
646 Corel Painter X3 Getting Started Guide
• Smoothing — determines how much noise is filtered out. Higher values result
in wider, lighter, and blurrier lines.
• Grain — determines how much of the paper grain is revealed in the sketch
marks. Move this slider to the right to show more of the paper grain.
• Threshold — removes noise after edge detection. Threshold high is used to
flag light pixels which may be just noise in the image. Threshold low is used to
test surrounding pixels.
To save a sketch effect as a preset
1 Choose Effects Surface Control Sketch.
2 In the Sketch dialog box, modify any of the settings.
3 Click Save.
4 In the Save Preset dialog box, type a name in the Save As box.
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