14.18. Spiral

14.18. Spiral
	14. Filtri Render

14.18.1. Panoramica

Figura 17.362. Applying example for the Spiral filter

Filter «Spiral» applied

You can find this filter from the main menu through Filters → Render → Pattern → Spiral….

The Spiral filter allows you to make spiral patterns using two different colors. Besides choosing the colors, several other parameters are available to control the appearance of the spiral.

I risultati non dipendono dall'immagine originale.

14.18.2. Opzioni

Figura 17.363. «Spiral» filter options dialog

Presets, «Input Type», Ritaglio, Blending Options, Anteprima, Merge filter, Split view

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

Tipo

The type of spiral pattern. It can be Linear, where the spiral has the same thickness everywhere, or Logarithmic, where the spiral starts small in the middle and gets larger the closer to the edge you get.

X, Y

The starting offset of the spiral pattern.

Radius

The spiral radius controls the size of the spirals.

Balance

The area balance between the two colors.

Rotazione

The rotation angle of the spiral.

Direction

The spiral swirl of the rotation can be either Clockwise, or Counter-clockwise.

Color 1, Color 2

Here, you can set the two colors that make up the spiral.

On-canvas controls

If this setting is enabled, which is the default, you can control the Radius, Balance and Rotation with the controls on top of the image.