# DVE Shadow

| Message                     | Description                                          | Arguments |
| --------------------------- | ---------------------------------------------------- | --------- |
| `/mixeffect/usk/dve/shadow` | Sets the shadow settings for the DVE upstream keyer. | Multiple  |

| Argument               | Type    | Description                                                                                                                                                                                                                                           |
| ---------------------- | ------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Light Source Direction | Integer | Float from 0 to 360                                                                                                                                                                                                                                   |
| Light Source Altitude  | Integer | Integer from 0 to 100.                                                                                                                                                                                                                                |
| USK                    | Integer | One-based index of the Upstream Keyer. Default is 1.                                                                                                                                                                                                  |
| M/E                    | Integer | One-based index of the Mix Effect Bus. Default is 1.                                                                                                                                                                                                  |
| Duration               | Integer | <p>(Optional)<br>0 = Off<br>1-10000 = Number of milliseconds to tween the parameters. Default is 0.</p>                                                                                                                                               |
| Style                  | Integer | <p>(Optional)<br>0 = Cosine<br>1 = Cubed<br>2 = Inverse Cubed<br>3 = Inverse Squared<br>4 = Linear<br>5 = Sine<br>6 = Smooth Step<br>7 = Smoother Step<br>8 = Squared<br>9 = Ease In Out Elastic<br>10 = Ease Out Bounce<br>11 = Ease Out Elastic</p> |