# Follow2DConfig

> Talos 0.6 · Since 0.6

## Signature

```ts
export interface Follow2DConfig {
  /** What the view follows: an entity, an entity id, or null for the behavior's entity. A point pins it. */
  target: CameraTarget
  /** Added to the target's position, units: `[0, 1]` frames a character's body rather than its feet. */
  offset: Vec2
  /** `[width, height]` of the box around the view centre the target moves in without moving the view. */
  deadzone: Vec2
  /** `[x, y]` units the view leads by in the direction the target is travelling; 0 on an axis is off. */
  lookAhead: Vec2
  /** Units per second below which the target counts as standing: the lead keeps its last direction. */
  lookAheadMinSpeed: number
  /** Smoothing rate for the lead turning round; higher is snappier, 0 is instant. */
  lookAheadLambda: number
  /** Smoothing rate for the view centre; higher is tighter, 0 is rigid. */
  followLambda: number
  /** What the view stays inside: a rectangle, a `tilemap` entity (or its id), or null for no limit. */
  bounds: Rect2 | EntityHandle | string | null
  /** The camera's Z; it looks down -Z at the XY plane. */
  z: number
  /** Draw at the largest whole-number scale that shows at least `minHeight` units; null leaves the lens alone. */
  pixelScale: PixelScaleConfig | null
}
```

Import: `import type { Follow2DConfig } from "@argus/gameplay"`

## Members

| Member | Signature | Description |
|---|---|---|
| `target` | `target: CameraTarget` | What the view follows: an entity, an entity id, or null for the behavior's entity. A point pins it. |
| `offset` | `offset: Vec2` | Added to the target's position, units: `[0, 1]` frames a character's body rather than its feet. |
| `deadzone` | `deadzone: Vec2` | `[width, height]` of the box around the view centre the target moves in without moving the view. |
| `lookAhead` | `lookAhead: Vec2` | `[x, y]` units the view leads by in the direction the target is travelling; 0 on an axis is off. |
| `lookAheadMinSpeed` | `lookAheadMinSpeed: number` | Units per second below which the target counts as standing: the lead keeps its last direction. |
| `lookAheadLambda` | `lookAheadLambda: number` | Smoothing rate for the lead turning round; higher is snappier, 0 is instant. |
| `followLambda` | `followLambda: number` | Smoothing rate for the view centre; higher is tighter, 0 is rigid. |
| `bounds` | `bounds: Rect2 \| EntityHandle \| string \| null` | What the view stays inside: a rectangle, a `tilemap` entity (or its id), or null for no limit. |
| `z` | `z: number` | The camera's Z; it looks down -Z at the XY plane. |
| `pixelScale` | `pixelScale: PixelScaleConfig \| null` | Draw at the largest whole-number scale that shows at least `minHeight` units; null leaves the lens alone. |