Spazer/src/starfield/starfield.ts

import { reference } from "./reference.ts"

const canvas = document.querySelector("#mainCanvas");
const ctx = canvas.getContext("2d");

const dpr = window.devicePixelRatio;
const cw = window.innerWidth;
const ch = window.innerHeight;
canvas.width = cw * dpr;
canvas.height = ch * dpr;
ctx.scale(dpr, dpr);

function resize() {
    canvas.width  = window.innerWidth * dpr;
    canvas.height = window.innerHeight * dpr;
}

window.addEventListener('resize', resize, false);

reference(canvas, ctx);