Particle Galaxy Field

"use client";

import { useEffect, useRef, useState, useSyncExternalStore } from "react";
import type { CSSProperties, ReactNode } from "react";

/**
 * ParticleGalaxyField: a full-bleed background of a galaxy built from up to
 * ten million stars in WebGL2. Drag to turn it, sweep the pointer across the
 * disk to fling stars out of it, tap for a shockwave; a damped spring pulls
 * every star back to its orbit.
 *
 * Nothing is stored per star. Each one is computed on the GPU from its own
 * index (a hash gives its orbit, size, colour and whether it breathes), so
 * there are no vertex buffers, nothing to download and no start-up cost, and
 * the star count is a single number per draw. The field measures its own GPU
 * time for the first seconds and settles on the most stars the device holds
 * at full frame rate (ten million on a desktop graphics card, a few hundred
 * thousand on a phone); the faint haze shares a fixed amount of light, so a

  // ---------------------------------------------------------------
  // Full source available with a viberdy Pro subscription.
  // https://viberdy.dev/pricing
  // ---------------------------------------------------------------
}