The following constants can be used anywhere in your code in place of the actual values:
| Name | Value | Description |
|---|---|---|
| RF_OFFSET_FRONT | 1 | Offseting toward normal direction. |
| RF_OFFSET_BACK | 2 | Offseting backward normal direction. |
| RF_OFFSET_BOTH | 3 | Offseting both of toward and backward normal directions. |