3D-World/index.html at main · Jerald-Golden/3D-World · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <title>earth</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
    <link type="text/css" rel="stylesheet" href="main.css">
</head>

<body>

    <script type="importmap">
			{
				"imports": {
					"three": "https://cdn.jsdelivr.net/npm/three@0.160.0/build/three.module.js"
				}
			}
		</script>

    <script type="module">

        import * as THREE from 'three';

        import Stats from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/libs/stats.module.js';

        // import { MapControls } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/controls/MapControls.js';
        // import { FlyControls } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/controls/FlyControls.js';
        import { OrbitControls } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/controls/OrbitControls.js';
        import { EffectComposer } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/postprocessing/EffectComposer.js';
        import { RenderPass } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/postprocessing/RenderPass.js';
        import { FilmPass } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/postprocessing/FilmPass.js';
        import { OutputPass } from 'https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/postprocessing/OutputPass.js';

        const radius = 6371;
        const rotationSpeed = 0.02;

        const cloudsScale = 1.005;
        const moonScale = 0.23;

        const MARGIN = 0;
        let SCREEN_HEIGHT = window.innerHeight - MARGIN * 2;
        let SCREEN_WIDTH = window.innerWidth;

        let camera, controls, scene, renderer, stats;
        let geometry, meshPlanet, meshClouds, meshMoon;
        let dirLight;

        let composer;

        const textureLoader = new THREE.TextureLoader();

        let d, dPlanet, dMoon;
        const dMoonVec = new THREE.Vector3();

        const clock = new THREE.Clock();

        init();
        animate();

        function init() {

            camera = new THREE.PerspectiveCamera(45, SCREEN_WIDTH / SCREEN_HEIGHT, 50, 1e7);
            camera.position.z = radius * 5;

            scene = new THREE.Scene();


            dirLight = new THREE.DirectionalLight(0xffffff,4);
            dirLight.position.set(- 1, 0, 1).normalize();
            scene.add(dirLight);


            const ambientLight = new THREE.AmbientLight(0xffffff,0.1);
            scene.add(ambientLight);

            const materialNormalMap = new THREE.MeshPhongMaterial({

                // specular: 0x7c7c7c,
                shininess: 30,
                map: textureLoader.load('models/planet/earth1.jpg'),
                bumpMap: textureLoader.load('models/planet/earthbump.jpg'),
                bumpScale: 5 ,
                side:THREE.DoubleSide,

                // y scale is negated to compensate for normal map handedness.
                normalScale: new THREE.Vector2(0.85, - 0.85)

            });
            materialNormalMap.map.colorSpace = THREE.SRGBColorSpace;
            // materialNormalMap.bumpMap.colorSpace = THREE.SRGBColorSpace;

            // planet

            geometry = new THREE.SphereGeometry(radius, 100, 50);

            meshPlanet = new THREE.Mesh(geometry, materialNormalMap);
            meshPlanet.rotation.y = 0;
            scene.add(meshPlanet);

            // clouds

            const materialClouds = new THREE.MeshPhongMaterial({

                map: textureLoader.load('models/planet/cloud.png'),
                transparent: true,

            });
            materialClouds.map.colorSpace = THREE.SRGBColorSpace;

            meshClouds = new THREE.Mesh(geometry, materialClouds);
            meshClouds.scale.set(cloudsScale, cloudsScale, cloudsScale);
            scene.add(meshClouds);

            // moon

            const materialMoon = new THREE.MeshPhongMaterial({

                map: textureLoader.load('models/planet/moon.jpg'),
                // transparent: true

            });
            materialMoon.map.colorSpace = THREE.SRGBColorSpace;

            meshMoon = new THREE.Mesh(geometry, materialMoon);
            meshMoon.position.set(radius * 5, 0, 0);
            meshMoon.scale.set(moonScale, moonScale, moonScale);
            scene.add(meshMoon);

            // stars

            const r = radius, starsGeometry = [new THREE.BufferGeometry(), new THREE.BufferGeometry()];

            const vertices1 = [];
            const vertices2 = [];

            const vertex = new THREE.Vector3();

            for (let i = 0; i < 250; i++) {

                vertex.x = Math.random() * 2 - 1;
                vertex.y = Math.random() * 2 - 1;
                vertex.z = Math.random() * 2 - 1;
                vertex.multiplyScalar(r);

                vertices1.push(vertex.x, vertex.y, vertex.z);

            }

            for (let i = 0; i < 1500; i++) {

                vertex.x = Math.random() * 2 - 1;
                vertex.y = Math.random() * 2 - 1;
                vertex.z = Math.random() * 2 - 1;
                vertex.multiplyScalar(r);

                vertices2.push(vertex.x, vertex.y, vertex.z);

            }

            starsGeometry[0].setAttribute('position', new THREE.Float32BufferAttribute(vertices1, 3));
            starsGeometry[1].setAttribute('position', new THREE.Float32BufferAttribute(vertices2, 3));

            const starsMaterials = [
                new THREE.PointsMaterial({ color: 0x9c9c9c, size: 2, sizeAttenuation: false }),
                new THREE.PointsMaterial({ color: 0x9c9c9c, size: 1, sizeAttenuation: false }),
                new THREE.PointsMaterial({ color: 0x7c7c7c, size: 2, sizeAttenuation: false }),
                new THREE.PointsMaterial({ color: 0x838383, size: 1, sizeAttenuation: false }),
                new THREE.PointsMaterial({ color: 0x5a5a5a, size: 2, sizeAttenuation: false }),
                new THREE.PointsMaterial({ color: 0x5a5a5a, size: 1, sizeAttenuation: false })
            ];

            for (let i = 10; i < 30; i++) {

                const stars = new THREE.Points(starsGeometry[i % 2], starsMaterials[i % 6]);

                stars.rotation.x = Math.random() * 6;
                stars.rotation.y = Math.random() * 6;
                stars.rotation.z = Math.random() * 6;
                stars.scale.setScalar(i * 10);

                stars.matrixAutoUpdate = false;
                stars.updateMatrix();

                scene.add(stars);

            }

            renderer = new THREE.WebGLRenderer({ antialias: true });
            renderer.setPixelRatio(window.devicePixelRatio);
            renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
            document.body.appendChild(renderer.domElement);


            // controls = new MapControls(camera, renderer.domElement);
            // controls = new FlyControls(camera, renderer.domElement);
            controls = new OrbitControls(camera, renderer.domElement);

            controls.movementSpeed = 1000;
            controls.domElement = renderer.domElement;
            controls.rollSpeed = 0;
            // controls.rollSpeed = 0.1;
            controls.autoForward = false;
            controls.dragToLook = false;
            controls.maxDistance = 900000;
            controls.minDistance = 7000;


            stats = new Stats();
            document.body.appendChild(stats.dom);

            window.addEventListener('resize', onWindowResize);

            // postprocessing

            const renderModel = new RenderPass(scene, camera);
            const effectFilm = new FilmPass(0.35);
            const outputPass = new OutputPass();

            composer = new EffectComposer(renderer);

            composer.addPass(renderModel);
            composer.addPass(effectFilm);
            composer.addPass(outputPass);

        }

        function onWindowResize() {

            SCREEN_HEIGHT = window.innerHeight;
            SCREEN_WIDTH = window.innerWidth;

            camera.aspect = SCREEN_WIDTH / SCREEN_HEIGHT;
            camera.updateProjectionMatrix();

            renderer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
            composer.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);

        }

        function animate() {

            requestAnimationFrame(animate);

            render();
            stats.update();

        }

        function render() {

            // rotate the planet and clouds

            const delta = clock.getDelta();

            meshPlanet.rotation.y +=  rotationSpeed * delta;
            meshClouds.rotation.y += -rotationSpeed * delta;
            meshMoon.rotation.y += rotationSpeed * delta;

            // slow down as we approach the surface

            dPlanet = camera.position.length();

            dMoonVec.subVectors(camera.position, meshMoon.position);
            dMoon = dMoonVec.length();

            if (dMoon < dPlanet) {

                d = (dMoon - radius * moonScale * 1.01);

            } else {

                d = (dPlanet - radius * 1.01);

            }

            controls.movementSpeed = 0.33 * d;
            controls.update(delta);

            composer.render(delta);

        }

    </script>
</body>

</html>