import { BaseSopOperation } from './_Base';
import { CoreGroup } from '../../../core/geometry/Group';
import { Vector3 } from 'three';
import { DefaultOperationParams } from '../../../core/operations/_Base';
interface CircleSopParams extends DefaultOperationParams {
    radius: number;
    segments: number;
    open: boolean;
    arcAngle: number;
    direction: Vector3;
    center: Vector3;
    connectLastPoint: boolean;
}
export declare class CircleSopOperation extends BaseSopOperation {
    static readonly DEFAULT_PARAMS: CircleSopParams;
    static type(): Readonly<'circle'>;
    cook(input_contents: CoreGroup[], params: CircleSopParams): CoreGroup;
    private _createCircle;
    private _createDisk;
    private _setCenterAndDirection;
}
export {};