# `ExMujoco.Types.Builtin`
[🔗](https://github.com/d-led/ex.mujoco/blob/main/lib/ex_mujoco/types/builtin.ex#L2)

`mjtBuiltin`, from MuJoCo's headers, as numbers. All 4 values carry a number in the header.

# `t`

```elixir
@type t() :: integer()
```

# `checker`

```elixir
@spec checker() :: 2
```

mjBUILTIN_CHECKER is 2.

# `flat`

```elixir
@spec flat() :: 3
```

mjBUILTIN_FLAT is 3.

# `gradient`

```elixir
@spec gradient() :: 1
```

mjBUILTIN_GRADIENT is 1.

# `none`

```elixir
@spec none() :: 0
```

mjBUILTIN_NONE is 0.

# `to_atom`

```elixir
@spec to_atom(integer() | atom()) :: atom() | nil
```

The name behind an integer. An atom is already one.

# `to_integer`

```elixir
@spec to_integer(t() | atom()) :: integer() | nil
```

The integer behind a name. An integer is already one.

# `values`

```elixir
@spec values() :: [{atom(), integer()}]
```

Every value, as `{name, integer}`, in the order the header lists them.

---

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