14.6. Perlin Noise

14.6.1. Wirkungsweise

This filter generates a noise texture using the Perlin Noise algorithm. Results don't depend on the image you opened.

Filter applied with default options: Alpha=1.200 Scale=1.800 Z offset=-1.000 Iterations=3

14.6.2. Filteraufruf

This filter is found in the image window menu under FiltersRenderNoisePerlin Noise….

14.6.3. Eigenschaften

Abbildung 17.328. Perlin Noise filter options

Perlin Noise filter options

Presets, Preview, Split view, Use selection as input
[Anmerkung] Anmerkung

These options are described in Abschnitt 2, „Gemeinsame Funktionsmerkmale“.

Alpha

Low values give sharper noise

Abbildung 17.329. Alpha option examples

Alpha option examples

Alpha = 0.300

Alpha option examples

Alpha = 3.600


Skalierung

Scale of the noise function: works like a zoom.

Z offset

Vary noise.

Abbildung 17.330. Z offset option examples

Z offset option examples

Z offset = -1000

Z offset option examples

Z offset = 0.900


Iterationen

The number of noise octaves.

Iterations = 7