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pixi.js

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <script type="importmap">
    {
      "imports": {
        "@mulsense/xnew": "https://unpkg.com/@mulsense/xnew@2.5.x/dist/xnew.module.js",
        "@mulsense/xnew/addons/xpixi": "https://unpkg.com/@mulsense/xnew@2.5.x/dist/addons/xpixi.module.js",
        "pixi.js": "https://cdnjs.cloudflare.com/ajax/libs/pixi.js/8.6.6/pixi.min.mjs"
      }
    }
  </script>
  <script type="module" src="./script.js"></script>
</head>

<body style="margin: 0; height: 100vh;">
  <div id="main" style="width: 100%; height: 100%;"></div>
</body>

</html>
script.js
import xnew from '@mulsense/xnew';
import xpixi from '@mulsense/xnew/addons/xpixi';
import * as PIXI from 'pixi.js';

const width = 800, height = 400;
xnew('#main', Main);

function Main(self) {
  xnew(xnew.Screen, { width, height });
  xpixi.initialize();

  xnew(Boxes);
}

function Boxes(self) {
  const object = xpixi.nest(new PIXI.Container());
  object.position.set(width / 2, height / 2);

  for (let y = -1; y <= 1; y++) {
    for (let x = -1; x <= 1; x++) {
      xnew(Box, { x: 80 * x, y: 80 * y, size: 40, color: 0xEA1E63 });
    }
  }
  return {
    update() {
      object.rotation += 0.01;
    },
  };
}

function Box(self, { x, y, size, color }) {
  const object = xpixi.nest(new PIXI.Container());
  object.position.set(x, y);
  object.addChild(new PIXI.Graphics().rect(-size / 2, -size / 2, size, size).fill(color));

  return {
    update() {
      object.rotation += 0.01;
    },
  };
}