the entities in a given EntityQuery.
/// </summary>
/// <param name="matchingArchetypes">List of matching archetypes.</param>
/// <param name="allocator">Allocator to use for the array.</param>
/// <param name="type">An atomic safety handle required by GatherEntitiesJob so it can call GetNativeArray() on chunks.</param>
/// <param name="entityQuery">EntityQuery to gather entities from.</param>
/// <param name="filter">EntityQueryFilter for calculating the length of the output array.</param>
/// <param name="jobHandle">Handle to the GatherEntitiesJob job used to fill the output array.</param>
/// <param name="dependsOn">Handle to a job this GatherEntitiesJob must wait on.</param>
/// <returns>NativeArray of the entities in a given EntityQuery.</returns>
public static NativeArray <Entity> CreateEntityArray(UnsafeMatchingArchetypePtrList matchingArchetypes,
Allocator allocator,
ArchetypeChunkEntityType type,
EntityQuery entityQuery,
ref EntityQueryFilter filter,
out JobHandle jobHandle,
JobHandle dependsOn)
{
var entityCount = CalculateEntityCount(matchingArchetypes, ref filter);
var job = new GatherEntitiesJob
{
EntityType = type,
Entities = new NativeArray <Entity>(entityCount, allocator)
};
jobHandle = job.Schedule(entityQuery, dependsOn);
return(job.Entities);
}
public static NativeArray <T> CreateComponentDataArray <T>(UnsafeMatchingArchetypePtrList matchingArchetypes,
Allocator allocator,
ArchetypeChunkComponentType <T> type,
EntityQuery entityQuery,
ref EntityQueryFilter filter,
out JobHandle jobHandle,
JobHandle dependsOn)
where T : struct, IComponentData
{
var entityCount = CalculateEntityCount(matchingArchetypes, ref filter);
var job = new GatherComponentDataJob <T>
{
ComponentData = new NativeArray <T>(entityCount, allocator),
ComponentType = type
};
jobHandle = job.Schedule(entityQuery, dependsOn);
return(job.ComponentData);
}
internal void DestroyEntity(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter)
{
Profiler.BeginSample("DestroyEntity(EntityQuery entityQueryFilter)");
Profiler.BeginSample("GetAllMatchingChunks");
var jobHandle = new JobHandle();
// @TODO: Missing EntityQuery.SyncFilter
using (var chunks = ComponentChunkIterator.CreateArchetypeChunkArray(archetypeList, Allocator.TempJob, out jobHandle, ref filter))
{
jobHandle.Complete();
Profiler.EndSample();
if (chunks.Length != 0)
{
BeforeStructuralChange();
Profiler.BeginSample("EditorOnlyChecks");
EntityComponentStore->AssertCanDestroy(chunks);
EntityComponentStore->AssertWillDestroyAllInLinkedEntityGroup(chunks, GetArchetypeChunkBufferType <LinkedEntityGroup>(false));
Profiler.EndSample();
// #todo @macton DestroyEntities should support IJobChunk. But internal writes need to be handled.
Profiler.BeginSample("DeleteChunks");
new DestroyChunks {
EntityComponentStore = EntityComponentStore, Chunks = chunks
}.Run();
Profiler.EndSample();
Profiler.BeginSample("Managed Playback");
ManagedComponentStore.Playback(ref EntityComponentStore->ManagedChangesTracker);
Profiler.EndSample();
}
}
Profiler.EndSample();
}
/// <summary>
/// Filters out entities in chunks for which the specified components have not changed.
/// </summary>
/// <remarks>
/// Saves given ComponentTypes' indices in RequiredComponents in this group's Changed filter.
/// </remarks>
/// <param name="componentType">Array of up to two ComponentTypes to mark as changed on this EntityQuery's filter.</param>
public void SetFilterChanged(ComponentType[] componentType)
{
if (componentType.Length > EntityQueryFilter.ChangedFilter.Capacity)
{
throw new ArgumentException(
$"EntityQuery.SetFilterChanged accepts a maximum of {EntityQueryFilter.ChangedFilter.Capacity} component array length");
}
if (componentType.Length <= 0)
{
throw new ArgumentException(
$"EntityQuery.SetFilterChanged component array length must be larger than 0");
}
var filter = new EntityQueryFilter();
filter.Type = FilterType.Changed;
filter.Changed.Count = componentType.Length;
for (var i = 0; i != componentType.Length; i++)
{
filter.Changed.IndexInEntityQuery[i] = GetIndexInEntityQuery(componentType[i].TypeIndex);
}
SetFilter(ref filter);
}
/// <summary>
/// Creates a NativeArray with all the chunks in a given archetype filtered by the provided EntityQueryFilter.
/// This function will not sync the needed types in the EntityQueryFilter so they have to be synced manually before calling this function.
/// </summary>
/// <param name="matchingArchetypes">List of matching archetypes.</param>
/// <param name="allocator">Allocator to use for the array.</param>
/// <param name="jobHandle">Handle to the GatherChunks job used to fill the output array.</param>
/// <param name="filter">Filter used to filter the resulting chunks</param>
/// <param name="dependsOn">All jobs spawned will depend on this JobHandle</param>
/// <returns>NativeArray of all the chunks in the matchingArchetypes list.</returns>
public static NativeArray <ArchetypeChunk> CreateArchetypeChunkArrayAsync(UnsafeMatchingArchetypePtrList matchingArchetypes,
Allocator allocator, out JobHandle jobHandle, ref EntityQueryFilter filter,
JobHandle dependsOn = default(JobHandle))
{
var archetypeCount = matchingArchetypes.Length;
var offsets =
new NativeArray <int>(archetypeCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var chunkCount = 0;
{
for (int i = 0; i < matchingArchetypes.Length; ++i)
{
var archetype = matchingArchetypes.Ptr[i]->Archetype;
offsets[i] = chunkCount;
chunkCount += archetype->Chunks.Count;
}
}
if (!filter.RequiresMatchesFilter)
{
var chunks = new NativeArray <ArchetypeChunk>(chunkCount, allocator, NativeArrayOptions.UninitializedMemory);
var gatherChunksJob = new GatherChunksJob
{
MatchingArchetypes = matchingArchetypes.Ptr,
entityComponentStore = matchingArchetypes.entityComponentStore,
Offsets = offsets,
Chunks = chunks
};
jobHandle = gatherChunksJob.Schedule(archetypeCount, 1, dependsOn);
return(chunks);
}
else
{
var filteredCounts = new NativeArray <int>(archetypeCount + 1, Allocator.TempJob);
var sparseChunks = new NativeArray <ArchetypeChunk>(chunkCount, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var gatherChunksJob = new GatherChunksWithFilteringJob
{
MatchingArchetypes = matchingArchetypes.Ptr,
Filter = filter,
Offsets = offsets,
FilteredCounts = filteredCounts,
SparseChunks = sparseChunks,
entityComponentStore = matchingArchetypes.entityComponentStore
};
gatherChunksJob.Schedule(archetypeCount, 1, dependsOn).Complete();
// accumulated filtered counts: filteredCounts[i] becomes the destination offset
int totalChunks = 0;
for (int i = 0; i < archetypeCount; ++i)
{
int currentCount = filteredCounts[i];
filteredCounts[i] = totalChunks;
totalChunks += currentCount;
}
filteredCounts[archetypeCount] = totalChunks;
var joinedChunks = new NativeArray <ArchetypeChunk>(totalChunks, allocator, NativeArrayOptions.UninitializedMemory);
jobHandle = new JoinChunksJob
{
DestinationOffsets = filteredCounts,
SparseChunks = sparseChunks,
Offsets = offsets,
JoinedChunks = joinedChunks
}.Schedule(archetypeCount, 1);
return(joinedChunks);
}
}
void DestroyEntity(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter)
{
var access = GetCheckedEntityDataAccess();
access->DestroyEntity(archetypeList, filter);
}
public bool MatchesFilter(MatchingArchetype *match, ref EntityQueryFilter filter)
{
return(match->ChunkMatchesFilter(ListIndex, ref filter));
}
/// <summary>
/// Total number of entities contained in a given MatchingArchetype list.
/// </summary>
/// <param name="matchingArchetypes">List of matching archetypes.</param>
/// <param name="filter">EntityQueryFilter to use when calculating total number of entities.</param>
/// <returns>Number of entities</returns>
public static int CalculateLength(MatchingArchetypeList matchingArchetypes, ref EntityQueryFilter filter)
{
var filterCopy = filter; // Necessary to avoid a nasty compiler error cause by fixed buffer types
var length = 0;
if (!filter.RequiresMatchesFilter)
{
for (var m = matchingArchetypes.Count - 1; m >= 0; --m)
{
var match = matchingArchetypes.p[m];
length += match->Archetype->EntityCount;
}
}
else
{
for (var m = matchingArchetypes.Count - 1; m >= 0; --m)
{
var match = matchingArchetypes.p[m];
if (match->Archetype->EntityCount <= 0)
{
continue;
}
int filteredCount = 0;
var archetype = match->Archetype;
int chunkCount = archetype->Chunks.Count;
var chunkEntityCountArray = archetype->Chunks.GetChunkEntityCountArray();
if (filter.Type == FilterType.SharedComponent)
{
var indexInEntityQuery0 = filterCopy.Shared.IndexInEntityQuery[0];
var sharedComponentIndex0 = filterCopy.Shared.SharedComponentIndex[0];
var componentIndexInChunk0 =
match->IndexInArchetype[indexInEntityQuery0] - archetype->FirstSharedComponent;
var sharedComponents0 =
archetype->Chunks.GetSharedComponentValueArrayForType(componentIndexInChunk0);
if (filter.Shared.Count == 1)
{
for (var i = 0; i < chunkCount; ++i)
{
if (sharedComponents0[i] == sharedComponentIndex0)
{
filteredCount += chunkEntityCountArray[i];
}
}
}
else
{
var indexInEntityQuery1 = filterCopy.Shared.IndexInEntityQuery[1];
var sharedComponentIndex1 = filterCopy.Shared.SharedComponentIndex[1];
var componentIndexInChunk1 =
match->IndexInArchetype[indexInEntityQuery1] - archetype->FirstSharedComponent;
var sharedComponents1 =
archetype->Chunks.GetSharedComponentValueArrayForType(componentIndexInChunk1);
for (var i = 0; i < chunkCount; ++i)
{
if (sharedComponents0[i] == sharedComponentIndex0 &&
sharedComponents1[i] == sharedComponentIndex1)
{
filteredCount += chunkEntityCountArray[i];
}
}
}
}
else
{
var indexInEntityQuery0 = filterCopy.Changed.IndexInEntityQuery[0];
var componentIndexInChunk0 = match->IndexInArchetype[indexInEntityQuery0];
var changeVersions0 = archetype->Chunks.GetChangeVersionArrayForType(componentIndexInChunk0);
var requiredVersion = filter.RequiredChangeVersion;
if (filter.Changed.Count == 1)
{
for (var i = 0; i < chunkCount; ++i)
{
if (ChangeVersionUtility.DidChange(changeVersions0[i], requiredVersion))
{
filteredCount += chunkEntityCountArray[i];
}
}
}
else
{
var indexInEntityQuery1 = filterCopy.Changed.IndexInEntityQuery[1];
var componentIndexInChunk1 = match->IndexInArchetype[indexInEntityQuery1];
var changeVersions1 =
archetype->Chunks.GetChangeVersionArrayForType(componentIndexInChunk1);
for (var i = 0; i < chunkCount; ++i)
{
if (ChangeVersionUtility.DidChange(changeVersions0[i], requiredVersion) ||
ChangeVersionUtility.DidChange(changeVersions1[i], requiredVersion))
{
filteredCount += chunkEntityCountArray[i];
}
}
}
}
length += filteredCount;
}
}
return(length);
}
internal static JobHandle PreparePrefilteredChunkLists(int unfilteredChunkCount, MatchingArchetypeList archetypes, EntityQueryFilter filter, JobHandle dependsOn, ScheduleMode mode, out NativeArray <byte> prefilterDataArray, out void *deferredCountData)
{
// Allocate one buffer for all prefilter data and distribute it
// We keep the full buffer as a "dummy array" so we can deallocate it later with [DeallocateOnJobCompletion]
var sizeofChunkArray = sizeof(ArchetypeChunk) * unfilteredChunkCount;
var sizeofIndexArray = sizeof(int) * unfilteredChunkCount;
var prefilterDataSize = sizeofChunkArray + sizeofIndexArray + sizeof(int);
var prefilterData = (byte *)UnsafeUtility.Malloc(prefilterDataSize, 64, Allocator.TempJob);
prefilterDataArray = NativeArrayUnsafeUtility.ConvertExistingDataToNativeArray <byte>(prefilterData, prefilterDataSize, Allocator.TempJob);
#if ENABLE_UNITY_COLLECTIONS_CHECKS
NativeArrayUnsafeUtility.SetAtomicSafetyHandle(ref prefilterDataArray, AtomicSafetyHandle.Create());
#endif
JobHandle prefilterHandle = default(JobHandle);
if (filter.RequiresMatchesFilter)
{
var prefilteringJob = new GatherChunksAndOffsetsWithFilteringJob
{
Archetypes = archetypes,
Filter = filter,
PrefilterData = prefilterData,
UnfilteredChunkCount = unfilteredChunkCount
};
if (mode == ScheduleMode.Batched)
{
prefilterHandle = prefilteringJob.Schedule(dependsOn);
}
else
{
prefilteringJob.Run();
}
}
else
{
var gatherJob = new GatherChunksAndOffsetsJob
{
Archetypes = archetypes,
PrefilterData = prefilterData,
UnfilteredChunkCount = unfilteredChunkCount
};
if (mode == ScheduleMode.Batched)
{
prefilterHandle = gatherJob.Schedule(dependsOn);
}
else
{
gatherJob.Run();
}
}
// ScheduleParallelForDeferArraySize expects a ptr to a structure with a void* and a count.
// It only uses the count, so this is safe to fudge
deferredCountData = prefilterData + sizeofChunkArray + sizeofIndexArray;
deferredCountData = (byte *)deferredCountData - sizeof(void *);
return(prefilterHandle);
}
void DestroyEntity(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter)
{
m_EntityDataAccess.DestroyEntity(archetypeList, filter);
}
public void RemoveComponentWithValidation(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter,
ComponentType componentType, ComponentDependencyManager *dependencyManager)
{
var chunks = ChunkIterationUtility.CreateArchetypeChunkArray(archetypeList, Collections.Allocator.TempJob, ref filter, dependencyManager);
RemoveComponentWithValidation(chunks, componentType);
chunks.Dispose();
}
public void AddComponentWithValidation(UnsafeMatchingArchetypePtrList archetypeList, EntityQueryFilter filter,
ComponentType componentType, ComponentDependencyManager *dependencyManager)
{
AssertCanAddComponent(archetypeList, componentType);
var chunks = ChunkIterationUtility.CreateArchetypeChunkArray(archetypeList, Collections.Allocator.TempJob, ref filter, dependencyManager);
if (chunks.Length > 0)
{
//@TODO the fast path for a chunk that contains a single entity is only possible if the chunk doesn't have a Locked Entity Order
//but we should still be allowed to add zero sized components to chunks with a Locked Entity Order, even ones that only contain a single entity
/*
* if ((chunks.Length == 1) && (chunks[0].Count == 1))
* {
* var entityPtr = (Entity*) chunks[0].m_Chunk->Buffer;
* StructuralChange.AddComponentEntity(EntityComponentStore, entityPtr, componentType.TypeIndex);
* }
* else
* {
*/
AddComponent((ArchetypeChunk *)NativeArrayUnsafeUtility.GetUnsafePtr(chunks), chunks.Length, componentType);
/*
* }
*/
}
chunks.Dispose();
}
