
622 | Corel Painter 2015 User Guide
• Variance — creates multiple variations in the neighborhood of the displacement. The result of
increasing variance depends on the type of image and other settings.
• Direction — controls the direction of displacement. The 3 o’clock position corresponds to 0°. The
Refraction map type is not dependent on direction.
• Inverted — inverts the selected source
• Quality — changes the quality of the distortion
Applying Motion Blur
This effect makes an image appear as if it has been blurred by movement. You can control the angle, radius,
and direction of the blurring effect.
The Motion Blur effect.
To apply a Motion Blur effect
1 To apply the effect to:
• The canvas — Click the Canvas in the Layers panel.
• A selection — Click a selection tool from the toolbox, and drag in the document window to select an
area.
• A layer — Click a layer in the Layers panel.
2
Choose Effects Focus Motion Blur.
In the Motion Blur dialog box, adjust the following sliders:
• Radius — sets the amount of blur. Moving the slider to the right makes the image look as though it’s
moving faster.
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