import * as THREE from 'three';
export declare type CCLineInfo = {
    start: THREE.Vector3;
    end: THREE.Vector3;
    dir: THREE.Vector3;
};
export declare type CCArcInfo = {
    start: THREE.Vector3;
    end: THREE.Vector3;
    center: THREE.Vector3;
    radius: number;
    clockwise: boolean;
    startAngle: number;
    endAngle: number;
    angularLength: number;
};
export declare type CCCircleInfo = {
    center: THREE.Vector3;
    radius: number;
};
export declare type SketchObjInfo = CCLineInfo | CCArcInfo | CCCircleInfo;
export declare function getNormalizedPosition(point: THREE.Vector3, sketchObject: SketchObjInfo): number;
export declare function getParameterizedPosition(t: number, sketchObject: SketchObjInfo): THREE.Vector3;
export declare function intersectLineLine(line1: CCLineInfo, line2: CCLineInfo): number[][];
export declare function intersectLineCircle(line: CCLineInfo, circle: CCCircleInfo | CCArcInfo): number[][];
export declare function intersectLineArc(line: CCLineInfo, arc: CCArcInfo): number[][];
export declare function intersectCircleCircle(circle1: CCCircleInfo | CCArcInfo, circle2: CCCircleInfo | CCArcInfo): number[][];
export declare function intersectArcArc(arc1: CCArcInfo, arc2: CCArcInfo): number[][];
export declare function intersectArcCircle(arc: CCArcInfo, circle: CCCircleInfo): number[][];