cena-3d-simples-celycodes/script.html at main · celycodes/cena-3d-simples-celycodes · GitHub

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<!DOCTYPE html>
<html lang="pt-br">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Computacao Grafica</title>
    <style>
        body { margin: 0; overflow: hidden; }
        canvas { display: block; }
    </style>
</head>
<body>
    <script src="https://cdn.jsdelivr.net/npm/three@0.132.2/build/three.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/three@0.132.2/examples/js/controls/OrbitControls.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/three@0.132.2/examples/js/loaders/FontLoader.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/three@0.132.2/examples/js/geometries/TextGeometry.js"></script>
    <script>
        // Inicialização da cena
        const scene = new THREE.Scene();
        scene.background = new THREE.Color(0x222222);

        // Configuração da câmera
        const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 1000);
        camera.position.set(5, 5, 5);

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

        // Controles de órbita
        const controls = new THREE.OrbitControls(camera, renderer.domElement);
        controls.enableDamping = true;
        controls.dampingFactor = 0.05;

        // Luzes
        const ambientLight = new THREE.AmbientLight(0x404040);
        scene.add(ambientLight);

        const directionalLight = new THREE.DirectionalLight(0xffffff, 0.8);
        directionalLight.position.set(5, 10, 7);
        directionalLight.castShadow = true;
        scene.add(directionalLight);


        //Elementos da Cena
        // 1. Cubo
        const cubeGeometry = new THREE.BoxGeometry(1, 1, 1);
        const cubeMaterial = new THREE.MeshStandardMaterial({
            color: new THREE.Color('navy'),
        });
        const cube = new THREE.Mesh(cubeGeometry, cubeMaterial);
        cube.position.set(-2, 0.5, 0);
        cube.castShadow = true;
        scene.add(cube);

        // 2. Esfera
        const sphereGeometry = new THREE.SphereGeometry(0.8, 32, 32);
        const sphereMaterial = new THREE.MeshStandardMaterial({
            color: new THREE.Color('gold'),
        });
        const sphere = new THREE.Mesh(sphereGeometry, sphereMaterial);
        sphere.position.set(2, 0.8, -1);
        sphere.castShadow = true;
        scene.add(sphere);

        // 3. Cilindro
        const cylinderGeometry = new THREE.CylinderGeometry(0.5, 0.5, 1.5, 32);
        const cylinderMaterial = new THREE.MeshStandardMaterial({
            color: new THREE.Color('red'),
        });
        const cylinder = new THREE.Mesh(cylinderGeometry, cylinderMaterial);
        cylinder.position.set(0, 0.75, 2);
        cylinder.castShadow = true;
        scene.add(cylinder);

        // 4. Texto
        let textMesh;
        const fontLoader = new THREE.FontLoader();
        fontLoader.load('https://threejs.org/examples/fonts/helvetiker_regular.typeface.json', (font) => {
            const textGeometry = new THREE.TextGeometry('@celycodes', {
                font: font,
                size: 0.8,
                height: 0.2,
                curveSegments: 12,
                bevelEnabled: true,
                bevelThickness: 0.03,
                bevelSize: 0.02
            });
            const textMaterial = new THREE.MeshStandardMaterial({
                color: new THREE.Color('crimson'),
                metalness: 0.5
            });
            textMesh = new THREE.Mesh(textGeometry, textMaterial);
            textMesh.position.set(0, 2, -2);
            textMesh.castShadow = true;
            scene.add(textMesh);
        });

        // Plano
        const planeGeometry = new THREE.PlaneGeometry(20, 20);
        const planeMaterial = new THREE.MeshStandardMaterial({
            color: 0xcccccc,
            side: THREE.DoubleSide
        });
        const plane = new THREE.Mesh(planeGeometry, planeMaterial);
        plane.rotation.x = -Math.PI / 2;
        plane.position.y = -0.5;
        plane.receiveShadow = true;
        scene.add(plane);

        // Eixos
        const axesHelper = new THREE.AxesHelper(5);
        scene.add(axesHelper);

        // Animação
        function animate() {
            requestAnimationFrame(animate);


            cube.rotation.x += 0.01;
            cube.rotation.y += 0.01;

            sphere.scale.x = Math.sin(Date.now() * 0.002) * 0.2 + 1;
            sphere.scale.y = Math.sin(Date.now() * 0.002) * 0.2 + 1;
            sphere.scale.z = Math.sin(Date.now() * 0.002) * 0.2 + 1;

            if (textMesh) {
                textMesh.rotation.y += 0.01;
                textMesh.position.y = Math.sin(Date.now() * 0.003) * 0.3 + 2;
            }

            controls.update();
            renderer.render(scene, camera);
        }

        window.addEventListener('resize', () => {
            camera.aspect = window.innerWidth / window.innerHeight;
            camera.updateProjectionMatrix();
            renderer.setSize(window.innerWidth, window.innerHeight);
        });

        animate();
    </script>
</body>
</html>