7.8. Spread
| 7. Filtri di disturbo |

### 7.8. Spread

#### 7.8.1. Overview

Figura 17.151. Example of applying the Spread filter

Original image

Filter «Spread» applied

The Spread filter swaps each pixel in the active layer or selection with another randomly chosen pixel by a user specified amount. It works on color transitions, not on plain color areas. No new color is introduced.

#### 7.8.2. Activate the filter

You can find this filter through Filters → Noise → Spread….

#### 7.8.3. Options

Figura 17.152. «Spread» filter options

Presets, Preview, Split view

  | Nota
  Queste opzioni sono descritte in Sezione 2, «Caratteristiche comuni».

Horizontal, Vertical

  You can set the distance that pixels will be moved along Horizontal and Vertical axis. The axis can be locked by clicking the Chain icon.

Random seed

  Controls randomness of spreading. If the same random seed in the same situation is used, the filter produces exactly the same results. A different random seed produces different results. Random seed can be entered manually or generated randomly by pressing New Seed button.

7.7. Slur |  | 8. Filtri di rilevamento contorni

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