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optimize entity-component masks

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This commit is contained in:
Mikhail 2024-02-16 21:17:20 +08:00
parent e1260a96fc
commit 475a51818f
3 changed files with 65 additions and 31 deletions
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11
src/EcsAspect.cs
View File

@ -266,7 +266,7 @@ namespace DCFApixels.DragonECS
#endregion
private ReadOnlySpan<int>.Enumerator _span;
private readonly int[][] _entitiesComponentMasks;
private readonly int[] _entityComponentMasks;
private static EcsMaskChunck* _preSortedIncBuffer;
private static EcsMaskChunck* _preSortedExcBuffer;
@ -274,16 +274,19 @@ namespace DCFApixels.DragonECS
private UnsafeArray<EcsMaskChunck> _sortIncChunckBuffer;
private UnsafeArray<EcsMaskChunck> _sortExcChunckBuffer;
private readonly int _entityComponentMaskLength;
//private EcsAspect aspect;
public unsafe Enumerator(EcsSpan span, EcsAspect aspect)
{
//this.aspect = aspect;
_span = span.GetEnumerator();
_entitiesComponentMasks = aspect.World._entitiesComponentMasks;
_entityComponentMasks = aspect.World._entityComponentMasks;
_sortIncChunckBuffer = aspect._sortIncChunckBuffer;
_sortExcChunckBuffer = aspect._sortExcChunckBuffer;
_entityComponentMaskLength = aspect.World._entityComponentMaskLength;
#region Sort
UnsafeArray<int> _sortIncBuffer = aspect._sortIncBuffer;
UnsafeArray<int> _sortExcBuffer = aspect._sortExcBuffer;
@ -374,13 +377,13 @@ namespace DCFApixels.DragonECS
for (int i = 0; i < _sortIncChunckBuffer.Length; i++)
{
var bit = _sortIncChunckBuffer.ptr[i];
if ((_entitiesComponentMasks[e][bit.chankIndex] & bit.mask) != bit.mask)
if ((_entityComponentMasks[e * _entityComponentMaskLength + bit.chankIndex] & bit.mask) != bit.mask)
goto skip;
}
for (int i = 0; i < _sortExcChunckBuffer.Length; i++)
{
var bit = _sortExcChunckBuffer.ptr[i];
if ((_entitiesComponentMasks[e][bit.chankIndex] & bit.mask) > 0)
if ((_entityComponentMasks[e * _entityComponentMaskLength + bit.chankIndex] & bit.mask) > 0)
goto skip;
}
return true;

50
src/EcsWorld.cs
View File

@ -22,7 +22,9 @@ namespace DCFApixels.DragonECS
private int _delEntBufferCount = 0;
private bool _isEnableAutoReleaseDelEntBuffer = true;
internal int[][] _entitiesComponentMasks = Array.Empty<int[]>();
internal int _entityComponentMaskLength;
internal int[] _entityComponentMasks = Array.Empty<int>();
private const int COMPONENT_MATRIX_MASK_BITSIZE = 32;
private long _version = 0;
@ -255,14 +257,25 @@ namespace DCFApixels.DragonECS
return *(entlong*)&x;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public bool IsAlive(int entityID, short gen) { return _gens[entityID] == gen; }
public bool IsAlive(int entityID, short gen)
{
return _gens[entityID] == gen;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public bool IsUsed(int entityID) { return _gens[entityID] >= 0; }
public bool IsUsed(int entityID)
{
return _gens[entityID] >= 0;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public short GetGen(int entityID) { return _gens[entityID]; }
public short GetGen(int entityID)
{
return _gens[entityID];
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public short GetComponentsCount(int entityID) { return _componentCounts[entityID]; }
public short GetComponentsCount(int entityID)
{
return _componentCounts[entityID];
}
public bool IsMatchesMask(EcsMask mask, int entityID)
{
@ -292,10 +305,6 @@ namespace DCFApixels.DragonECS
}
}
}
//public void Densify()
//{
// _entityDispenser.Sort();
//}
#endregion
#region Copy/Clone
@ -367,7 +376,8 @@ namespace DCFApixels.DragonECS
{
ReleaseDelEntityBuffer(_delEntBufferCount);
}
public void ReleaseDelEntityBuffer(int count)
//private UnsafeArray<int> _delBufferFilter = new UnsafeArray<int>(8);
public unsafe void ReleaseDelEntityBuffer(int count)
{
if (_delEntBufferCount <= 0)
{
@ -376,15 +386,15 @@ namespace DCFApixels.DragonECS
unchecked { _version++; }
count = Math.Clamp(count, 0, _delEntBufferCount);
_delEntBufferCount -= count;
ReadOnlySpan<int> buffser = new ReadOnlySpan<int>(_delEntBuffer, _delEntBufferCount, count);
ReadOnlySpan<int> buffer = new ReadOnlySpan<int>(_delEntBuffer, _delEntBufferCount, count);
for (int i = 0; i < _poolsCount; i++)
{
_pools[i].OnReleaseDelEntityBuffer(buffser);
_pools[i].OnReleaseDelEntityBuffer(buffer);
}
_listeners.InvokeOnReleaseDelEntityBuffer(buffser);
for (int i = 0; i < buffser.Length; i++)
_listeners.InvokeOnReleaseDelEntityBuffer(buffer);
for (int i = 0; i < buffer.Length; i++)
{
int e = buffser[i];
int e = buffer[i];
_entityDispenser.Release(e);
unchecked { _gens[e]++; }//up gen
_gens[e] |= DEATH_GEN_BIT;
@ -408,14 +418,10 @@ namespace DCFApixels.DragonECS
Array.Resize(ref _gens, newSize);
Array.Resize(ref _componentCounts, newSize);
Array.Resize(ref _delEntBuffer, newSize);
Array.Resize(ref _entitiesComponentMasks, newSize);
_entityComponentMaskLength = _pools.Length / COMPONENT_MATRIX_MASK_BITSIZE + 1;
Array.Resize(ref _entityComponentMasks, newSize * _entityComponentMaskLength);
ArrayUtility.Fill(_gens, DEATH_GEN_BIT, _entitiesCapacity);
int maskLength = _pools.Length / 32 + 1;
for (int i = _entitiesCapacity; i < newSize; i++)
{
_entitiesComponentMasks[i] = new int[maskLength];
}
_entitiesCapacity = newSize;

35
src/EcsWorld.pools.cs
View File

@ -136,10 +136,35 @@ namespace DCFApixels.DragonECS
Array.Resize(ref _poolComponentCounts, _pools.Length);
ArrayUtility.Fill(_pools, _nullPool, oldCapacity, oldCapacity - _pools.Length);
for (int i = 0; i < _entitiesCapacity; i++)
//for (int i = 0; i < _entitiesCapacity; i++)
//{
// //Array.Resize(ref _entityComponentMasks[i], _pools.Length / 32 + 1);
//}
int newEntityComponentMaskLength = _pools.Length / COMPONENT_MATRIX_MASK_BITSIZE + 1;
int dif = newEntityComponentMaskLength - _entityComponentMaskLength;
if (dif > 0)
{
Array.Resize(ref _entitiesComponentMasks[i], _pools.Length / 32 + 1);
int[] newEntityComponentMasks = new int[_entitiesCapacity * newEntityComponentMaskLength];
int indxMax = _entityComponentMaskLength * _entitiesCapacity;
int indx = 0;
int newIndx = 0;
int nextIndx = _entityComponentMaskLength;
while (indx < indxMax)
{
while (indx < nextIndx)
{
newEntityComponentMasks[newIndx] = _entityComponentMasks[indx];
indx++;
newIndx++;
}
newIndx += dif;
nextIndx += _entityComponentMaskLength;
}
_entityComponentMaskLength = newEntityComponentMaskLength;
_entityComponentMasks = newEntityComponentMasks;
}
}
if (_pools[componentTypeID] != _nullPool)
@ -160,14 +185,14 @@ namespace DCFApixels.DragonECS
{
_poolComponentCounts[componentTypeID]++;
_componentCounts[entityID]++;
_entitiesComponentMasks[entityID][maskBit.chankIndex] |= maskBit.mask;
_entityComponentMasks[entityID * _entityComponentMaskLength + maskBit.chankIndex] |= maskBit.mask;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void UnregisterEntityComponent(int entityID, int componentTypeID, EcsMaskChunck maskBit)
{
_poolComponentCounts[componentTypeID]--;
var count = --_componentCounts[entityID];
_entitiesComponentMasks[entityID][maskBit.chankIndex] &= ~maskBit.mask;
_entityComponentMasks[entityID * _entityComponentMaskLength + maskBit.chankIndex] &= ~maskBit.mask;
if (count == 0 && IsUsed(entityID))
{
@ -180,7 +205,7 @@ namespace DCFApixels.DragonECS
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private bool HasEntityComponent(int entityID, EcsMaskChunck maskBit)
{
return (_entitiesComponentMasks[entityID][maskBit.chankIndex] & maskBit.mask) != maskBit.mask;
return (_entityComponentMasks[entityID * _entityComponentMaskLength + maskBit.chankIndex] & maskBit.mask) != maskBit.mask;
}
#endregion