14.6. Perlin Noise

14.6.1. Pregled

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. Aktiviranje filtra

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

14.6.3. Možnosti

Slika 17.335. Perlin Noise filter options

“Perlin Noise” filter options

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

These options are described in Razdelek 2, “Common Features”.

Alpha

Low values give sharper noise

Slika 17.336. Alpha option examples

“Alpha ” option examples

Alpha = 0.300

“Alpha ” option examples

Alpha = 3.600


Scale

Scale of the noise function: works like a zoom.

Z offset

Vary noise.

Slika 17.337. Z offset option examples

“Z offset” option examples

Z offset = -1000

“Z offset” option examples

Z offset = 0.900


Ponovitve

The number of noise octaves.

Iterations = 7