Added WorldEnumerator with 4 generic parameters

This commit is contained in:
Simon Lübeß
2021-09-11 16:31:16 +02:00
parent 5c95668a1d
commit 29749f64e9
2 changed files with 39 additions and 0 deletions
+6
View File
@@ -257,6 +257,12 @@ namespace GlitchyEngine.World
return WorldEnumerator<TComponent0, TComponent1, TComponent2>(this);
}
public WorldEnumerator<TComponent0, TComponent1, TComponent2, TComponent3> Enumerate<TComponent0, TComponent1, TComponent2, TComponent3>()
where TComponent0 : struct where TComponent1 : struct where TComponent2 : struct where TComponent3 : struct
{
return WorldEnumerator<TComponent0, TComponent1, TComponent2, TComponent3>(this);
}
public static void Test()
{
EcsWorld world = new .();
@@ -134,4 +134,37 @@ namespace GlitchyEngine.World
return .Ok((entity.Value, component0, component1, component2));
}
}
public struct WorldEnumerator<TComponent0, TComponent1, TComponent2, TComponent3> : WorldEnumerator,
IEnumerator<(Entity Entity, TComponent0* Component0, TComponent1* Component1, TComponent2* Component2, TComponent3* Component3)>
where TComponent0 : struct where TComponent1 : struct where TComponent2 : struct where TComponent3 : struct
{
internal EcsWorld.ComponentPoolEntry* _componentPool0;
internal EcsWorld.ComponentPoolEntry* _componentPool1;
internal EcsWorld.ComponentPoolEntry* _componentPool2;
internal EcsWorld.ComponentPoolEntry* _componentPool3;
public this(EcsWorld world) : base(world, scope Type[](typeof(TComponent0), typeof(TComponent1), typeof(TComponent2), typeof(TComponent3)))
{
_componentPool0 = &world.GetComponentPool<TComponent0>();
_componentPool1 = &world.GetComponentPool<TComponent1>();
_componentPool2 = &world.GetComponentPool<TComponent2>();
_componentPool3 = &world.GetComponentPool<TComponent3>();
}
public new Result<(Entity Entity, TComponent0* Component0, TComponent1* Component1, TComponent2* Component2, TComponent3* Component3)> GetNext() mut
{
Result<Entity> entity = base.GetNext();
if(entity case .Err)
return .Err;
TComponent0* component0 = (.)_componentPool0.Pool.Get(entity.Value.Index);
TComponent1* component1 = (.)_componentPool1.Pool.Get(entity.Value.Index);
TComponent2* component2 = (.)_componentPool2.Pool.Get(entity.Value.Index);
TComponent3* component3 = (.)_componentPool3.Pool.Get(entity.Value.Index);
return .Ok((entity.Value, component0, component1, component2, component3));
}
}
}