import { Signal } from '@preact/signals-core';
import { Matrix4, Vector2Tuple } from 'three';
import { Properties } from '../../properties/index.js';
export declare function computedPanelMatrix(properties: Properties, matrixSignal: Signal<Matrix4 | undefined>, sizeSignal: Signal<Vector2Tuple | undefined>, offsetSignal?: Signal<Vector2Tuple>): import("@preact/signals-core").ReadonlySignal<Matrix4 | undefined>;