public void Playback()
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
if (!IsEmpty())
{
Jobs.CompleteAllJobs();
int i = 0;
while (i < modList.Length)
{
IModification?mod = modList[i++];
if (mod == null)
{
break;
}
try {
mod.Execute(this);
}
catch (InvalidEntityException _) { }
catch (ComponentNotFoundException _) { }
}
pool.Return(modList);
modList = Array.Empty <IModification?>();
entityTarget = default;
hasEntityTarget = false;
nextIndex = 0;
}
}
public EntityManager(ECSWorld world, ComponentManager cm)
{
this.world = world;
componentManager = cm;
freeEntities = new Stack <Entity>();
nextIdx = 1;
}
public sealed override void Update(float deltaTime, ECSWorld world)
{
if (!initialized)
{
afterUpdateCommands = new ConcurrentEntityCommandBuffer(world);
query = GetQuery();
filter = GetComponentFilter();
initialized = true;
}
BeforeUpdate(deltaTime, world);
afterUpdateCommands.PlaybackAfterUpdate();
var blocks = world.ComponentManager.GetBlocksNoSync(query, filter);
var group = Jobs.StartNewGroup(query);
foreach (BlockAccessor block in blocks)
{
ComponentProcessJob processJob = new ComponentProcessJob()
{
block = block,
deltaTime = deltaTime,
instance = this
};
processJob.Schedule(group);
}
}
public Entity[] CreateEntities(int numEntities, EntityArchetype archetype = null)
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
world.SyncPoint();
if (archetype == null)
{
archetype = EntityArchetype.Empty;
}
Entity[] arr = new Entity[numEntities];
for (int i = 0; i < arr.Length; i++)
{
if (freeEntities.TryPop(out Entity result))
{
result = new Entity(result.id, result.version + 1);
componentManager.AddEntity(result, archetype);
arr[i] = result;
new EntityCreatedEvent(result).Fire(world);
}
else
{
Entity e = new Entity(NextIndex(), 0);
componentManager.AddEntity(e, archetype);
arr[i] = e;
new EntityCreatedEvent(e).Fire(world);
}
}
return(arr);
}
public SystemManager(ECSWorld world)
{
this.world = world;
world.EarlyUpdate += EarlyUpdate;
world.Update += OnUpdate;
world.LateUpdate += OnLateUpdate;
world.FixedUpdate += OnFixedUpdate;
world.BeforeRender += OnBeforeRender;
world.Render += OnRender;
world.AfterRender += OnAfterRender;
}
public void Playback()
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
if (threadBuffersCache == null)
{
threadBuffersCache = threadBuffers.Values as List <EntityCommandBuffer>;
}
world.SyncPoint();
foreach (EntityCommandBuffer buffer in threadBuffersCache)
{
buffer.Playback();
}
}
public bool TryGetComponentData <T>(out Span <T> data) where T : unmanaged, IComponent
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
Jobs.CompleteAllJobs();
if (block.archetype.Has <T>())
{
block.IncrementComponentVersion(TypeHelper <T> .hashCode);
data = block.GetComponentData <T>().Slice(0, block.Size);
return(true);
}
else
{
data = Span <T> .Empty;
return(false);
}
}
public bool IsEmpty()
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
Jobs.CompleteAllJobs();
if (threadBuffersCache == null)
{
threadBuffersCache = threadBuffers.Values as List <EntityCommandBuffer>;
}
foreach (EntityCommandBuffer buffer in threadBuffersCache)
{
if (!buffer.IsEmpty())
{
return(false);
}
}
return(true);
}
public sealed override void Update(float deltaTime, ECSWorld world)
{
if (!initialized)
{
afterUpdateCommands = new EntityCommandBuffer(world);
query = GetQuery();
filter = GetComponentFilter();
initialized = true;
}
BeforeUpdate(deltaTime, world);
var blocks = world.ComponentManager.GetBlocks(query, filter);
foreach (BlockAccessor block in blocks)
{
ProcessBlock(deltaTime, block);
}
afterUpdateCommands.Playback();
AfterUpdate(deltaTime, world);
}
internal void OnAfterRender(float deltaTime, ECSWorld world)
{
foreach (var system in afterRenderSystems)
{
if (system.system.Enabled)
{
Profiler.StartMethod(system.systemType.Name);
try
{
system.system.Update(deltaTime, world);
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
finally
{
Profiler.EndMethod();
}
}
}
}
public Entity CreateEntity(EntityArchetype archetype = null)
{
DebugHelper.AssertThrow <ThreadAccessException>(ECSWorld.CheckThreadIsMainThread());
world.SyncPoint();
if (archetype == null)
{
archetype = EntityArchetype.Empty;
}
if (freeEntities.TryPop(out Entity result))
{
result = new Entity(result.id, result.version + 1);
componentManager.AddEntity(result, archetype);
new EntityCreatedEvent(result).Fire(world);
return(result);
}
else
{
Entity e = new Entity(NextIndex(), 0);
componentManager.AddEntity(e, archetype);
new EntityCreatedEvent(e).Fire(world);
return(e);
}
}
public virtual void AfterUpdate(float deltaTime, ECSWorld world)
{
}
public EntityCommandBuffer(ECSWorld world)
{
this.world = world;
}
internal static ECSWorld CreateMain()
{
ECSWorld world = new ECSWorld(true);
return(world);
}
public static bool IsValid(this Entity entity, ECSWorld world)
{
return(world.ComponentManager.IsEntityValid(entity));
}
public static void AddComponent <T>(this Entity entity, ECSWorld world, in T component) where T : unmanaged, IComponent
public static void Destroy(this Entity entity, ECSWorld world)
{
world.EntityManager.DestroyEntity(entity);
}
public virtual void BeforeUpdate(float deltaTime, ECSWorld world)
{
}
public ConcurrentEntityCommandBuffer(ECSWorld world)
{
this.world = world;
}
public abstract void Update(float deltaTime, ECSWorld world);
public virtual void OnDestroySystem(ECSWorld world)
{
}
public abstract void ProcessBlock(float deltaTime, BlockAccessor block, ECSWorld world);
public virtual void OnCreateSystem(ECSWorld world)
{
}