import * as THREE from 'three'; // // const scene = new THREE.Scene(); // // const camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 0.1, 1000 ); // // const renderer = new THREE.WebGLRenderer(); // // renderer.setSize( window.innerWidth, window.innerHeight ); // // document.body.appendChild( renderer.domElement ); // // const geometry = new THREE.BoxGeometry( 1, 2, 1 ); // // const material = new THREE.MeshBasicMaterial( { color: 0x277BC0 } ); // // const cube = new THREE.Mesh( geometry, material ); // // scene.add( cube ); // // camera.position.z = 5; // // const points = []; // // points.push( new THREE.Vector3( - 10, 0, 0 ) ); // // points.push( new THREE.Vector3( 0, 10, 0 ) ); // // points.push( new THREE.Vector3( 10, 0, 0 ) ); // // const material2 = new THREE.LineBasicMaterial( { color: 0x0000ff } ); // // const geometry2 = new THREE.BufferGeometry().setFromPoints( points ); // // const line = new THREE.Line( geometry2, material2 ); // // scene.add( line ); // // function animate() { // // requestAnimationFrame( animate ); // // renderer.render( scene, camera ); // // } // // animate(); import Stats from 'three/addons/libs/stats.module.js'; import { OrbitControls } from 'three/addons/controls/OrbitControls.js'; import { OutlineEffect } from 'three/addons/effects/OutlineEffect.js'; import { FontLoader } from 'three/addons/loaders/FontLoader.js'; import { TextGeometry } from 'three/addons/geometries/TextGeometry.js'; let container, stats; let camera, scene, renderer, effect; let particleLight; const loader = new FontLoader(); loader.load( 'fonts/gentilis_regular.typeface.json', function ( font ) { init( font ); animate(); } ); function init( font ) { container = document.createElement( 'div' ); document.body.appendChild( container ); camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 2500 ); camera.position.set( 0.0, 400, 400 * 3.5 ); // scene = new THREE.Scene(); scene.background = new THREE.Color( 0x444488 ); // renderer = new THREE.WebGLRenderer( { antialias: true } ); renderer.setPixelRatio( window.devicePixelRatio ); renderer.setSize( window.innerWidth, window.innerHeight ); container.appendChild( renderer.domElement ); // Materials const cubeWidth = 400; const numberOfSphersPerSide = 5; const sphereRadius = ( cubeWidth / numberOfSphersPerSide ) * 0.8 * 0.5; const stepSize = 1.0 / numberOfSphersPerSide; const format = ( renderer.capabilities.isWebGL2 ) ? THREE.RedFormat : THREE.LuminanceFormat; const geometry = new THREE.SphereGeometry( sphereRadius, 32, 16 ); for ( let alpha = 0, alphaIndex = 0; alpha <= 1.0; alpha += stepSize, alphaIndex ++ ) { const colors = new Uint8Array( alphaIndex + 2 ); for ( let c = 0; c <= colors.length; c ++ ) { colors[ c ] = ( c / colors.length ) * 256; } const gradientMap = new THREE.DataTexture( colors, colors.length, 1, format ); gradientMap.needsUpdate = true; for ( let beta = 0; beta <= 1.0; beta += stepSize ) { for ( let gamma = 0; gamma <= 1.0; gamma += stepSize ) { // basic monochromatic energy preservation const diffuseColor = new THREE.Color().setHSL( alpha, 0.5, gamma * 0.5 + 0.1 ).multiplyScalar( 1 - beta * 0.2 ); const material = new THREE.MeshToonMaterial( { color: diffuseColor, gradientMap: gradientMap } ); const mesh = new THREE.Mesh( geometry, material ); mesh.position.x = alpha * 400 - 200; mesh.position.y = beta * 400 - 200; mesh.position.z = gamma * 400 - 200; scene.add( mesh ); } } } function addLabel( name, location ) { const textGeo = new TextGeometry( name, { font: font, size: 20, height: 1, curveSegments: 1 } ); const textMaterial = new THREE.MeshBasicMaterial(); const textMesh = new THREE.Mesh( textGeo, textMaterial ); textMesh.position.copy( location ); scene.add( textMesh ); } addLabel( '-gradientMap', new THREE.Vector3( - 350, 0, 0 ) ); addLabel( '+gradientMap', new THREE.Vector3( 350, 0, 0 ) ); addLabel( '-diffuse', new THREE.Vector3( 0, 0, - 300 ) ); addLabel( '+diffuse', new THREE.Vector3( 0, 0, 300 ) ); particleLight = new THREE.Mesh( new THREE.SphereGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0xffffff } ) ); scene.add( particleLight ); // Lights scene.add( new THREE.AmbientLight( 0xc1c1c1, 3 ) ); const pointLight = new THREE.PointLight( 0xffffff, 2, 800, 0 ); particleLight.add( pointLight ); // effect = new OutlineEffect( renderer ); // stats = new Stats(); container.appendChild( stats.dom ); const controls = new OrbitControls( camera, renderer.domElement ); controls.minDistance = 200; controls.maxDistance = 2000; window.addEventListener( 'resize', onWindowResize ); } function onWindowResize() { camera.aspect = window.innerWidth / window.innerHeight; camera.updateProjectionMatrix(); renderer.setSize( window.innerWidth, window.innerHeight ); } // function animate() { requestAnimationFrame( animate ); stats.begin(); render(); stats.end(); } function render() { const timer = Date.now() * 0.00025; particleLight.position.x = Math.sin( timer * 7 ) * 300; particleLight.position.y = Math.cos( timer * 5 ) * 400; particleLight.position.z = Math.cos( timer * 3 ) * 300; effect.render( scene, camera ); }