import type { Billboard, BillboardMode, BillboardRuntime, Kind, Material, MeshGeometry, NodeSignals, Node3D } from '@flighthq/types/contract';
export { BillboardKind } from '@flighthq/types/contract';
export declare function createBillboard(geometry: MeshGeometry, materials: (Material | null)[], mode?: BillboardMode, kind?: Kind, obj?: Readonly<Partial<Pick<Billboard, 'enabled' | 'name'>>>): Billboard;
export declare function enableBillboardSignals(source: Billboard): NodeSignals;
export declare function getBillboardRuntime(source: Readonly<Billboard>): BillboardRuntime;
export declare function getBillboardSignals(source: Billboard): NodeSignals | null;
export declare function isBillboard(source: Readonly<Node3D>): source is Billboard;
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