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index.html
Views: 61 | Author: cody
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <title>3D Rotating Geometry Shape Using Three.js</title>
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r71/three.min.js"></script>
    <link rel="stylesheet" type="text/css" media="screen" href="style.css" />
  </head>

  <body>
    <script>
      // Create a scene
      const scene = new THREE.Scene();

      // Create a camera
      const camera = new THREE.PerspectiveCamera(
        75,
        window.innerWidth / window.innerHeight,
        0.1,
        400
      );
      camera.position.z = 150;
      scene.rotation.x = 0.45;

      // Create cube geometries
      function createCubeGeometry(width, height, depth, colors) {
        const cubeGeometry = new THREE.BoxGeometry(width, height, depth);

        for (let i = 0; i < cubeGeometry.faces.length; i++) {
          cubeGeometry.faces[i].color.setHex(colors[i]);
        }

        return cubeGeometry;
      }

      // Cube color schemes
      const blueScheme = [
        0x011da9, 0x011da9, 0x011da9, 0x011da9, 0xffc001, 0xffc001, 0xffc001,
        0xffc001, 0x069330, 0x069330, 0x069330, 0x069330,
      ];
      const redScheme = [
        0xfe2015, 0xfe2015, 0x011da9, 0x011da9, 0xffc001, 0xffc001, 0xffc001,
        0xffc001, 0x069330, 0x069330, 0x069330, 0x069330,
      ];
      const greenScheme = [
        0x011da9, 0x011da9, 0x011da9, 0x011da9, 0xffc001, 0xffc001, 0xffc001,
        0xffc001, 0xfe2015, 0xfe2015, 0x069330, 0x069330,
      ];

      // Create cube materials
      const cubeMaterial = new THREE.MeshBasicMaterial({
        vertexColors: THREE.FaceColors,
      });

      // Create cubes
      const cubeData = [
        {
          geometry: createCubeGeometry(20, 75, 20, blueScheme),
          position: [-30, 0, 30],
        },
        {
          geometry: createCubeGeometry(20, 75, 20, blueScheme),
          position: [30, 0, 30],
        },
        {
          geometry: createCubeGeometry(20, 75, 20, blueScheme),
          position: [-30, 0, -30],
        },
        {
          geometry: createCubeGeometry(20, 75, 20, blueScheme),
          position: [30, 0, -30],
        },
        {
          geometry: createCubeGeometry(20, 83, 20, redScheme),
          position: [0, 0, 30],
          rotation: [0, 0, 0.73],
        },
        {
          geometry: createCubeGeometry(20, 83, 20, redScheme),
          position: [0, 0, -30],
          rotation: [0, 0, 2.41],
        },
        {
          geometry: createCubeGeometry(20, 83, 20, greenScheme),
          position: [-30, 0, 0],
          rotation: [2.41, 0, 0],
        },
        {
          geometry: createCubeGeometry(20, 83, 20, greenScheme),
          position: [30, 0, 0],
          rotation: [0.73, 0, 0],
        },
      ];

      const cubes = cubeData.map((data) => {
        const cube = new THREE.Mesh(data.geometry, cubeMaterial);
        cube.position.set(...data.position);

        if (data.rotation) {
          cube.rotation.set(...data.rotation);
        }

        return cube;
      });

      // Add cubes to the scene
      cubes.forEach((cube) => {
        scene.add(cube);
      });

      // Create a renderer
      const renderer = new THREE.WebGLRenderer({ antialias: true });
      renderer.setSize(window.innerWidth, window.innerHeight);
      document.body.appendChild(renderer.domElement);

      // Render function
      const render = () => {
        requestAnimationFrame(render);
        scene.rotation.y += 0.008;
        renderer.render(scene, camera);
      };

      // Call the render function
      render();
    </script>
  </body>
</html>

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