internal void GetEntityArray(ref ComponentChunkIterator iterator, int length, out EntityArray output)
{
iterator.IndexInComponentGroup = 0;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
output = new EntityArray(iterator, length, m_SafetyManager.GetSafetyHandle(TypeManager.GetTypeIndex <Entity>(), true));
#else
output = new EntityArray(iterator, length);
#endif
}
/// <summary>
/// Creates an EntityArray that gives you access to the entities in this ComponentGroup.
/// </summary>
/// <returns>EntityArray of all the entities in this ComponentGroup.</returns>
public EntityArray GetEntityArray()
{
int length = CalculateLength();
ComponentChunkIterator iterator = GetComponentChunkIterator();
EntityArray output;
iterator.IndexInComponentGroup = 0;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
output = new EntityArray(iterator, length, m_SafetyManager.GetSafetyHandle(TypeManager.GetTypeIndex <Entity>(), true));
#else
output = new EntityArray(iterator, length);
#endif
return(output);
}
public unsafe void DestroyEntity(ComponentGroup componentGroupFilter)
{
this.BeforeStructuralChange();
EntityArray entityArray = componentGroupFilter.GetEntityArray();
if (entityArray.Length != 0)
{
NativeArray <Entity> dst = new NativeArray <Entity>(entityArray.Length, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
entityArray.CopyTo(dst, 0);
if (dst.Length != 0)
{
this.Entities.TryRemoveEntityId((Entity *)dst.GetUnsafeReadOnlyPtr <Entity>(), dst.Length, this.ArchetypeManager, this.m_SharedComponentManager, this.m_GroupManager, this.m_CachedComponentTypeInArchetypeArray);
}
dst.Dispose();
}
}
public unsafe void UpdateInjection(byte *systemPtr)
{
var groupStructPtr = systemPtr + m_GroupFieldOffset;
int length = m_EntityGroup.CalculateLength();
ComponentChunkIterator iterator = m_EntityGroup.GetComponentChunkIterator();
for (var i = 0; i != m_ComponentDataInjections.Length; i++)
{
ComponentDataArray <ProxyComponentData> data;
m_EntityGroup.GetComponentDataArray(ref iterator, m_ComponentDataInjections[i].IndexInComponentGroup,
length, out data);
UnsafeUtility.CopyStructureToPtr(ref data, groupStructPtr + m_ComponentDataInjections[i].FieldOffset);
}
for (var i = 0; i != m_SharedComponentInjections.Length; i++)
{
SharedComponentDataArray <ProxySharedComponentData> data;
m_EntityGroup.GetSharedComponentDataArray(ref iterator,
m_SharedComponentInjections[i].IndexInComponentGroup, length, out data);
UnsafeUtility.CopyStructureToPtr(ref data, groupStructPtr + m_SharedComponentInjections[i].FieldOffset);
}
for (var i = 0; i != m_BufferArrayInjections.Length; i++)
{
BufferArray <ProxyBufferElementData> data;
m_EntityGroup.GetBufferArray(ref iterator, m_BufferArrayInjections[i].IndexInComponentGroup, length,
out data);
UnsafeUtility.CopyStructureToPtr(ref data, groupStructPtr + m_BufferArrayInjections[i].FieldOffset);
}
if (m_EntityArrayOffset != -1)
{
EntityArray entityArray = m_EntityGroup.GetEntityArray();
UnsafeUtility.CopyStructureToPtr(ref entityArray, groupStructPtr + m_EntityArrayOffset);
}
if (m_InjectionContext.HasEntries)
{
m_InjectionContext.UpdateEntries(m_EntityGroup, ref iterator, length, groupStructPtr);
}
if (m_LengthOffset != -1)
{
UnsafeUtility.CopyStructureToPtr(ref length, groupStructPtr + m_LengthOffset);
}
}
/// <summary>
/// Creates an EntityArray that gives you access to the entities in this ComponentGroup.
/// </summary>
/// <returns>EntityArray of all the entities in this ComponentGroup.</returns>
public EntityArray GetEntityArray()
{
int length = CalculateLength();
ComponentChunkIterator iterator = GetComponentChunkIterator();
EntityArray output;
iterator.IndexInComponentGroup = 0;
#if ENABLE_UNITY_COLLECTIONS_CHECKS
if (m_GroupData->RequiredComponentsCount == 0)
{
throw new InvalidOperationException($"GetEntityArray() is currently not supported from a ComponentGroup created with EntityArchetypeQuery.");
}
output = new EntityArray(iterator, length, m_SafetyManager.GetSafetyHandle(TypeManager.GetTypeIndex <Entity>(), true));
#else
output = new EntityArray(iterator, length);
#endif
return(output);
}