14.6. Perlin Noise

14.6.1. Общая информация

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. Активация фильтра

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

14.6.3. Параметры

Рисунок 17.328. «Perlin Noise» filter options

«Perlin Noise» filter options

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

These options are described in Раздел 2, «Common Features».

Alpha

Low values give sharper noise

Рисунок 17.329. «Alpha » option examples

«Alpha » option examples

Alpha = 0.300

«Alpha » option examples

Alpha = 3.600


Масштаб

Scale of the noise function: works like a zoom.

Z offset

Vary noise.

Рисунок 17.330. «Z offset» option examples

«Z offset» option examples

Z offset = -1000

«Z offset» option examples

Z offset = 0.900


Число повторов

The number of noise octaves.

Iterations = 7