添加文字需要用到fontLoader,测试貌似只能异步。在success中回调。
对于中文字体,需要将ttf格式转换为json格式或者是js格式之后才能使用,不过一般转换之后的文件比较大。建议使用Fontmin工具先压缩字体。比如说快上线的时候使用就可以了。
转换格式的网站是:http://gero3.github.io/facetype.js/
来个测试路径:https://zengxiangliang.github.io/three_text/
源代码:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <style type="text/css"> * { margin: 0; padding: 0; } html { overflow: hidden; } </style> </head> <body> <script type="text/javascript" src="../js/three.js"></script> <script type="text/javascript" src="../js/Tween.js"></script> <script> var scene, camera, renderer; var ww = window.innerWidth; var wh = window.innerHeight; var aspect = ww / wh; function initThree() { // 创建场景 scene = new THREE.Scene(); // 创建相机 camera = new THREE.PerspectiveCamera(70, aspect, 1, 2000); camera.position.set(0, 0, 100); // 创建渲染器(WebGL渲染器) renderer = new THREE.WebGLRenderer({antialias: true}); renderer.setClearColor(0x000000, 1); renderer.setSize(ww, wh); document.body.appendChild(renderer.domElement); createPointLight(); createDireLight(); } // 创建点光源 需要照亮场景 function createPointLight() { var light = new THREE.PointLight(0xffe502, 1, 1000); light.position.set(50, 50, 50); scene.add(light); } // 创建方向光 金属感强烈 function createDireLight() { var direLight = new THREE.DirectionalLight(0xffe502, 1000); direLight.position.set(0, 500, 0); direLight.castShadow = true; scene.add(direLight); } // 执行动画 function animate() { TWEEN.update(); renderer.render(scene, camera); requestAnimationFrame(animate) } // 创建文字 function createText() { var text = new THREE.FontLoader().load('../font/helvetiker_bold.typeface.json', function(text) { var gem = new THREE.TextGeometry('51JOB', { size: 20, //字号大小,一般为大写字母的高度 height: 10, //文字的厚度 weight: 'normal', //值为'normal'或'bold',表示是否加粗 font: text, //字体,默认是'helvetiker',需对应引用的字体文件 style: 'normal', //值为'normal'或'italics',表示是否斜体 bevelThickness: 1, //倒角厚度 bevelSize: 1, //倒角宽度 curveSegments: 30,//弧线分段数,使得文字的曲线更加光滑 bevelEnabled: true, //布尔值,是否使用倒角,意为在边缘处斜切 }); gem.center(); var mat = new THREE.MeshPhongMaterial({ color: 0xffe502, specular: 0x009900, shininess: 30, shading: THREE.FlatShading }); var textObj = new THREE.Mesh(gem, mat); textObj.castShadow = true; scene.add(textObj); new TWEEN.Tween(textObj.rotation).to({y: Math.PI * 2}, 2000).repeat(Infinity).yoyo(true).start(); }); } // start function threeStart() { initThree(); createText(); animate(); } // resize function onResize() { ww = window.innerWidth; wh = window.innerHeight; camera.aspect = ww / wh; camera.updateProjectionMatrix(); renderer.setSize(ww, wh); } window.addEventListener('load', threeStart, false); window.addEventListener('resize', onResize, false); </script> </body> </html>