| TYPE | NAME | DESCRIPTION |
|---|---|---|
| INT32 | run_mode | Interactive, non-interactive |
| IMAGE | image | Input image (unused) |
| DRAWABLE | drawable | Input drawable |
| INT32 | xcenter | X coordinates of the center of supernova |
| INT32 | ycenter | Y coordinates of the center of supernova |
| COLOUR | color | Color of supernova |
| INT32 | radius | Radius of supernova |
| INT32 | nspoke | Number of spokes |
| INT32 | randomhue | Random hue |