function init()

in website/src/components/HeroCanvas.tsx [131:217]
66 lines of code
2 McCabe index (conditional complexity)

    function init(width: number, height: number) {
      const ctx = canvasRef.current;

      renderer = new WebGLRenderer({ canvas: ctx });
      renderer.autoClearColor = false;

      camera = new PerspectiveCamera(45, width / height, 0.1, 100);
      controls = new OrbitControls(camera, renderer.domElement);

      controls.enableZoom = false;
      controls.enablePan = false;
      controls.enabled = false;

      geometry = new PlaneBufferGeometry(width / height, 1, 250, 250);

      const { count } = geometry.attributes.position;
      const arrSize = new BufferAttribute(new Float32Array(count), 1);

      for (let i = 0; i < arrSize.count; i += 1) {
        arrSize.array[i] = getRandom(0, 1);
      }
      geometry.setAttribute('aSize', arrSize, 1);

      geometry.scale(2.0, 1.0, 1.0);

      scene = new Scene();
      renderer.setSize(canvasWidth, canvasHeight);

      const uniforms = {
        u_time: {
          type: 'f',
          value: 1.0,
        },
        u_resolution: {
          type: 'v2',
          value: new Vector2(),
        },
        u_mouse: {
          type: 'v2',
          value: new Vector2(0.5, 0.5),
        },
        u_fragMouse: {
          type: 'v2',
          value: new Vector2(0.5, 0.5),
        },
      };

      scene.background = new Color('red');

      camera.position.z = 5;
      controls.update();

      material = new ShaderMaterial({
        uniforms,
        vertexShader: vertex,
        fragmentShader: fragment,
        wireframe: true,
        side: DoubleSide,
      });

      mesh = new Points(geometry, material);

      const backGeometry = new PlaneBufferGeometry(width / height, 1, 200, 200);
      const bgMaterial = new MeshBasicMaterial({ color: 0x121212, wireframe: false });
      const background = new Mesh(backGeometry, bgMaterial);

      backGeometry.scale(50, 50, 1);
      background.position.set(10, 10, -10);
      background.rotation.set(Math.PI / 2, 0, 0);

      scene.add(mesh);
      scene.add(background);

      // Tested and checked
      camera.position.set(
        0.16430412417444037,
        -1.5202138879420155,
        0.20892968987792318,
      );

      controls.update();

      renderer.setPixelRatio(window.devicePixelRatio);
      onWindowResize();

      isLoaded = true;
    }