Original image

Filter applied

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).

This filter is found in the main menu under Filters → Blur → Linear Motion Blur….

Presets, Input Type, Clipping, Blending Options, Preview, Merge filter, Split view


	These options are described in .

Length

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

Angle

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.

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.