MoonTools.ECS/src/Entity.cs

50 lines
791 B
C#

using System;
namespace MoonTools.ECS
{
public struct Entity : IEquatable<Entity>
{
public int ID { get; }
internal Entity(int id)
{
ID = id;
}
public override bool Equals(object? obj)
{
return obj is Entity entity && Equals(entity);
}
public override int GetHashCode()
{
return HashCode.Combine(ID);
}
public bool Equals(Entity other)
{
return ID == other.ID;
}
public static bool operator ==(Entity a, Entity b)
{
return a.Equals(b);
}
public static bool operator !=(Entity a, Entity b)
{
return !a.Equals(b);
}
public static implicit operator int(Entity e)
{
return e.ID;
}
public static implicit operator Entity(int i)
{
return new Entity(i);
}
}
}