Horizontal
3. It uses colors from the wedge directly across from the main color.
5. This setting controls how big the brush is.
8. It is a color scheme, a special variant of the dual color scheme, with the equal distance between all colors.
9. It uses colors from the same wedge of colors on the color wheel.
10. It uses colors from the wedges on both sides of the main color.

Vertical
1. It uses colors from the wedges on either side of the main color's complement.
2. This slider controls the edges of the brush, from 0 percent (very soft) to 100 percent (hard).
4. It uses colors that are evenly spaced around the color wheel.
6. This setting controls the shape of your brush, from perfectly round to elliptical.
7. This slider lets you adjust the amount of space between brush marks when you make a stroke.​