Overlay Library
In the Matter sidebar's 
library tab, the 
overlay library manages the groups of overlays and the overlays available in your database.
Groups of overlays are listed in the upper part of the library.
Icon | Description |
|---|---|
| Create a new group. |
| Duplicate the selected group. |
| Rename the selected group. |
| Delete the selected group. |
Double-clicking on the overlay thumbnail makes it active and opens the overlays editor.
The list of overlays shows all of the existing overlays in the selected group. Using the buttons below the list, you can:
Icon | Description |
|---|---|
| Create a new overlay. |
| Duplicate the selected overlay. |
| Edit the selected overlay by opening the Overlays editor. |
| Rename the selected overlay. |
| Import overlays that you have previously saved. |
| Export the selected overlays. |
| Delete the selected overlays. |
| Purge overlays that have not been used (overlays that are not assigned to any camera sensors). |
| Modify the way in which the list is displayed. |
Right-clicking on a overlay opens a context menu offering the following options:
Icon | Function | Description |
|---|---|---|
| Set active | Make the overlay you have clicked active and shows it in the lower part of the library. |
| Edit | Edit the selected overlay by opening the Overlays editor. |
| Duplicate | Duplicate the selected overlay. |
| Rename | Rename the selected overlay. |
| Usage list | Show a list of all sensors to which this overlay has been assigned. |
| Replace with | Replace the selected overlay(s) with another overlay from the overlay library. TipThis functionality is available if at least two materials already exist in the overlay library. |
| Import | Import overlays that you have previously saved. |
| Export | Export the selected overlays. |
| Delete | Delete the selected overlays. |
The active material is shown in the lower part of the library:
Icon | Description |
|---|---|
Thumbnail | Double-clicking on the thumbnail opens the Overlays editor. |
| Use the eyedropper to pick an overlay from a viewport and render it active. |
| Open editor Overlays for active overlay. |
| Select the active overlay in the list of overlays. |
