# `Sidereon.GNSS.Fusion.FusionRtsHistoryBuilder`
[🔗](https://github.com/neilberkman/sidereon-ex/blob/main/lib/sidereon/gnss/fusion.ex#L377)

Builder for a recorded GNSS/INS fusion forward pass.

# `t`

```elixir
@type t() :: %Sidereon.GNSS.Fusion.FusionRtsHistoryBuilder{handle: reference()}
```

# `finish`

```elixir
@spec finish(t()) ::
  {:ok, Sidereon.GNSS.Fusion.FusionRtsHistory.t()} | {:error, term()}
```

Finish the builder and return a smoothing-ready history.

# `from_filter`

```elixir
@spec from_filter(Sidereon.GNSS.Fusion.Filter.t()) :: {:ok, t()} | {:error, term()}
```

Start a recorded history from the filter's current checkpoint.

# `new`

```elixir
@spec new() :: t()
```

Start an empty recorded history builder.

---

*Consult [api-reference.md](api-reference.md) for complete listing*