7.41. Alfa a selezione
| 7. Il menu «Livello» |

### 7.41. Alfa a selezione

The Alpha to Selection command creates a selection from the combined alpha channels of all selected layers. This selection replaces the existing selection.

Opaque areas are fully selected, transparent areas are unselected, and translucent areas are partially selected. The alpha channels of the selected layers are not changed.

#### 7.41.1. Attivazione del comando

You can access this command

- From the main menu through Layer → Transparency → Alpha to Selection.

- From the Layers Dialog, you can access it through the Alpha to Selection command of its context menu.

#### 7.41.2. Esempio

Figura 16.107. Applicazione del comando «alfa a selezione»

Example image and its layers.

I pixel non trasparenti del livello attivo hanno rimpiazzato la selezione rettangolare esistente.

7.40. Soglia alfa |  | 7.42. Add Alpha to Selection

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