The brush preview displays a rendered preview of the brush, with all parameters applied, including its profile. At the bottom of the brush preview are brush center controls.

| Use: | To: | 
|---|---|
| X | Set brush center x coordinate, relative to the brush size. -1 is left, 1 is right. | 
| Y | Set brush center y coordinate, relative to the brush size. -1 is bottom, 1 is top. | 
| x | Display brush center indicator in preview. |