Inputs (4)
| Name | Type | Required |
|---|---|---|
| checkpoint_1 | COMBO | required |
| checkpoint_2 | COMBO | required |
| checkpoint_3 | COMBO | required |
| prev_checkpoint_stack | CHECKPOINT_STACK | optional |
Outputs (4)
| Name | Type |
|---|---|
| checkpoint_stack | CHECKPOINT_STACK |
| preview_1 | IMAGE |
| preview_2 | IMAGE |
| preview_3 | IMAGE |