| name | type | arguments | Default | description |
|---|---|---|---|---|
| left | MatterJS.BodyType | <optional> | null |
The left wall for the Matter World. |
| right | MatterJS.BodyType | <optional> | null |
The right wall for the Matter World. |
| top | MatterJS.BodyType | <optional> | null |
The top wall for the Matter World. |
| bottom | MatterJS.BodyType | <optional> | null |
The bottom wall for the Matter World. |