1995-1996
Spencer Kimball & Peter Mattis
Returns the specified image's active layer.
If there is an active layer, its ID will be returned, otherwise, -1. If a channel is currently active, then no layer will be. If a layer mask is active, then this will return the associated layer.
unknown
| Type | Name | Description |
|---|---|---|
| PF_IMAGE | image | The image |
| Type | Name | Description |
|---|---|---|
| PF_LAYER | active-layer | The active layer |