import Renderable, { RenderableOpts } from '../Renderable';
import ParticleEmitter from './Emitter';
import ParticleField from './Field';
import Renderer from '../Renderer';
interface ParticleRenderableOpts extends RenderableOpts {
    loop: boolean;
    oneshot: boolean;
    /**
     * Duration of particle system in milliseconds
     */
    duration: number;
    spriteAnimationTileX: number;
    spriteAnimationTileY: number;
    spriteAnimationRepeat: number;
}
/**
 * @example
 *     const particleRenderable = new clay.particle.ParticleRenderable({
 *         spriteAnimationTileX: 4,
 *         spriteAnimationTileY: 4,
 *         spriteAnimationRepeat: 1
 *     });
 *     scene.add(particleRenderable);
 *     // Enable uv animation in the shader
 *     particleRenderable.material.define('both', 'UV_ANIMATION');
 *     const Emitter = clay.particle.Emitter;
 *     const Vector3 = clay.Vector3;
 *     const emitter = new Emitter({
 *         max: 2000,
 *         amount: 100,
 *         life: Emitter.random1D(10, 20),
 *         position: Emitter.vector(new Vector3()),
 *         velocity: Emitter.random3D(new Vector3(-10, 0, -10), new Vector3(10, 0, 10));
 *     });
 *     particleRenderable.addEmitter(emitter);
 *     const gravityField = new clay.particle.ForceField();
 *     gravityField.force.y = -10;
 *     particleRenderable.addField(gravityField);
 *     ...
 *     animation.on('frame', function(frameTime) {
 *         particleRenderable.updateParticles(frameTime);
 *         renderer.render(scene, camera);
 *     });
 */
interface ParticleRenderable extends ParticleRenderableOpts {
}
declare class ParticleRenderable extends Renderable {
    mode: number;
    ignorePicking: boolean;
    culling: boolean;
    frustumCulling: boolean;
    castShadow: boolean;
    receiveShadow: boolean;
    _elapsedTime: number;
    _emitting: boolean;
    private _emitters;
    private _fields;
    private _particles;
    constructor(opts?: Partial<ParticleRenderableOpts>);
    /**
     * Add emitter
     * @param {clay.particle.Emitter} emitter
     */
    addEmitter(emitter: ParticleEmitter): void;
    /**
     * Remove emitter
     * @param {clay.particle.Emitter} emitter
     */
    removeEmitter(emitter: ParticleEmitter): void;
    /**
     * Add field
     * @param {clay.particle.Field} field
     */
    addField(field: ParticleField): void;
    /**
     * Remove field
     * @param {clay.particle.Field} field
     */
    removeField(field: ParticleField): void;
    /**
     * Reset the particle system.
     */
    reset(): void;
    /**
     * @param  {number} deltaTime
     */
    updateParticles(deltaTime: number): void;
    _updateVertices(): void;
    /**
     * @return {boolean}
     */
    isFinished(): boolean;
    /**
     * @param  {clay.Renderer} renderer
     */
    dispose(renderer: Renderer): void;
    /**
     * @return {clay.particle.ParticleRenderable}
     */
    clone(): ParticleRenderable;
}
export default ParticleRenderable;