DrawCircleOpt: Omit &

radius: number

Radius of the circle.

start?: number

Starting angle.

fill?: boolean

If fill the shape with color (set this to false if you only want an outline).

gradient?: [ Color, Color ]

Use gradient instead of solid color.

sincev3000.0

resolution?: number

Multiplier for circle vertices resolution (default 1)

anchor?: Anchor | Vec2

The anchor point, or the pivot point. Default to "topleft".

How the circle should look like.