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add set operations into EcsGroup

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This commit is contained in:
Mikhail 2023-04-08 21:29:18 +08:00
parent 7ccf23e137
commit a00c47a980
2 changed files with 133 additions and 24 deletions
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129
src/EcsGroup.cs
View File

@ -38,6 +38,11 @@ namespace DCFApixels.DragonECS
public bool Contains(int entityID) => _source.Contains(entityID);
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public EcsGroup.Enumerator GetEnumerator() => _source.GetEnumerator();
public EcsGroup Extract()
{
return new EcsGroup(_source);
}
#endregion
}
@ -91,7 +96,7 @@ namespace DCFApixels.DragonECS
public EcsGroup(IEcsWorld source, int denseCapacity = 64, int delayedOpsCapacity = 128)
{
_source = source;
source.RegisterGroup(this);
_source.RegisterGroup(this);
_dense = new int[denseCapacity];
_sparse = new int[source.EntitesCapacity];
@ -99,9 +104,26 @@ namespace DCFApixels.DragonECS
_lockCount = 0;
_delayedOpsCount = 0;
_count = 0;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public EcsGroup(EcsGroup copyFrom, int delayedOpsCapacity = 128)
{
_source = copyFrom._source;
_source.RegisterGroup(this);
_dense = new int[copyFrom._dense.Length];
_sparse = new int[copyFrom._sparse.Length];
_delayedOps = new delayedOp[delayedOpsCapacity];
_lockCount = 0;
_delayedOpsCount = 0;
_count = 0;
foreach (var item in copyFrom)
AggressiveAdd(item.id);
}
#endregion
#region Contains
@ -123,7 +145,7 @@ namespace DCFApixels.DragonECS
}
#endregion
#region add/remove
#region Add/Remove
public void UncheckedAdd(int entityID) => AddInternal(entityID);
public void Add(int entityID)
{
@ -138,10 +160,13 @@ namespace DCFApixels.DragonECS
AddDelayedOp(entityID, DEALAYED_ADD);
return;
}
AggressiveAdd(entityID);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
internal void AggressiveAdd(int entityID)
{
if (++_count >= _dense.Length)
Array.Resize(ref _dense, _dense.Length << 1);
_dense[_count] = entityID;
_sparse[entityID] = _count;
}
@ -160,6 +185,11 @@ namespace DCFApixels.DragonECS
AddDelayedOp(entityID, DEALAYED_REMOVE);
return;
}
AggressiveRemove(entityID);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
internal void AggressiveRemove(int entityID)
{
_dense[_sparse[entityID]] = _dense[_count];
_sparse[_dense[_count--]] = _sparse[entityID];
_sparse[entityID] = 0;
@ -176,24 +206,6 @@ namespace DCFApixels.DragonECS
}
#endregion
internal void OnWorldResize(int newSize)
{
Array.Resize(ref _sparse, newSize);
}
public void Sort()
{
int increment = 1;
for (int i = 0; i < _dense.Length; i++)
{
if (_sparse[i] > 0)
{
_sparse[i] = increment;
_dense[increment++] = i;
}
}
}
#region AddGroup/RemoveGroup
public void AddGroup(EcsReadonlyGroup group)
{ foreach (var item in group) Add(item.id); }
@ -214,6 +226,77 @@ namespace DCFApixels.DragonECS
{ foreach (var item in group) RemoveInternal(item.id); }
#endregion
internal void OnWorldResize(int newSize)
{
Array.Resize(ref _sparse, newSize);
}
public void Sort()
{
int increment = 1;
for (int i = 0; i < _dense.Length; i++)
{
if (_sparse[i] > 0)
{
_sparse[i] = increment;
_dense[increment++] = i;
}
}
}
public void Clear() => _count = 0;
#region Set operations
public static EcsReadonlyGroup And(EcsGroup a, EcsGroup b)
{
#if (DEBUG && !DISABLE_DEBUG) || !DRAGONECS_NO_SANITIZE_CHECKS
if (a.World != b.World) throw new ArgumentException("a.World != b.World");
#endif
EcsGroup result = a.World.GetGroupFromPool();
foreach (var item in a)
if(b.Contains(item.id))
result.AggressiveAdd(item.id);
return result.Readonly;
}
public static EcsReadonlyGroup Union(EcsGroup a, EcsGroup b)
{
#if (DEBUG && !DISABLE_DEBUG) || !DRAGONECS_NO_SANITIZE_CHECKS
if (a.World != b.World) throw new ArgumentException("a.World != b.World");
#endif
EcsGroup result = a.World.GetGroupFromPool();
foreach (var item in a)
result.AggressiveAdd(item.id);
foreach (var item in b)
result.Add(item.id);
return result.Readonly;
}
public static EcsReadonlyGroup Xor(EcsGroup a, EcsGroup b)
{
#if (DEBUG && !DISABLE_DEBUG) || !DRAGONECS_NO_SANITIZE_CHECKS
if (a.World != b.World) throw new ArgumentException("a.World != b.World");
#endif
EcsGroup result = a.World.GetGroupFromPool();
foreach (var item in a)
if (!b.Contains(item.id))
result.AggressiveAdd(item.id);
foreach (var item in b)
if (!a.Contains(item.id))
result.AggressiveAdd(item.id);
return result.Readonly;
}
public static EcsReadonlyGroup Remove(EcsGroup a, EcsGroup b)
{
#if (DEBUG && !DISABLE_DEBUG) || !DRAGONECS_NO_SANITIZE_CHECKS
if (a.World != b.World) throw new ArgumentException("a.World != b.World");
#endif
EcsGroup result = a.World.GetGroupFromPool();
foreach (var item in a)
if (!b.Contains(item.id))
result.AggressiveAdd(item.id);
return result.Readonly;
}
#endregion
#region GetEnumerator
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void Unlock()

28
src/EcsWorld.cs
View File

@ -23,6 +23,11 @@ namespace DCFApixels.DragonECS
public EcsEntity GetEntity(int entityID);
public void Destroy();
#endregion
#region Group
internal EcsGroup GetGroupFromPool();
internal void ReleaseGroup(EcsGroup group);
#endregion
}
public abstract class EcsWorld
@ -456,8 +461,29 @@ namespace DCFApixels.DragonECS
}
}
#endregion
#region GroupsPool
private Stack<EcsGroup> _pool = new Stack<EcsGroup>(64);
EcsGroup IEcsWorld.GetGroupFromPool()
{
if (_pool.Count <= 0)
{
return new EcsGroup(this);
}
return _pool.Pop();
}
void IEcsWorld.ReleaseGroup(EcsGroup group)
{
#if (DEBUG && !DISABLE_DEBUG) || !DRAGONECS_NO_SANITIZE_CHECKS
if (group.World != this)
throw new ArgumentException("group.World != this");
#endif
group.Clear();
_pool.Push(group);
}
#endregion
}
[StructLayout(LayoutKind.Sequential, Pack = 8, Size = 24)]
internal readonly struct PoolRunnres
{