This window is used to edit lookup tables.

Lookup tables are edited in the following ways.
| Operation | Description |
|---|---|
| Left button click | Selects keys. |
| Clicking the right mouse button | Add/delete key Deletes the keys in the selected area if there is one or adds a key if there isn't. |
| Center button drag | Moves the key and slope. |
| SHIFT + Center button drag | The slope of the selected key is separated into left and right components which can be changed independently. The left and right slope can be connected by another Shift + Center button drag operation. |
| Keyboard [ , ] | Selects the previous key. |
| Keyboard [ . ] | Selects the next key. |
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