import { mat3, vec2 } from 'gl-matrix';
export declare class ComputedCameraControl {
    startInvertViewProjectionMatrix: mat3;
    startCameraX: number;
    startCameraY: number;
    startCameraRotation: number;
    startPos: vec2;
    startMousePos: vec2;
    rotate: boolean;
    pointerDownViewportX: number;
    pointerDownViewportY: number;
    pointerDownCanvasX: number;
    pointerDownCanvasY: number;
}