# LocomotionState

> Talos 0.6 · Since 0.6

## Signature

```ts
export interface LocomotionState {
  /** Footsteps heard since this behavior was attached. */
  steps: number
  /** The last value written to the parameter, or the last speed seen when the engine drives it. */
  speed: number
  /** True when the scene bound the parameter to a controller fact, so the engine drives it. */
  engineDriven: boolean
  /** False when the animator has no such parameter; the behavior then does nothing. */
  bound: boolean
  /**
   * False when this behavior would have to drive the parameter and has nothing to drive it
   * with: no `source` on the parameter and no `controller` component to read a velocity
   * from. The blend then sits on its first clip, which `init` says once.
   */
  driveable: boolean
}
```

Import: `import type { LocomotionState } from "@argus/gameplay"`

## Members

| Member | Signature | Description |
|---|---|---|
| `steps` | `steps: number` | Footsteps heard since this behavior was attached. |
| `speed` | `speed: number` | The last value written to the parameter, or the last speed seen when the engine drives it. |
| `engineDriven` | `engineDriven: boolean` | True when the scene bound the parameter to a controller fact, so the engine drives it. |
| `bound` | `bound: boolean` | False when the animator has no such parameter; the behavior then does nothing. |
| `driveable` | `driveable: boolean` | False when this behavior would have to drive the parameter and has nothing to drive it with: no `source` on the parameter and no `controller` component to read a velocity from. The blend then sits on its first clip, which `init` says once. |