import puppeteer from 'puppeteer';
const b = await puppeteer.launch({ args:['--no-sandbox','--disable-setuid-sandbox','--use-gl=angle','--enable-unsafe-swiftshader','--ignore-gpu-blocklist'] });
const p = await b.newPage();
await p.setViewport({width:1100,height:1300});
await p.goto('http://10.200.201.3:4175/_lab/neu-card.html',{waitUntil:'load',timeout:60000});
await new Promise(r=>setTimeout(r,1200));
const r = await p.evaluate(()=>{
  const m=document.querySelector('[data-shader-demo] .card-shader').paperShaderMount;
  const gl=m.gl;
  gl.getError(); // сброс
  m.render(performance.now());
  const e = gl.getError();
  const px=new Uint8Array(4); gl.readPixels(360,220,1,1,gl.RGBA,gl.UNSIGNED_BYTE,px);
  // проверим a_position location
  const aLoc = gl.getAttribLocation(m.program, 'a_position');
  return { glErrorAfterRender: e, centerPx: Array.from(px), aPosLoc: aLoc, clearC: (()=>{const c=new Float32Array(4); gl.getClearColor?.(c); return Array.from(c);})() };
});
console.log(JSON.stringify(r,null,1));
await b.close();