import { ConstructorProps, ContextManager, Observable } from '@zcomponent/core';
import { Object3D } from '@zcomponent/three/lib/components/Object3D';
import { FeaturePointsGeometry } from '../../util/geometries/FeaturePointsGeometry';
import * as THREE from 'three';
export type FeaturePointsConstructorProps = ConstructorProps;
/** @zcomponent
 * A mesh node that will fit to the face/head and deform as the user's expression changes.
 * This can be used to apply a texture to the user's skin, much like face paint.
 * @zgroup AR
 * @zicon familiar_face_and_zone
 * @ztag three/Object3D/Points/Zappar/FeaturePoints
 * @zparents three/Object3D/Group/**
 */
export declare class FeaturePoints extends Object3D {
    private _uniforms;
    /**
     * @zui
     * @zgroup Appearance
     * @zgrouppriority 20
     * @zdefault 5
     */
    size: Observable<number, never>;
    /**
     * Color of the points
     *
     * @zprop
     * @zgroup Appearance
     * @zgrouppriority 20
     * @ztype color-norm-rgb-linear
     * @zdefault [1, 1, 1]
     */
    color: Observable<[number, number, number], never>;
    /**
     * Float in the range of 0.0 - 1.0 indicating how transparent the points are.
     * @zprop
     * @zgroup Appearance
     * @zgrouppriority 20
     * @ztype proportion
     * @zdefault 0.4
     */
    opacity: Observable<number, never>;
    /**
     * @zui
     * @zgroup Design Time
     * @zgrouppriority 100
     * @zdefault false
     */
    preview: Observable<boolean, never>;
    element: THREE.Points<FeaturePointsGeometry, THREE.ShaderMaterial>;
    material: THREE.ShaderMaterial;
    constructor(ctx: ContextManager, props: FeaturePointsConstructorProps);
    dispose(): never;
    private _frame;
    /** @zignore */
    position: Observable<[x: number, y: number, z: number], never>;
    /** @zignore */
    scale: Observable<[x: number, y: number, z: number], never>;
    /** @zignore */
    rotation: Observable<[x: number, y: number, z: number], never>;
    /** @zignore */
    castShadow: Observable<boolean, never>;
    /** @zignore */
    receiveShadow: Observable<boolean, never>;
}