import Vector3 from '../math/Vector3';
import ParticleEmitter from './Emitter';
declare class Particle {
    position: Vector3;
    /**
     * Use euler angle to represent particle rotation
     */
    rotation: Vector3;
    velocity?: Vector3;
    angularVelocity?: Vector3;
    life: number;
    age: number;
    spriteSize: number;
    weight: number;
    emitter?: ParticleEmitter;
    /**
     * Update particle position
     */
    update(deltaTime: number): void;
}
export default Particle;