import { IEngine, LastWriteWinElementSetComponentDefinition } from '../../engine';
import { PBParticleSystem, PBParticleSystem_BlendMode, PBParticleSystem_PlaybackState, PBParticleSystem_Point, PBParticleSystem_Sphere, PBParticleSystem_Cone, PBParticleSystem_Box } from '../generated/index.gen';
export { PBParticleSystem_BlendMode as ParticleSystemBlendMode, PBParticleSystem_PlaybackState as ParticleSystemPlaybackState };
/**
 * @public
 */
export interface ParticleSystemHelper {
    /** Emit from a single point */
    Point: (point?: PBParticleSystem_Point) => PBParticleSystem['shape'];
    /** Emit from the surface or volume of a sphere */
    Sphere: (sphere?: PBParticleSystem_Sphere) => PBParticleSystem['shape'];
    /** Emit from the base of a cone, projecting outward */
    Cone: (cone?: PBParticleSystem_Cone) => PBParticleSystem['shape'];
    /** Emit from the surface or volume of a box */
    Box: (box?: PBParticleSystem_Box) => PBParticleSystem['shape'];
}
/**
 * @public
 */
export interface ParticleSystemComponentDefinitionExtended extends LastWriteWinElementSetComponentDefinition<PBParticleSystem> {
    /** Helpers for constructing emitter shapes */
    Shape: ParticleSystemHelper;
}
export declare function defineParticleSystemComponent(engine: Pick<IEngine, 'defineComponentFromSchema'>): ParticleSystemComponentDefinitionExtended;