This controls the size and shape of the pentip or brushtip.
There are two modes of O-panel. It switches by clicking or button.

On this panel, choose a pentip at the left, and change the size at the right by draggin one of the corners, choosing one of the preset sizes. Dragging one of the four corners with the [SHIFT] key down keeps the height and width the same.

On this panel, each of the numbered buttons has 12 pentips assigned, therefore the total number of pentips is 60.
Click [Edit] button, and you can edit the pentip you selected. Save the edited pentip and you can use it.

When you click [Area]-[SeedFill] icon, O-panel changes to pen option.

[Range] determines the strictness of color detection. The bigger the number is, the more similar colors get selected.
[Border] determines which layer is used for color detection. Click [Current] button.

Choose which layer and which plane to be used.

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