rewrite storage getters to avoid dictionaries
parent
2a1f265f84
commit
2adecf771a
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@ -10,11 +10,13 @@ internal class ComponentStorage : IDisposable
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internal readonly NativeArray Components;
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internal readonly NativeArray<Entity> EntityIDs;
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internal readonly TypeId TypeId;
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internal readonly int ElementSize;
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private bool IsDisposed;
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public ComponentStorage(TypeId typeId, int elementSize)
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{
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ElementSize = elementSize;
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Components = new NativeArray(elementSize);
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EntityIDs = new NativeArray<Entity>();
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TypeId = typeId;
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@ -10,6 +10,7 @@ internal class RelationStorage
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{
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internal NativeArray Relations;
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internal NativeArray RelationDatas;
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internal int ElementSize;
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internal Dictionary<(Entity, Entity), int> Indices = new Dictionary<(Entity, Entity), int>(16);
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internal Dictionary<Entity, IndexableSet<Entity>> OutRelationSets = new Dictionary<Entity, IndexableSet<Entity>>(16);
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internal Dictionary<Entity, IndexableSet<Entity>> InRelationSets = new Dictionary<Entity, IndexableSet<Entity>>(16);
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@ -19,6 +20,7 @@ internal class RelationStorage
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public RelationStorage(int relationDataSize)
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{
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ElementSize = relationDataSize;
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Relations = new NativeArray(Unsafe.SizeOf<(Entity, Entity)>());
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RelationDatas = new NativeArray(relationDataSize);
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}
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@ -8,12 +8,12 @@ namespace MoonTools.ECS;
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// TODO: we should implement a NativeDictionary that can be memcopied
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public class Snapshot : IDisposable
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{
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private Dictionary<TypeId, ComponentSnapshot> ComponentSnapshots = new Dictionary<TypeId, ComponentSnapshot>();
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private List<ComponentSnapshot> ComponentSnapshots = new List<ComponentSnapshot>();
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// FIXME: we could just have a filter ID
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private Dictionary<FilterSignature, List<Entity>> Filters = new Dictionary<FilterSignature, List<Entity>>();
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private Dictionary<TypeId, RelationSnapshot> RelationSnapshots =
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new Dictionary<TypeId, RelationSnapshot>();
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private List<RelationSnapshot> RelationSnapshots = new List<RelationSnapshot>();
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private Dictionary<Entity, IndexableSet<TypeId>> EntityRelationIndex =
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new Dictionary<Entity, IndexableSet<TypeId>>();
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@ -21,7 +21,7 @@ public class Snapshot : IDisposable
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private Dictionary<Entity, IndexableSet<TypeId>> EntityComponentIndex =
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new Dictionary<Entity, IndexableSet<TypeId>>();
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private Dictionary<Entity, string> EntityTags = new Dictionary<Entity, string>();
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private List<string> EntityTags = new List<string>();
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private IdAssigner EntityIdAssigner = new IdAssigner();
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@ -48,30 +48,29 @@ public class Snapshot : IDisposable
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// clear all component storages in case any were created after snapshot
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// FIXME: this can be eliminated via component discovery
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foreach (var (typeId, componentStorage) in world.ComponentIndex)
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foreach (var componentStorage in world.ComponentIndex)
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{
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componentStorage.Clear();
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}
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// clear all relation storages in case any were created after snapshot
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// FIXME: this can be eliminated via component discovery
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foreach (var (typeId, relationStorage) in world.RelationIndex)
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foreach (var relationStorage in world.RelationIndex)
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{
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relationStorage.Clear();
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}
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// restore components
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foreach (var (typeId, componentSnapshot) in ComponentSnapshots)
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for (var i = 0; i < world.ComponentIndex.Count; i += 1)
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{
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var componentStorage = world.ComponentIndex[typeId];
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componentSnapshot.Restore(componentStorage);
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var componentStorage = world.ComponentIndex[i];
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ComponentSnapshots[i].Restore(componentStorage);
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}
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// restore relation state
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foreach (var (typeId, relationSnapshot) in RelationSnapshots)
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for (var i = 0; i < RelationSnapshots.Count; i += 1)
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{
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var relationStorage = world.RelationIndex[typeId];
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relationSnapshot.Restore(relationStorage);
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var relationStorage = world.RelationIndex[i];
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RelationSnapshots[i].Restore(relationStorage);
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}
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// restore entity relation index state
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@ -107,9 +106,10 @@ public class Snapshot : IDisposable
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}
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// restore entity tags
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foreach (var (id, s) in EntityTags)
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world.EntityTags.Clear();
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foreach (var s in EntityTags)
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{
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world.EntityTags[id] = s;
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world.EntityTags.Add(s);
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}
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}
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@ -125,15 +125,25 @@ public class Snapshot : IDisposable
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}
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// copy components
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foreach (var (typeId, componentStorage) in world.ComponentIndex)
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for (var i = ComponentSnapshots.Count; i < world.ComponentIndex.Count; i += 1)
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{
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TakeComponentSnapshot(typeId, componentStorage);
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ComponentSnapshots.Add(new ComponentSnapshot(world.ComponentIndex[i].ElementSize));
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}
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for (var i = 0; i < world.ComponentIndex.Count; i += 1)
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{
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ComponentSnapshots[i].Take(world.ComponentIndex[i]);
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}
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// copy relations
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foreach (var (typeId, relationStorage) in world.RelationIndex)
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for (var i = RelationSnapshots.Count; i < world.RelationIndex.Count; i += 1)
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{
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TakeRelationSnapshot(typeId, relationStorage);
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RelationSnapshots.Add(new RelationSnapshot(world.RelationIndex[i].ElementSize));
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}
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for (var i = 0; i < world.RelationIndex.Count; i += 1)
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{
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RelationSnapshots[i].Take(world.RelationIndex[i]);
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}
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// copy entity relation index
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@ -171,9 +181,10 @@ public class Snapshot : IDisposable
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}
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// copy entity tags
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foreach (var (id, s) in world.EntityTags)
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EntityTags.Clear();
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foreach (var s in world.EntityTags)
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{
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EntityTags[id] = s;
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EntityTags.Add(s);
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}
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}
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@ -193,28 +204,6 @@ public class Snapshot : IDisposable
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}
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}
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private void TakeComponentSnapshot(TypeId typeId, ComponentStorage componentStorage)
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{
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if (!ComponentSnapshots.TryGetValue(typeId, out var componentSnapshot))
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{
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componentSnapshot = new ComponentSnapshot(componentStorage.Components.ElementSize);
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ComponentSnapshots.Add(typeId, componentSnapshot);
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}
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componentSnapshot.Take(componentStorage);
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}
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private void TakeRelationSnapshot(TypeId typeId, RelationStorage relationStorage)
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{
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if (!RelationSnapshots.TryGetValue(typeId, out var snapshot))
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{
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snapshot = new RelationSnapshot(relationStorage.RelationDatas.ElementSize);
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RelationSnapshots.Add(typeId, snapshot);
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}
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snapshot.Take(relationStorage);
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}
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private class ComponentSnapshot : IDisposable
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{
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private readonly NativeArray Components;
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@ -348,12 +337,12 @@ public class Snapshot : IDisposable
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{
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if (disposing)
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{
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foreach (var componentSnapshot in ComponentSnapshots.Values)
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foreach (var componentSnapshot in ComponentSnapshots)
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{
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componentSnapshot.Dispose();
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}
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foreach (var relationSnapshot in RelationSnapshots.Values)
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foreach (var relationSnapshot in RelationSnapshots)
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{
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relationSnapshot.Dispose();
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}
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@ -1,4 +1,5 @@
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using System;
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using System.Runtime.CompilerServices;
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namespace MoonTools.ECS;
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@ -8,4 +9,73 @@ public readonly record struct TypeId(uint Value) : IComparable<TypeId>
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{
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return Value.CompareTo(other.Value);
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}
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public static implicit operator int(TypeId typeId)
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{
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return (int) typeId.Value;
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}
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}
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public class ComponentTypeIdAssigner
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{
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protected static ushort Counter;
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}
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public class ComponentTypeIdAssigner<T> : ComponentTypeIdAssigner
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{
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public static readonly ushort Id;
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public static readonly int Size;
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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static ComponentTypeIdAssigner()
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{
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Id = Counter++;
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Size = Unsafe.SizeOf<T>();
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World.ComponentTypeElementSizes.Add(Size);
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#if DEBUG
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World.ComponentTypeToId[typeof(T)] = new TypeId(Id);
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#endif
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}
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}
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public class RelationTypeIdAssigner
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{
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protected static ushort Counter;
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}
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public class RelationTypeIdAssigner<T> : RelationTypeIdAssigner
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{
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public static readonly ushort Id;
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public static readonly int Size;
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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static RelationTypeIdAssigner()
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{
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Id = Counter++;
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Size = Unsafe.SizeOf<T>();
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World.RelationTypeElementSizes.Add(Size);
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}
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}
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public class MessageTypeIdAssigner
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{
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protected static ushort Counter;
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}
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public class MessageTypeIdAssigner<T> : MessageTypeIdAssigner
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{
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public static readonly ushort Id;
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public static readonly int Size;
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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static MessageTypeIdAssigner()
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{
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Id = Counter++;
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Size = Unsafe.SizeOf<T>();
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World.MessageTypeElementSizes.Add(Size);
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}
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}
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155
src/World.cs
155
src/World.cs
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@ -7,85 +7,64 @@ namespace MoonTools.ECS;
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public class World : IDisposable
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{
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// Get TypeId from a Type
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private readonly Dictionary<Type, TypeId> TypeToId = new Dictionary<Type, TypeId>();
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#if DEBUG
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private Dictionary<TypeId, Type> IdToType = new Dictionary<TypeId, Type>();
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// TODO: is there a smarter way to do this?
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internal static Dictionary<Type, TypeId> ComponentTypeToId = new Dictionary<Type, TypeId>();
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internal static List<Type> ComponentTypeIdToType = new List<Type>();
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#endif
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// Get element size from a TypeId
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private readonly Dictionary<TypeId, int> ElementSizes = new Dictionary<TypeId, int>();
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internal static List<int> ComponentTypeElementSizes = new List<int>();
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internal static List<int> RelationTypeElementSizes = new List<int>();
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internal static List<int> MessageTypeElementSizes = new List<int>();
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// Filters
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internal readonly Dictionary<FilterSignature, Filter> FilterIndex = new Dictionary<FilterSignature, Filter>();
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private readonly Dictionary<TypeId, List<Filter>> TypeToFilter = new Dictionary<TypeId, List<Filter>>();
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private readonly List<List<Filter>> ComponentTypeToFilter = new List<List<Filter>>();
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// TODO: can we make the tag an native array of chars at some point?
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internal Dictionary<Entity, string> EntityTags = new Dictionary<Entity, string>();
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internal List<string> EntityTags = new List<string>();
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// Relation Storages
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internal Dictionary<TypeId, RelationStorage> RelationIndex = new Dictionary<TypeId, RelationStorage>();
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internal List<RelationStorage> RelationIndex = new List<RelationStorage>();
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internal Dictionary<Entity, IndexableSet<TypeId>> EntityRelationIndex = new Dictionary<Entity, IndexableSet<TypeId>>();
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// Message Storages
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private Dictionary<TypeId, MessageStorage> MessageIndex = new Dictionary<TypeId, MessageStorage>();
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private List<MessageStorage> MessageIndex = new List<MessageStorage>();
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public FilterBuilder FilterBuilder => new FilterBuilder(this);
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internal readonly Dictionary<TypeId, ComponentStorage> ComponentIndex = new Dictionary<TypeId, ComponentStorage>();
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internal readonly List<ComponentStorage> ComponentIndex = new List<ComponentStorage>();
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internal Dictionary<Entity, IndexableSet<TypeId>> EntityComponentIndex = new Dictionary<Entity, IndexableSet<TypeId>>();
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internal IdAssigner EntityIdAssigner = new IdAssigner();
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private IdAssigner TypeIdAssigner = new IdAssigner();
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private bool IsDisposed;
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internal TypeId GetTypeId<T>() where T : unmanaged
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{
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if (TypeToId.ContainsKey(typeof(T)))
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{
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return TypeToId[typeof(T)];
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}
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var typeId = new TypeId(TypeIdAssigner.Assign());
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TypeToId.Add(typeof(T), typeId);
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ElementSizes.Add(typeId, Unsafe.SizeOf<T>());
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#if DEBUG
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IdToType.Add(typeId, typeof(T));
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#endif
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return typeId;
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}
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internal TypeId GetComponentTypeId<T>() where T : unmanaged
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{
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var typeId = GetTypeId<T>();
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if (ComponentIndex.TryGetValue(typeId, out var componentStorage))
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var typeId = new TypeId(ComponentTypeIdAssigner<T>.Id);
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if (typeId < ComponentIndex.Count)
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{
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return typeId;
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}
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componentStorage = new ComponentStorage(typeId, ElementSizes[typeId]);
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ComponentIndex.Add(typeId, componentStorage);
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TypeToFilter.Add(typeId, new List<Filter>());
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// add missing storages, it's possible for there to be multiples in multi-world scenarios
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for (var i = ComponentIndex.Count; i <= typeId; i += 1)
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{
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var missingTypeId = new TypeId((uint) i);
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var componentStorage = new ComponentStorage(missingTypeId, ComponentTypeElementSizes[i]);
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ComponentIndex.Add(componentStorage);
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ComponentTypeToFilter.Add(new List<Filter>());
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}
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return typeId;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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private ComponentStorage GetComponentStorage<T>() where T : unmanaged
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{
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var typeId = GetTypeId<T>();
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if (ComponentIndex.TryGetValue(typeId, out var componentStorage))
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{
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return componentStorage;
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}
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componentStorage = new ComponentStorage(typeId, ElementSizes[typeId]);
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ComponentIndex.Add(typeId, componentStorage);
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TypeToFilter.Add(typeId, new List<Filter>());
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return componentStorage;
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var typeId = GetComponentTypeId<T>();
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return ComponentIndex[typeId];
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}
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// FILTERS
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@ -98,12 +77,12 @@ public class World : IDisposable
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foreach (var typeId in signature.Included)
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{
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TypeToFilter[typeId].Add(filter);
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ComponentTypeToFilter[(int) typeId.Value].Add(filter);
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}
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foreach (var typeId in signature.Excluded)
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{
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TypeToFilter[typeId].Add(filter);
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ComponentTypeToFilter[(int) typeId.Value].Add(filter);
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}
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FilterIndex.Add(signature, filter);
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@ -122,21 +101,20 @@ public class World : IDisposable
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{
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EntityRelationIndex.Add(entity, new IndexableSet<TypeId>());
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EntityComponentIndex.Add(entity, new IndexableSet<TypeId>());
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EntityTags.Add(tag);
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}
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EntityTags[entity] = tag;
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return entity;
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}
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public void Tag(Entity entity, string tag)
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{
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EntityTags[entity] = tag;
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EntityTags[(int) entity.ID] = tag;
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}
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public string GetTag(Entity entity)
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{
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return EntityTags[entity];
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return EntityTags[(int) entity.ID];
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}
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public void Destroy(in Entity entity)
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@ -147,7 +125,7 @@ public class World : IDisposable
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var componentStorage = ComponentIndex[componentTypeIndex];
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componentStorage.Remove(entity);
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foreach (var filter in TypeToFilter[componentTypeIndex])
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foreach (var filter in ComponentTypeToFilter[componentTypeIndex])
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{
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filter.RemoveEntity(entity);
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}
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@ -212,7 +190,7 @@ public class World : IDisposable
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{
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EntityComponentIndex[entity].Add(componentStorage.TypeId);
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foreach (var filter in TypeToFilter[componentStorage.TypeId])
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foreach (var filter in ComponentTypeToFilter[componentStorage.TypeId])
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{
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filter.Check(entity);
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}
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@ -227,7 +205,7 @@ public class World : IDisposable
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{
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EntityComponentIndex[entity].Remove(componentStorage.TypeId);
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foreach (var filter in TypeToFilter[componentStorage.TypeId])
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foreach (var filter in ComponentTypeToFilter[componentStorage.TypeId])
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{
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filter.Check(entity);
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}
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@ -236,31 +214,29 @@ public class World : IDisposable
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// RELATIONS
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private RelationStorage RegisterRelationType(TypeId typeId)
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{
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var relationStorage = new RelationStorage(ElementSizes[typeId]);
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RelationIndex.Add(typeId, relationStorage);
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return relationStorage;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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private RelationStorage GetRelationStorage<T>() where T : unmanaged
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{
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var typeId = GetTypeId<T>();
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if (RelationIndex.TryGetValue(typeId, out var relationStorage))
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var typeId = new TypeId(RelationTypeIdAssigner<T>.Id);
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if (typeId.Value < RelationIndex.Count)
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{
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return relationStorage;
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return RelationIndex[typeId];
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}
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return RegisterRelationType(typeId);
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for (var i = RelationIndex.Count; i <= typeId; i += 1)
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{
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RelationIndex.Add(new RelationStorage(RelationTypeElementSizes[i]));
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}
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return RelationIndex[typeId];
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}
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public void Relate<T>(in Entity entityA, in Entity entityB, in T relation) where T : unmanaged
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{
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var relationStorage = GetRelationStorage<T>();
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relationStorage.Set(entityA, entityB, relation);
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EntityRelationIndex[entityA].Add(TypeToId[typeof(T)]);
|
||||
EntityRelationIndex[entityB].Add(TypeToId[typeof(T)]);
|
||||
EntityRelationIndex[entityA].Add(new TypeId(RelationTypeIdAssigner<T>.Id));
|
||||
EntityRelationIndex[entityB].Add(new TypeId(RelationTypeIdAssigner<T>.Id));
|
||||
}
|
||||
|
||||
public void Unrelate<T>(in Entity entityA, in Entity entityB) where T : unmanaged
|
||||
|
|
@ -355,52 +331,52 @@ public class World : IDisposable
|
|||
|
||||
// MESSAGES
|
||||
|
||||
private TypeId GetMessageTypeId<T>() where T : unmanaged
|
||||
private MessageStorage GetMessageStorage<T>() where T : unmanaged
|
||||
{
|
||||
var typeId = GetTypeId<T>();
|
||||
var typeId = new TypeId(MessageTypeIdAssigner<T>.Id);
|
||||
|
||||
if (!MessageIndex.ContainsKey(typeId))
|
||||
if (typeId < MessageIndex.Count)
|
||||
{
|
||||
MessageIndex.Add(typeId, new MessageStorage(Unsafe.SizeOf<T>()));
|
||||
return MessageIndex[typeId];
|
||||
}
|
||||
|
||||
return typeId;
|
||||
for (var i = MessageIndex.Count; i <= typeId; i += 1)
|
||||
{
|
||||
MessageIndex.Add(new MessageStorage(MessageTypeElementSizes[i]));
|
||||
}
|
||||
|
||||
return MessageIndex[typeId];
|
||||
}
|
||||
|
||||
public void Send<T>(in T message) where T : unmanaged
|
||||
{
|
||||
var typeId = GetMessageTypeId<T>();
|
||||
MessageIndex[typeId].Add(message);
|
||||
GetMessageStorage<T>().Add(message);
|
||||
}
|
||||
|
||||
public bool SomeMessage<T>() where T : unmanaged
|
||||
{
|
||||
var typeId = GetMessageTypeId<T>();
|
||||
return MessageIndex[typeId].Some();
|
||||
return GetMessageStorage<T>().Some();
|
||||
}
|
||||
|
||||
public ReadOnlySpan<T> ReadMessages<T>() where T : unmanaged
|
||||
{
|
||||
var typeId = GetMessageTypeId<T>();
|
||||
return MessageIndex[typeId].All<T>();
|
||||
return GetMessageStorage<T>().All<T>();
|
||||
}
|
||||
|
||||
public T ReadMessage<T>() where T : unmanaged
|
||||
{
|
||||
var typeId = GetMessageTypeId<T>();
|
||||
return MessageIndex[typeId].First<T>();
|
||||
return GetMessageStorage<T>().First<T>();
|
||||
}
|
||||
|
||||
public void ClearMessages<T>() where T : unmanaged
|
||||
{
|
||||
var typeId = GetMessageTypeId<T>();
|
||||
MessageIndex[typeId].Clear();
|
||||
GetMessageStorage<T>().Clear();
|
||||
}
|
||||
|
||||
// TODO: temporary component storage?
|
||||
public void FinishUpdate()
|
||||
{
|
||||
foreach (var (_, messageStorage) in MessageIndex)
|
||||
foreach (var messageStorage in MessageIndex)
|
||||
{
|
||||
messageStorage.Clear();
|
||||
}
|
||||
|
|
@ -417,13 +393,13 @@ public class World : IDisposable
|
|||
|
||||
public IEnumerable<Entity> Debug_GetEntities(Type componentType)
|
||||
{
|
||||
var storage = ComponentIndex[TypeToId[componentType]];
|
||||
var storage = ComponentIndex[ComponentTypeToId[componentType]];
|
||||
return storage.Debug_GetEntities();
|
||||
}
|
||||
|
||||
public IEnumerable<Type> Debug_SearchComponentType(string typeString)
|
||||
{
|
||||
foreach (var type in TypeToId.Keys)
|
||||
foreach (var type in ComponentTypeToId.Keys)
|
||||
{
|
||||
if (type.ToString().ToLower().Contains(typeString.ToLower()))
|
||||
{
|
||||
|
|
@ -456,7 +432,7 @@ public class World : IDisposable
|
|||
return ComponentIndex < Types.Count;
|
||||
}
|
||||
|
||||
public Type Current => World.IdToType[Types[ComponentIndex]];
|
||||
public Type Current => ComponentTypeIdToType[Types[ComponentIndex]];
|
||||
}
|
||||
#endif
|
||||
|
||||
|
|
@ -466,17 +442,17 @@ public class World : IDisposable
|
|||
{
|
||||
if (disposing)
|
||||
{
|
||||
foreach (var componentStorage in ComponentIndex.Values)
|
||||
foreach (var componentStorage in ComponentIndex)
|
||||
{
|
||||
componentStorage.Dispose();
|
||||
}
|
||||
|
||||
foreach (var relationStorage in RelationIndex.Values)
|
||||
foreach (var relationStorage in RelationIndex)
|
||||
{
|
||||
relationStorage.Dispose();
|
||||
}
|
||||
|
||||
foreach (var messageStorage in MessageIndex.Values)
|
||||
foreach (var messageStorage in MessageIndex)
|
||||
{
|
||||
messageStorage.Dispose();
|
||||
}
|
||||
|
|
@ -497,7 +473,6 @@ public class World : IDisposable
|
|||
}
|
||||
|
||||
EntityIdAssigner.Dispose();
|
||||
TypeIdAssigner.Dispose();
|
||||
}
|
||||
|
||||
IsDisposed = true;
|
||||
|
|
|
|||
Loading…
Reference in New Issue