| Terrain | S | Surface terrain | Surface |
| Points | P | Point List to affect | Point |
| Attractors | At | Twirl Attractors | Point |
| Range | R | Twirl attractor's unique range (Leave one single value for global) | Number |
| Clockwise/Anticlockwise | Cl | Toggle between clockwise and anticlockwise twirling (Leave one single value for global) | Boolean |
| Asc/Desc | As | Toggle between Ascending/Descending values | Boolean |
| Min/Max | Mi | Toggle between Minimum/Maximum values | Boolean |
| Force | F | Global force for all the twirl attractors | Number |
| Iterations | It | Number of iterations | Integer |