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36 lines
1.2 KiB
36 lines
1.2 KiB
using System; |
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using static flecs_hub.flecs; |
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namespace gaemstone.ECS; |
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public readonly struct Id |
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: IEquatable<Id> |
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{ |
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public readonly ecs_id_t Value; |
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public IdFlags Flags => (IdFlags)(Value & ECS_ID_FLAGS_MASK); |
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public bool IsPair => ecs_id_is_pair(this); |
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public bool IsWildcard => ecs_id_is_wildcard(this); |
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public Entity RelationUnsafe => new(new() { Data = (Value & ECS_COMPONENT_MASK) >> 32 }); |
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public Entity TargetUnsafe => new(new() { Data = Value & ECS_ENTITY_MASK }); |
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public Id(ecs_id_t value) => Value = value; |
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public static Id Pair(Entity relation, Entity target) |
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=> new(ecs_make_pair(relation, target)); |
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public bool Equals(Id other) => Value.Data == other.Value.Data; |
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public override bool Equals(object? obj) => (obj is Id other) && Equals(other); |
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public override int GetHashCode() => Value.Data.GetHashCode(); |
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public override string? ToString() |
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=> (Flags != default) ? $"Id({Value.Data}, Flags={Flags})" |
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: $"Id({Value.Data})"; |
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public static bool operator ==(Id left, Id right) => left.Equals(right); |
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public static bool operator !=(Id left, Id right) => !left.Equals(right); |
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public static implicit operator ecs_id_t(Id id) => id.Value; |
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public static implicit operator Term(Id id) => new(id); |
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}
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