3.7. Linear Motion Blur

3.7.1. Общая информация

Рисунок 17.22. The Linear Motion Blur filter

The Linear Motion Blur filter

Исходное изображение

The Linear Motion Blur filter

Результат обработки


This filter creates a linear blur in a direction determined by the «Angle» option. The default direction is horizontal to the right (0.000 degree).

3.7.2. Параметры

Рисунок 17.23. «Linear Motion Blur» filter options

Linear Motion Blur filter options

Presets, Preview, Split view

These options are common to GEGL-based filters. Please refer to Раздел 2, «Common Features».

Длина

In this case, «Length» represents the blur intensity. More Length will result in more blurring.

Угол

«Angle» describes the direction of the movement. Thus, a setting of 90 will produce a vertical blur, and a setting of 0 will produce a horizontal blur.

Use selection as input

Explained in Раздел 3.4, «Пикселизация».

On-canvas controls

This option (default) allows you to modify blur settings directly on canvas, for easier visual tweaking of blur settings. It displays a line with handle on both ends to vary direction and transform.

Press Ctrl key to change direction by 15° steps.